Service Manuals, User Guides, Schematic Diagrams or docs for : NOKIA Monitor nokia_445pro_chassis_445n

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nokia_445pro_chassis_445n


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     Block diagram




38
          445N
NOTE!                                                                                                                                                                         PFC                                         DEMA
Safety components marked with                                                                                                                                                                                                                                     R137           R138
                                                                                                                                                                                                    Q104                                     Q102




                                                                                                                                                                      1




                                                                                                                                                                                                                                       1
                                                                                                                                                                                                                                                                  4M7            4M7




                                                                                                                                                                          2
                                                                                                                                                                              3
                                                                                                                                                                                     4
                                                                                                                                                                                         5
                                                                                                                                                                                             6




                                                                                                                                                                                                                      5
                                                                                                                                                                                                                          4
                                                                                                                                                                                                                              3
                                                                                                                                                                                                                                  2
must be replaced with original
or approved components only.
All printed boards and the back                                                                             PTC102           PTC101
                                                                                                              18R             18R
cover are also safety components.

                                                                                                                                                                                                                                                                                                                                                             15V




                                                                                                                   +T



                                                                                                                                +T
                                                                                                                                                                                                                                                  3           2   1                                        D115
                                                                                                                                                         1
                                                                                                                                                             UC7112                                                                   RE101                                                               LL4148
                                                                                                                                                                                                                                      QH0074
                                             C102                                                                                          NTC101                                                                                                 4           5    6
                                                                                                                                                                              D101                                                                                                                        T111
                                             4n7                  M101        M102                                                           5R                               GBU4K                                                                                                                      BCR112W            D116           R151
                                             400VAC             FJ0801       FJ1841                                                                                                                                                                                                                                        1N4148                            DEMA
                                                                                                                                                                                                                                                                                                                                           470R
                                                                                                                                                  -T                                                                                             C106                                                                                                    4
                                             C101                                                                                                                                                                                                 4n7




                                                            3




                                                                      4




                                                                              4

                                                                                  3
       Q101                                  470n                                                   R101                                       C104                                                                                            400VAC                                                                      C151
                                             275V                                                   1M0                                        100n                                                                                              C107                                                                      10u




                                                                      1




                                                                              1
                                                            2




                                                                                  2
                                                                                                                                             250VAC                                                                                               4n7                                                                      50V
                                                                                                                                                                                                    C105                                       400VAC
                                             C103
          T6.3A H 250V                       4n7                                                                                                                                                    330u
                                             400VAC                                                                                                                                                 385V                                         R107              R108               POWER1
                                                                                                                                                                                                                                                                                      4




                                                                                                                                                                                                                                                                                                                                                                                                                                         6V
                                                                                             R139                                                                                                                                 R104           470k              470k                          D122
                                                                                             33k                                                                                                                                                                                 4                                                   L106
                                                                                                                                                                                                                                  10k0                                                         RHRD460S                             FJ0505
                                                                                                                       C118                                                                                                                      9,8               13
                                                                                                                                                                                                                                                                                                                                                         160V
                                                                                                                                                                                                                                                                            C135                          C129              C128                                                                                                               D124
                                                                                                                                                                                                                  C137




                                                                                                                                                                                                                                                                                             UC7123
                                                                                                                       1n0                                                                                                                                                                                                   47u                                                                                                              1N4002
                                                                              C119                                                                                                                                 22n                                                      47p                            2n2
                                                                                                                                      R124              D119                                                                                                                                                                200V
                                                                              10n                                                                                                                                 630V                                                      1kV                           500V
                                                                                                                                      4k7              LL4148
                                                                                                                                                                                                                    R113                                                    R152                                                                                                                                             T109




                                                                                                                                                                                                                                                                                                 1
                                                                                                                                                                                                                     47k                                                                         D114
                                                                                                                                                                                                                                                                            470R                                  UC7123                                                                                                     BC369
                                                                                                                                                                                                                                                                                               RHRD460S                     1

                                                                                                         IC101                                                       C109                                              D103                                        19
                                                                                                                                                                                                                                          C108                                                                                                                                                                                                         R148
                                                                                                        UC3843A                                                      2n2                                              BYV26C
                                                                      R115            C112                                                                                       1
                                                                                                                                                                                     UC6879                2                               22n                                                                                                                                                                                                         220R
                                                                                      4n7     1                          8                                                                                                               630V                                                          D121
                                                                      10k                         COMP            VREF                                                                                                                           6,5                              1
                                                                                                                                                                                                                                                                                    UC7123                                         L104                                                                                                                T108
                                                                                                                                                                     500V                                                                                                                             RHRD460S                                                        UC7111




                                                                                                                                                                                                                                                                                                                                                                                                                                         5V
                                                                                                                                                                                                    T101                                                                                                                          FJ0505                          1
                                                                                                                                                                                                                                                                                                                                                                                IC108                                                                  BCR141W
                                                                                              2                          7
                                                                                                  VFB             VCC
                                                                                                                                                                                                                                                                   14
                                                                                                                                                                                                                                                                                                                                                     80V              GND        7812                                                                                   POWER_OFF
                                                                                                                                                                          R118                                                                                                                                                    C127                                                                                                                                   4
                                              R114         R116     D118                      3                          6                                                                                                                  M104                                            C136
                                              10k                  LL4148
                                                                                                  ISENSE    OUTPUT
                                                                                                                                                                                                                                                                                            100p
                                                                                                                                                                                                                                                                                                                                  100u                                          IN OUT                      12V
                                                           6k81                                                                                                           33R                                                              FM3512                                                        R112                     100V
                                                                                              4                          5                                                                    IRFIB6N60A                                                                                                                                                 C146                      REF           C147
                                                                                                  RT/CT           GND                             C113                                                                                                                                                                                                    10u                                     1u0
                                                                                                                                                  1u0         C115                                                                                                                          1k6V         470R                                            50V                                     50V
                                                            C111                               C117               R134                                                                                                                                             18
                                                                                  R130                                                                        10u         C116
                                                            10n                                                                                                                                  R119
                                                                                  47k                                                                         50V         100n
                                                            63V                                                                                   50V                                            2k2
                                                                                               330p               100R                                                                                                                                                                UC7123           D112                       L101
                                                                                                                                                                                                                                                                                  1
                                                                                                                                                                                                                                                                                                      RHRD460S                  FJ0448
                                                                                                                                D105




                                                                                                                                                                                                                                                                                                                                                                                                                                                                 5V
                                                                   T102              C114                                                                                                                                     R106                                                                                                                                                                          15V
                                                                  BC857B             100p     1                                 1N5818
                                                                                                                                                             R117
                                                                                                                                                                                                    R121
                                                                                                                                                                                                                              4R7
                                                                                                                                                                                                                                                                   21                                                   C145
                                                                                                                                                                                                    0R47                                                                                                                1000u
                                                                                                                                                                                                                                                                                                                        25V




                                                                                                                                                                                                                                                                                                                                                                                                                                   15V



                                                                                                                                                                                                                                                                                                                                                                                                                                                  5V
                                                                                                                                                             1k5                                                                                                                                                                                                                                                                                          R156
                                                                                                                                   D102                                                                                                                                                                                                                                                                                                                    10k
                                                                                                                                 LL4148                                                                                                                            17                                                                                                                                                                                                    UVLO
                                                                                                                                                       R153               C110                                                                                                                                                                                                                                                                                          2,4
                                                                                                                                     DZ101             4k7                100n
                                                                                                                                      18V                                                R120                  R122                                                                                                                                                                                                        DZ102                       R149
                                                                                                                                                                                         0R47                  0R47                                                                                      C126
                                               D104                                                                                                                                                                                                                                                                                                                                                                         9V1                         10k
                                                                                                                                                                                                                                                                                                         1000u
                                             LL4148                                                                                                                                                                                                                                                                              L103
                                                                                                                                                                                                                                                                                             D120         25V
                                                                                                                                                                                                                                                                                                                                FJ0448                                                                                                                                T112
                                                                                                                                                                                                                                                  2                15                                                                                                                                                       R155
                                                                                                                                                                                                  D106          R123                                                                                                                                     -12V                                                                                                         BC847B
                                                                                                                                                                                                                220R                                                                                                                                                                                                         1k5
                                                                                                                                                                                                 BAV103                                                                                   BYW98-200                              L102
                                                                                                                                                                                                                                                                                                          D113                                                                                                                                         T113
                                              R154                                                                                                                                                                                                                                    F102                                      FJ0448                                                                                                                 BC847B
                                              2k2                              R110                                                                    R109                                                                                                                                                                                              6V
                                                                               100k                                                                    100k                                                                                       7                20                                                                                                                     C142                              R150
                                                                                                                                                                                                                                                                                  T3.15A              BYW98-200            C125                                                           100n
                                                                                                                                                                                                                                                                                                                                                                  R142          R143                                        270R
                                                                                                                                                                                                                                                                                                                          2200u                                    1k0           10k       63V
                                                                                                                                                                                                                                                                                                                           16V
                                                             R111
                                                             12k1
                                                                                                                                                                                             T103                                                                  16                                                                                        5V                                              R146
                                                                                                                                                                                             BCR191                                                                                                                                                                               C141                       154k
                                                                                                                                                                                                                                                         IC102
                                                                                                                                                                                                                                                       PS2501-1L                                                                                                                  1n0




                                                                                                                                                                                                                                                                                                                                                                          1
                                                                                                                                                                                                                                                                                                                                                                          3
                                                                                                                                                                                                                                                      4          1                                                                            R141
                                                                                                                                                                                                                                                                                                                                              1k5             T110                IC107          R144       R145
                                                                                                                                                                                                                                                                                                                                                             BCR141W              TL431          33k        2k61
                                                                                                                                                                                                                                                      3                     2
                                                                                                                                                                                                                                                                                                                                                                                                                  SUSPEND




                                                                                                                                                                                                                                                                                                                                                                          2
                                                                                                                                                                                             R127                                                                                                                                                 R140
                                                                                                                                                                                                                                                                                           C122                                                    1k0                                                            4
                                                                                                                                                                                             1k00                                                       IC106
                                                                                                                                                                            L108                                                                                                           680p
                                                                                                                                                                                                                                                      PS2501-1L                            500V                                  E101
                                                                                                                                                                            6u8                                                                                                                          H_FLY                    MECH
                                                                                                                                                                                                                                                      4         1                                       2-4

                                                                                                                                                                                                                                                      3                     2               D117
                                                                                                                                                                                                                                                                                           LL4148                                                    L107                                                                                               Q103
                                                                                                                                                                                               D108    D107                                                                                                                                           n.c.                                                                                               1
                                                                                                                                                                                              BYV26C P6KE200A                                              M105                                                                                                                                                                                          2
                                                                                                      PGND         1
                                                                                                                       UC7123
                                                                                                                                                                3                                                                                         FM2578                                                            C131       R147                              C134
                                                                                                                                                                                                                                                                                                                                                                                                                                                         3
                                                                                                                                                                                                                                                                                                                                                                                                                                                                5V OUT
                                                                                                                                      IC104                                                                                   C120                                                                                         1000u       220R                              n.c.
                                                                                                                                     TOP223P                                                                                                              9                                                                 16V
                                                                                                                                                                                                                               10u
                                                                                                                                     CONTROLDRAIN                                                                             400V                        7
                                                                                                                                4                               5                                                                                                       1
                                                                                                                                                                                                                                                                                      D110                                                                               L105
                                                                                                                       R126           S      S(HVRTN)                                                                                                                  5
                                                                                                                                3                               6                                                                                      10                                                                                                                                                             5V
                                                                                                                       10R                                                                                     D109                    R125                                                                                                                            FJ0448
                                                                                                                                      S      S(HVRTN)                                                                                                     6                     BYV27-200                        R131
                                                                                                                                2                               7                                                                                                                                                               R136                                  R133
                                                                                                                                                                                                                                                                                                                 220R                                                                    C133
                                                                                                                       C123                                               C121                                                                                                                                                  2k2                                   10k0
                                                                                                                                      S     S(HVRTN)                                                       BAV103                        4R7                                                                                                C132                                         100u
                                                                                                                        10u     1                               8         10u
                                                                                                                                                                                                                                                                                                                                            100n    R102                                 25V
                                                                                                                       50V                                                50V
                                                                                                                                                                                                                                                      4                     1                                                                                            R105
                                                                                                                                                                                                                                                                                                                                                                         2k2
                                                                                                                                                                                                                                                                                                                                                                                                   T106
                                                                                                                                                                                                                                                                                                                                                                                                  BC857B
                                                                                                                                                                                                                                                                                                                                                                                                                                         ECN
                                                                                                                                                                                                                                                      3                     2                                                               63V      10k

         SMD                        SMD               2W                                                                                   T105                                                                                                                                                                                                                                                     D111                             445N28
                                                                                                                                          BC807                                                                                                         IC103                                                                                                                                      1N4148
                                                                                                                                                       T104                                                                                           PS2501-1L                                                                                                                                                    RESET




                                                                                                                                                                                                                                                                                                                                       1
                                                                                                                                                                                                                                                                                                                                       3
                                                                                                                                                                                                                                                                                                                                                                                                              4
         ELECTROLYTIC               SMD 1W            3W etc.                                                                                          BCR141W                                                                                                                                                              IC105                        R132         R103
                                                                                                                                                                                                                                                                                                                            TL431                        10k0         220k
         POLYCARBONATE                                                                                                                                                                                                                                                                                                                                                                           R135
                                    0.25W             0.25W NF                                                                                                                                                                                                                                                                                                                                    1k0
         POLYESTHER




                                                                                                                                                                                                                                                                                                                                       2
                                                                                                                                                                C124
         POLYPROPYLENE              0.5W              0.5W NF                                                                                                   10n                                                                            R128                     R129                     POWER2
                                                                                                                                                                                                                                                                                                  4
         CERAMIC                    1W                                                                                                                                                                                                         470k                     470k




                                                                                                                                                                                                                                                                                                                                                                                                                                                                               SMA251H           1
                                                                                                                                                                                                                                                       445N                                                                                                                                                                                                                    SB5249   01.00   Page 7
                                                                                                                                                                                                                                                                                                                                                                                                                                                                     SMD                            SMD                             2W

                                                                                                                                                                                                                                                                                                                                                                                                                                                                     ELECTROLYTIC                   SMD 1W                          3W etc.

                                                                                                                                                                                                                                                                                                                                                                                                                                                                     POLYCARBONATE
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    0.25W                           0.25W NF
                                                                                                                                                                                                                                                                                                                                                                                                                                                                     POLYESTHER

               



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