Service Manuals, User Guides, Schematic Diagrams or docs for : Philips TV MG4.1E mg41e_sb_philips_114

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mg41e_sb_philips_114


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                                                               Block diagrams, Testpoint overviews and Waveforms                                                                                                                                              MG4.1E                                                6.                            21

6. Block diagrams, Testpoint overviews and Waveforms
                Blockdiagram Small signal (excl. digboard)
K1       TUNER, IF, I/O, VIDEOPROCESSING                                                                                    K2 CVBS-TER                      K7 CVBS-TXT-OUT                                                                                  K8                         L1   FEATUREBOX                                                                                                        K8                        K6      VIDEO CONTROL+                                                                                                                            F    CRT/SCAVEM
                         +5V2                                                                                          1106                                                      7560                                                                                                                                                                                                                                                             GEOMETRY                                                                                                                                       PANEL                           7400, 7405
                                                                                      7111               SOUND         1107                   7502           7651                                      7555                                                    SOURCE                                                                                                                                               SOURCE                                                                                                                                                                                                       7414, 7415
                                                                                                        CARRIER                                                                SAA4961                              FROM          FROM                                                                  7602                              7639                         7625                   7634                                                                                                                                                                                                                                                        0383
                                                                   SIFM                                                                                                                                                                                                                                 MSM54V12222A                      74HCT573D                    M27C512                MSM514223C
                                                                                          EF             FILTER                                 EF               EF                                         EF     SCART1        SCART2                        SELECTION                                                                                                                                            SELECTION                            +8V6                                                                                                                                                                                              1
                                                                                                                                                                                COMB                                                                                                                                                                                                                                                                                                                                                                                                                               R-VC
                                                                                                                                                                                FILTER                                                                                                                                                                                                                                                                                                                                                                                                                                                SCAVEM               2                   SCAVEM
                              5101                                                                                                                                       17                   14                                                                                                         FIELD                                                                                                                                                                                                                                                                                                     G-VC
                                                                                                                                                                                                                      R G B      R G B                                                                                                         LATCH                                                                                                                                                                                                                                                                                   PROC.               3                   COIL
                                                                                                                                                                                                                                                                                                        MEMORY                                                              PROM              MEMORY                                                                                                                                                                                                               B-VC
                                                   +33V                                                                                                                          12                                                                                                                        1B                                                                                   1A                                                                   3434
                                                                                                                                    I7                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  7350
                                                                                                    7501                                                                                                                                                                                                                                                                                                                                                                             7300                                                                                                                               TDA6111Q
                                             6101                                                                                                                                                                                                                                                                7611                                                                                                                                            20                  TDA9330H
                                                                                                    TDA9320H 10             12            13       14                     26     29      28                           36 37 38    41 42 43
                1102                                                                                                                                                                                                                                                                                         SAA4978H                                                                                                                                                    7402         HOP                                                                                    0340        0340
                                                     40.4MHz                                         HIP                                                                                                                                                                                                                                                                                                 0362                                                                                                                                                                                                       3            8 R
                                                                                                                                                                                                                                                                                                                                                                                                                                                                         TDA
               UVI316 7         9                   ALIGNMENT IF-VIDEO                    I5                                                                                                                                                                                                                                 PICNIC                                                                                                                                      9178                                                                                                  1         1
                                       I2                                                                                                                                                                                                                                                                                                                                                                                                   F1K                                                                                                               EHT-INFO                            EHT-INFO                                                                       CRT
                                                                                                2                                                                                                                        RGB                            V3a                   0361                                                                                                                 F1K                                                                                                                                                                         2         2                                         F6
                         TUNER       11                                                                      PLL                 GROUP                                                                                                                                                                                                                                                 3600                                                   2414                                                                                                                                               5003
                                                                                                3                                                                                                                       MATRIX                                                                V3A          7607                                                  Y     12                                       9           Y-FEAT                   6                   19 Y 28                                       R                  R         40                         3         3                              7340
                           1                                                                                 DEM                 DELAY                                                                                                                                                                                                                                                                                                                                                                                                                           7420                                                   TDA6111Q              8
                                     IF1                                                                                                                                                                                                                                             9              3637                                                                                                                                                                                                                                                                                                                           F5
                                                                                                                                                                                                             Y U V                                            12   Y-DS-1FH                                             23                                                                                                                                                                                                                                         F3F         4         4
                         4    5 1                                                                                                                                                                                                                                                                                                                                                                                                           F2K                                                                                                                                                  5002      F3F
                                                          5103            1108            I6                                                                                                                                                                                                                                                                                                       F2K                                                   TOPIC                                                                                                                 5         5                          3            8 G     6
                                                                          1109                                                                                                                                                                          V3b                                                                                                                            3602                                                   2415
                                                                                                                                                                                         Y                                                   49                                               V3B          7608                 3X         SIGNAL          3X                                                   8        U-FEAT                                                                          Y/U/V                                                                           6
                                  AGC                                                          62                                                                                            Y                                Y-DEC                                                                                                                              U     14                                                                            8                   17 U 27                         RGB           G        RGB    G            41           7419          6                           F1F                           11
               3103                                                                                                                                                                                                                                                                  8              3638                       ADC         PROC.          DAC                                                                                                                                                                INSERTION                                                           5001
                                3104                                                                                                                                                     Y PROC.              Y/U/V           U-DEC          50               11   U-DS-1FH                                             25                                                                                                                                                                              MATRIX                                                     F1F         7         7
                                                                                          I3                                  AM SOUND                                                                                                                                                                                                                                                                                                      F3K                                                                                                                                                                         7330
                                                                      IF-AUDIO                                                                                                                               SWITCH           V-DEC          51                                                                                                                                                    F3K                                                                                                                                                                         8         8                                         F4
                                                           I1                                                                        C                                                                                                                                                                                                                                                 3607                                                   2416                                                                                                                                                         F2F          TDA6111Q
                                                                                               64         QSS                                                                                                                                           V3c                                   V3C                                                                                                               7           V-FEAT                                                                                                                                                       9
                                                                                                                                                                                                                                                                                                           7610                                                  V     15                                                                            9                   16 V 26                                       B                  B         42           7418          9




                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          VG1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          VG2
                   SCL-S SDA-S                                                                           MIXER         64                                                                                                                                                                           3639
                                                                                               63                             SIF                                       VIDEO                                     U       V                                   10   V-DS-1FH          7                                  26                                                                                                                                                                                                                                                                                          3            8 B
                                                                                                          AM                                                           SWITCH                                                                                                                                                                                                                                                                                                                                                                                      F2F
                                                                                                         DEMO                        B                                    +                                                                                                                                                                                                                                                                                      3                       Y U V                               R G B
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             0315             BLC-INFO
          SPLITTER                                                         1104           I4                                  SIFM                                    CONTROL            C                                                                                                                                                                                                                                                        K7 light                                                                                               S8      BLC-INFO
                                                                           1105                                                                                                                 C           DECODER                                                                                                                                                                                                                               sensor                                                                                                                       1
                                                                                                                                     A                                                   C                     PAL                                                                                                                                                                                                                                                   R                                   E/W                                        3         E/W DRIVE
                                     TO       X1     (DIGIBOARD TUNER)
                                                                                                                                                                                              PROC.
                                                                                                                                                                                                              NTSC                                                                                                                                                                                                                                                   G                    RGB           DRIVE                                                                  2
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          YUV                                                                                  3      TO/FROM
                                                                                                                                                                                                             SECAM                                                                                                                                                                                                                                                   B                   MATRIX                                                                                       0315                                                               +12V
                                                                                                                                                                                                                                                                                                                                                                                 7605                                                                                                                                                                    S6     LDP            4
                                                                                                                                                                                                                                                        S1                                    S1

                                                                                                                              CVBS1                      16                               SYNC                   V-SYNC                      61
                                                                                                                                                                                                                                                   VA
                                                                                                                                                                                                                                                                        VA           5              3633
                                                                                                                                                                                                                                                                                                                    29                     V-SYNC                      19                                       4            VD                                                 23                     V-DRIVE
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    1           VD-POS         5      A1
                                          ELECTRONIC SWITCH                                                                                                                                                                                                                                                                                                                                                                                                                                             PROC.                                       2           VD-NEG         6
                                                                                                                                                                                         SEPAR.                  PROC.                                                                                                                     PROC.                                                                                                                                                                                                                                      (LINE-
                                               7208       TEA6415                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              7
         SOURCE                                                                                         25                                                                                                                                                                                                                                                                                                                                                               F4K                                                                                                          DEFL.)                                                                       0344
K8                                           10                       13          Y-CVBS-SC2-IN                                                          20                                                                                             S2                                    S2                                                                                 7603, 7604                                                                                                                                                              S5                    8
         SELECT                                     IN1     OUT1                                                                                                                                                                                  HA
                                                                                                                                                                                                                                                                       HA1           4              3631                                                                                                        5            HD                                                 24
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               9                                   3372
                                                                                                                                                                                                              H-SYNC                         60                                                                     28                     H-SYNC                      18                                                                                                                              H-DRIVE                                      8      LINE DRIVE
                                                                                                                                                                                                                                                                                                                                           PROC.                                                                                                                                                        PROC.                                                                                     0224                          +12V
                                             20                       14                   SC2-C-IN                                                      34                                                   PROC.
                                                    IN2     OUT2                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                FBSCO               TO/FROM        1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                         F5K                                                                             S7                           0324                                      +13V D                                             EHT
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   2                                                                              FROM
                     IN-C IN-R SC2            3                       17              C-7-OUT SC2                                                        24
                                                    IN3     OUT3                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   3               FILEMENT                                                        LOT
          23
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         9 13                35 36 37          25                     EHT-INFO       A1            4
                     IN-SC2-CVBS-Y 1                                  18                                                SVBS SC3                         18                                                                                                                                                                                                                                                                                                                                       S3               S4                                                                                                           +VD
                                                    IN4     OUT4




                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             G-TXT
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   5




                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             R-TXT
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     (LINE-




                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             B-TXT
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               DAC-HOP
          24
                                             11                       15          CVBS-Y-FRONT
                                                                                                        14
                                                                                                                                                         23
                                                                                                                                                                                                                                                                                         L2   PAL PLUS                                         L3       FALCONIC                                                                                                                                                                                                             0311    DEFL.)                        3373
                                                    IN5     OUT5                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                +200A
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              1                           +200D
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   XRAY-PROT
                                              5                       16                   C-FRONT                                                                                                                                                                                                                                                                                                                                                                                                                                                                            2                                                                          VG2
                                                    IN6     OUT6                                                                                         21                                                                                                                                    7614     FIELD MEMORY                                                                                                          TO          0360                                                                                                 SCAVEM SWITCH                          TO/FROM
                                                                                                                                                                                                                                                                                                                                                    7626 FALCONIC                                                                                                                                                                                                             3                                                                          FOCUS1
                                                                                                                                                                                                                                                                                               7619     FIELD MEMORY                                                                                                        0360          1                                                                                                                                           0311                                            FROM
                    FRONT-C                   8                                     7206                                                                                                                                                                                                                                                            7638 FIELD MEMORY                                                                                            SCL-S                                   VFB     HFB                                                          4                                                  DAF BLOCK
                                                                                                        10                                                                                                                                                                                                                                                                                                                                                                                                                                     DYN-PHASE-COR                                                                                             FOCUS2
           4
                                                    IN7                             7207                               CVBS SC2                          34                                                                                                                                    7616     HELPERPROC                                  7640 FIELD MEMORY                                                        Z            2                                                                                                                               VFB 5       A1
                    FRONT-Y-CVBS              6                                                                                                                                                                                                                                                7621     Y/C PROC                                                                                                                          3
                                                                                                                                                                                                                                                                                                                                                                                                                                                                 SDA-S                                                                                                        6
                                                    IN8                                                                IN-C-IN-R-SC2                                                                                                                                                                                                                                                                                (INTERFACE)                                                                                                                                                       (LINE-
           6
                                                                                                                                                                                                                                                                                               7615     FIELD MEMORY                                                                                                                                                                                                                                                      HFB 7       DEFL.)
                                                                                                                                                                                                                                                                                               7620     FIELD MEMORY

K2                 INPUT/OUTPUT                                                                               25
                                                   SCART 1
                      K1    7200                    21
                   CVBS-TER                            20   Y/CVBS
                                                    19                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        V H
                                                       18
                                                    17                                                                                                                                                                                                                                                                                                                                                                                                                                                                             R G B
                                                       16    FBL                                                                                                                                                                                                                                                                                                                                                                                                                                             V    H
                                     R              15
                                                       14
                     K1                             13
                                                       12
                    7501             G              11
                                                       10                                                                                                                                                                                                                                                                                                                                                               A4        AUDIO AMPLIFIER
                   SCART 1                           9
                     IN                                 8  STATUS 1                                                                                                                                                                                                                                                                                                                                                                                                                      6767 (MC78MO5)
                                     B               7                                                                                                                                                                                                                                                                                                                                                                  0320
                                                        6     L                                                                                                                                                                                                                                                                                                                                                                                                             +VS                                       +7V7
          12                                         5                                                                                                                                                                                                                                                                                                                                                      TO                                                                                1          3
                                                        4                                                                                                                                                                                                                                                                                                                                                               1
                                     L               3                                                        15                                                                                                                                                                                                                                                                                          0320                        +VS
          11                                            2     R                                                                                                                                                                                                                                                                                                                                                                                                                                    2
                                     R               1                                                                                                                                                                                                                                                                                                                                                                  2
                                                                                                              16
                                                                                                                                                                                                                                                                                                                                                                                                           B                          +VS
                                                                                                                                                                                                                                                                                                                                                                                                                        3
                                                                                                                                                                                                                                                                                                                                                                                                        TOP                           -VS                                                6770 (MC78MO5)
                                                                                                                                                                                                                                                                                                                                                                                                     SUPPLY             4
                         SCART 2                                                                                                                                                                                                                                                                                                                                                                                                      -VS                                   -VS                                       -7V7
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              1          3
                    21
                           (CONNECTION)
                                                                                                                       K3        SOUND                                                                                                      +8v6                             K4      AUDIO DOLBY                                                                                                                        5
                                                                                                                                                                                                                                                                                                                                                                                                                                      



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