Service Manuals, User Guides, Schematic Diagrams or docs for : CHANGHONG LCD LT4018 PSU+Inverter Changhong+LT4018+PSU+Inverter

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Changhong+LT4018+PSU+Inverter


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D                                                                                                                                                                                                                                                                                 D



             FSP-242-277-282-4F01-1/2                   CHANGHONG:LT4018\4288                                                                                                                                                                                             A




                                                                                                                                                                                                                            D8
                                                                                                                        BD1                                   L2                               Q3         Q4                5A
                                                                                                                        KBU8                                  PQ2620                           K3569      K3569
                                                                                                                                                                                                                                                                        PFC-OUT
                 F1
    CN                                                                                                                                                                                                                      D7
    AC220V       5A/250V                           R                                                                                                                                                                        MAR
                                                                                                   CY1                               L1
                                                   1M                                              BS415                             uH
     2
                               Z1    FL1   C                  FL2               FL3
     1                                                                                                                                                                       R           R                            R              R               C1
                               460   uH    0.33u              uH                uH
                                                                                                                                                                             10R         51R                          51R            10R             330u/450V
                                                   R                                               CY2
                                                   1M                                              BS415                              C     C     C
                                                                                                                                      104   104   104                         D                                                      D
                                                                                                                                                                              4148                   R5                              4148
                                                                                                                                                                                                     0.1R/5W
C                                                                                                                                                                                                                                                                                 C




              FSP242-4F01
              +5.0V-S---1.0A
              +5.0V---4.0A
              +12.0V-AUDIO---3.0A
                                                                                R                   R                                                                                                          R
              +24.0V-INV---7.5A                                                 820K                68K                                                                                                        510R


                                                                                                                                                                                                                                                                        +12VB
                                                                                R                   R
                                                                                820K                68K                                                                R       R                   R
              FSP277-4F01                                                                                                                                              20R     20R
                                                                                                                                                                                                   75K
                                                                                                                                                                                                                                            Q
                                                                                                                                                                                                                                            PNP
              +5.0V-S---1.0A
                                                                                                                                                                                               C
              +5.0V---4.0A                                                      R                   R                                R                                                                                                                                  +12VC
                                                                                                                                                                                               p
                                                                                820K                68K           IC3                RES2
              +12.0V-AUDIO---3.0A                                                      R                        UCC28051                                                           Q                                                                             R
                                                                                       1K5                                                                                         NPN                                                                           1K8
B                                                                                                                                                                                                                                                                                 B
              +24.0V-INV---9.0A                                                                    1
                                                                                                           VO-SNS          VCC
                                                                                                                                 8
                                                                                                                                                        R
                                                                                                                                                        10R
                                                                                                   2                             7
                                                                                                           COMP            DRV
                                                                                                   3                             6                                                                                                                               R
                                                                                                           MULTM           GND                                                                                                                                   10K
                                                                                                                                                   D
                                                              R           C
              FSP282-4F01                                     10K         CAP
                                                                                                   4
                                                                                                           CS              ZCD
                                                                                                                                 5                 4148                            Q
                                                                                                                                                                                   PNP

              +5.0V-S---0.5A
                                                                                                                                                                                                                                                                  Q
              +5.0V---3.0A                                                                                                                                                                                                                                        NPN

              +24.0V-AUDIO---3.0A                                   C            C           R                                        C           R                                                               C                  C            R
                                                                    CAP          p           18K                                      CAP         51R                                                             p                  10u          100K
              +24.0V-INV---8.0A
                                                                                                                                                                                                                                                                         PGND




A                                                                                                                                                                                                                                                                                 A




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              1                                                   2                                                                  3                                                        4                                        5                                                           6                                                     7                                                                  8


                                                                                                                                                                                                                                                                                                                                          L                     +5V-S Q                        L       C              +5V
    PFC-OUT
                                                                                                                                                                                                                                                                                                                                          uH                          40N03                    uH      220u
                                                                                                                                                                                                                                                            D
                                                                                                                                                                                                                                                                                                                                                                                                                                     ST-BY
                                                                                                                            D                                                                                                                               4148
                                                                                                                            4148             R
                                                                                                                                             1K
                                                                                                                                                                                                                                                                                                                                                                                              R
      A                                Q                                                                                                                                                                                                                                                                                                                                                      30K
                                       2222                                                                                          IC2                                                                                                                                                                D
                                                                                                                                                                                                                                           R                                                                                                                                                                                     1
                                                                                                                                   TEA1532                                                   D                                                             C                                            MAR537
                                                                                                           +12VA                                                                             4148                                          15K                                                                                                                                                                                   2
                                                                                                                                                                                                                                                           102
                                                            C                                                                                                                                                                                                                                                                                                                                                                    3
D                                                                                                                 1                                          8                                                                                                                                                                                                                                                                                D
                                                            33u                                                          VCC                 DRAIN                                                                          Q                                                                                                                                                                                                    4
                                                                                                                                                                                                                                                                                                       C
                                                                                                                                                                                                                            04N70                                                                                                                                                                                                5
                                                                                                                  2                                          7                                                                                                                     T                   p
                                R                                                                                        GND               DRIVER                                            R                                                                                                                                                                                                                                   6
                                5K1                                                                                                                                                          120R                                                                                  EER3530                               C                C                   C
                                                                                                                                                                                                                                                                                                                                                                                                                                 7
                                                                                                                  3                                          6                                                                                        C                                                                  1500u            1000u               220u
                                                                                                                         PROTECT             SENSE                                                                                                                                                                                                                                                                               8
                                                                                                                                                                                                                                                      p
                                                                                                                                                                                                                                R                                                                                                                                                                                                9
                                                                                                                  4                                          5
                                                                                                                         CTRL                    DEM                                                                            30K                                                                                                                                                                                              10
                                                                                                                                                                                        R
                                D                                                                                                                                                       1K
                                12V6                                                                                                                                                                      C                                                                                                                                                                                                                     CN
                                                                                                                                                                                                          p                                                                                                                                                                                                                     CON10
                                                                                                                       R                         R                            C                                                                                 D                           R          R         R                                                                    R
                                                                                                                       2K                        9K1                          p                                       D         D          R                    104                         10R        10R       10R                                                                  10R
                                                                                                                                                                                                          R           V         104        R47/2W
                                                                                                                                                                                                          16K
                                C                                     D              R                 C
                                33u                                   4148           180K              p                                         C
                                                                                                                                                 p
     PGND
                                                                                                                                                                                                                                                                                                                                                                                               Q
                                                                                                                                             IC7B                                                                                          C                                                                                                                                                   PNP
                                                                                                                                                                                                                                           p
                                                                                                                                             PC123                                                                    R                                                                                                                                                                                                         +12V-AUDIO
                                                                                            R                                                                                                                         4R7
                                                                                            9K1
                                                                                                                                                                                                                                                                                                                                                                                                         R
                                                                                                                                                                                                                                                                                                                                                                                                         1K

                                                                                                                                                                                                                                                  D                                                               D
C                                                                                                 R                R                 R       ST-BY                                R                             TH1                               V                                  R                            4148                                                                                R                                       C
                  +12VB                                                     +12VA                                                                                                                                                                                                    20K
                                                                                                  1K               9K1               1K                                           1K                            R                                                                                                                                                      ON                             10K
                                                                                                                                                                                                                                                                                                                                               OC
                                       Q                              R                                                                                                                                                                                               D              D                            D                                      OFF
                                       PNP                            1K                                                                                                                                                                                              4148           V                            4148
                              +12VA                                                                                                                                                                           R                                                                                                                                         ST-BY
                                                                                                                                                       R                                                      240K                                R                                                5V-S
                                                                            IC7A                                   IC6A                                            IC4A                                                                           1K                                                                                                                                                   Q
                                                                            PC123                                  PC123                               3K          PC123                                                                                              D              D                                                                                                                 NPN
                                                      R                                                                                                                                                                                                               4148           V                                                                           C                D
                                                      10K                                                                                                                                                                                                                                                                                                        p                4148
                                                                                                                                                                                                                                                                                                   24V-INV
                                                                                                                                     Q                                            Q
                                                                                                  IC                                 NPN                                          NPN                                                 D
                                                                                                  LM431                                                                                                                               DIODE               R
                                                                                                                                                                                                                                                          10R
                                                                                                                                                                                                                                                                                                                               +30V




                                                                                                                                                                                                                                                                                                                                                                                          7
                  IC4B                  IC6B                                     C
                  PC123                 PC123                                    p                                                                                                                                                                                                                                                                      R
                                                                                                                   R                                   D             C                             C          R       TB                                                     R                     R                     D                              K                                           ICS1B
                 R                                                                                                 K                                   4148          p                             p          27K                                                            39K                   p                     30V                                                                        AS358A
                 1K                                                                                                                                                                                                   EER4535

                                                                                                                                                                                                                                                                                                                                                         C
                                                                                                                                                                                                                                                                                                                                                         p




                                                                                                                                                                                                                                                                                                                                                                                      5

                                                                                                                                                                                                                                                                                                                                                                                              6
                 PFC-OUT

                                                                                                                                                                                                                                                                                                                                                                     R                                       R                  CN
          D                                                                           IC1                                           R
                                                                                                                                    10R
                                                                                                                                                            R
                                                                                                                                                            30R
                                                                                                                                                                                                  Q                                                                            FSP-242-277-282-4F01-2/2                                                              K                  LS2                  K                  12V-24V
          4148            C                                                           L6598                                                                                                       K3569               TC                                                                                                                                                                uH
B                         p                                                                                                                                                                                           EER4535                                                                                                                                                                                                                 B
                                                                                                                                                                                                                                                                                                                                                                                                                                 1
                                                              1                                               16                                            D
                                                                           CSS                VBOOT                                                         4148                  R                                                                                                                                                                                                                                              2
                                                                                                                                                                                  30K                                                                                   C                  C           R           R             R                R              R                R         C                                    3
                          C            R                      2                                               15                             C
                                                                           RFSTART                HVG                                                                                                                                                                   680u               680u        5K1         5K1           5K1              5K1            5K1              5K1       220u                                 4
                          p            15K                                                                                                   p                                                                                                   D
                                                                                                                                                                                                                      TD                                                                                                                                                                                                         5
                                                              3                                               14                                                                                                                                 MAR537
                                                                           CF                      OUT                                                                                                                                                                                                                                                                                                                           6
                                                                                                                                                                                                                      EER4535
                          R                                                                                                                                                                                                                                                                                                                                                                                                      7
                          56K                                 4                                               13
                                                                           RFMIN                    NC                                                                                                                                                                                                                                                                                                                           8
                                                              5                                               12                                            D                                                                                                                                                            +12V-AUDIO
                          R                                                OPOUT                    VS                                                      4148                                  Q                                            +24V-INV
                          2K                                                                                                                                                                                                                                            R




                                                                                                                                                                                                                                                                                                                                                                                          1
                                                              6                                               11                                                                                  K3569                                                                                                                                                                    +30V
                                                                           OPIN-                   LVG                                                                                                                                                                  16K                                              R            R                                                                 OC
                          C                   R               7                                               10                    R                       R                                                                                                                                                C           4K7          K                                                             ICS1A
                          p                   20K                          OPIN+                  GND                               10R                     30R                                                                                                         R
                                                                                                                                                                                  R                                                                                                                          p                                      C            R                                  AS358A
                                                                                                                                                                                                                                                                        4K7
                                                              8                                               9                                                                   30K                                                                                                                                                               p            K           8                         4
                                                                           EN1                     EN2
                                                                                                                                                                                                                                                 D                                         IC5A
                                                                                                                                                                                                                                                 MAR537                                    PC123                                      R




                                                                                                                                                                                                                                                                                                                                                                                      3

                                                                                                                                                                                                                                                                                                                                                                                              2
                                                                                                                                                                                                                                                                                           IC                                         K
                                                                                                                                                                                                                                                                                           LM431
                                                                                                                                                                                                    TA                TE                                                                                                                                                          R                          R
                          IC5B                                                                                                                          +12VC                                                                                                                                                                                                                     K                          1K
                                                                                                                                                                                                    EER4535           EER4535
                          PC123                                                                        D
                                                                                      C                4148
                                                                                      4u7                                                                                                                                                                                                                                                                                                                                       +24V-INV
                                                                                                                                                                                                                                                                                                                                                                                       R
                                                                                                                                                                                                                                                                                                                                                                                       R
                                                    Q                                                                                                                                                                 TF
                                                                                                                                                                                                                                                                                                                                                                                                                  6              6
A                                                   NPN                                                                                                                    C                                          EER4535                                                                                                                                                                                                                 A
                      R                                                                             R                                                                                                                                                                                                              R           R          R             R            R            R                               5              5
                      2K5                                                                                                                                                  220p
                                                R                                    R              51R                                          C                                                                                                                                                                 16K         16K        16K           16K          16K          16K                             4              4
                                        C                                                                                      C                                                                                C                                                                                                                                                                              CN                                       CN
                                                9K1                                  51K                                                         33u                                                                                                                                                                                                                                                              3              3
                                        CAP                                                                                    p                                                                                223                              D                                                                                                                                             24V                                      24V
                                                                                                                                                                                                                                                                                                                                                                                                                  2              2
                                                                                                                                                                                                                                                 MAR537
                                                                                                    R                                                                                                                                                                                                                                                                                                             1              1
                                                                                                    27R


                                                                                                                                                                                                                                                                C            C           C         C
                                                                                                                                                                                                                                                                1000u        1000u       1000u     1000u

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