Service Manuals, User Guides, Schematic Diagrams or docs for : RCA LCD RCA_L37WD250_L42WD250_L46WD250_SI_VoltageCharts_[SM]

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RCA_L37WD250_L42WD250_L46WD250_SI_VoltageCharts_[SM]


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P810
VOLTAGE CHARTS
AUDIO AMP BOARD                                                        AV BOARD


    BA001            BA002             BA003             BA004            BQ002                     BV010                          BV020            BV500

                                                                                DC               DC               DC                     DC               DC
          DC               DC                  DC              DC      PIN #            PIN #           PIN #                   PIN #            PIN #
 PIN #            PIN #             PIN #             PIN #                    VOLTS            VOLTS            VOLTS                  VOLTS            VOLTS
         VOLTS            VOLTS               VOLTS           VOLTS
                                                                           1      0.0       1     0.0       26     0.0              1      0.0       1      0.0
     1    11.7        1      5.6        1       5.9       1      6.0
                                                                           2      0.0       2     1.4       27     0.0              2      1.2       2      0.0
     2      0.0       2      0.0        2       5.9       2      6.0
                                                                           3      0.0       3     0.0       28     0.0              3      0.0       3      0.0
                      3      5.5
                                                                                            4     1.4       29     0.0              4      1.2       4      0.0
                      4      0.0
                                                                                            5     1.4       30     3.2              5      0.0       5      0.0
                      5    0.01
                                                                                            6     0.0       31     0.0              6      1.2       6      0.0
                      6   - 0.22
                                                                                            7     8.5       32     0.0              7      0.0

                                                                                            8     0.0       33     0.0              8      0.0

                                                                                            9     4.5       34     0.0              9      3.3

                                                                                          10      0.0       35     0.0            10       0.0

                                                                                           11     0.9       36     0.0             11      0.0

                                                                                          12      0.0       37     0.0            12       3.3

                                                                                          13      3.6       38     0.0            13       2.3

                                                                                          14      3.6       39     0.0            14    - 0.22

                                                                                          15      0.0       40     0.0            15       3.2

                                                                                          16      0.0                             16       0.0

                                                                                          17      0.0                             17       0.0

                                                                                          18      0.0                             18       4.5

                                                                                          19      0.0                             19     0.41

                                                                                          20      0.0                             20       3.2

                                                                                          21      4.9

                                                                                          22      0.0

                                                                                          23      0.0

                                                                                          24      0.0

                                                                                          25      0.0



                                   Page 5-1                                                                          Page 5-1
P810
VOLTAGE CHARTS
FRONT AV BOARD                                                  IR BOARD                                           LCD PANEL

   BA202             BU001              BV500                          BK102                         BK102                                                        CN 1
                                                                                                                        CN 1              CN 2
                                                                        R UN                          OFF                                                    (B ACKLIGHT)
          DC                DC                  DC
PIN #             PIN #              PIN #                                     DC                          DC                DC                DC                     DC
         VOLTS             VOLTS               VOLTS                PIN #                         PIN #             PIN #             PIN #                  PIN #
                                                                              VOLTS                       VOLTS             VOLTS             VOLTS                  VOLTS

    1      0.0        1      5.1           1      0.0                   1           0.0               1      0.0        1      24.0       1      24.0            1     0 . 18
    2      0.0        2      0.0           2      0.0                   2           3.3               2      3.3        2      24.0       2      24.0            2      0.2
    3      0.0        3      0.0           3      0.0                   3           4.9               3      4.9        3      24.0       3      24.0
                      4      0.0           4      0.0                   4            1. 8             4      1.8        4      24.0       4      24.0
                      5      0.0           5      0.0                   5           0.21              5      2.0        5      24.0       5       0.0
                                           6      0.0                                                                   6       0.0       6       0.0
                                           7      0.0                                                                   7       0.0       7       0.0

                                                                                                                        8       0.0       8       0.0

                                                                                                                        9       0.0       9       0.0

                                                                                                                       10       0.0     10        0.0
KEY BOARD
                                                                                                                                         11       8.4

                           BK001                    BK002                      BK002                                                    12        5.1
    BK001
                           PIN 6                     RUN                        OFF
          DC                        DC                       DC                        DC
 PIN #              FUNCTION                     PIN #                      PIN #
         VOLTS                     VOLTS                    VOLTS                     VOLTS

     1      2.2           POWER      2.7                1     0.0               1           0.0

     2      4.5            CH +      1.4                2     3.3               2           3.3

     3      0.0             CH -    0.84                3     4.9               3           4.9

     4      3.3           VOL +      2.2                4     1.8               4           1.8

     5      4.9            VOL -     1.8                5    0.21               5           2.0

     6      2.9           MENU       2.5

     7      0.0




                                               Page 5-2                                                                                           Page 5-2
P810
VOLTAGE CHARTS
MAIN BOARD

                                                                                                                        1E42
    1D 40                          1G50                                       1E40                    1E42                                   1E62             1M 03                1M 46            1M 52            1M 65
                                                                                                                        PIN 6
         DC                DC                      DC                 DC                   DC              DC                    DC               DC                DC                  DC                DC               DC
PIN #             PIN #                   PIN #              PIN #               PIN #            PIN #            FUNCTION              PIN #             PIN #               PIN #             PIN #            PIN #
        VOLTS             VOLTS                   VOLTS              VOLTS                VOLTS           VOLTS                 VOLTS            VOLTS             VOLTS               VOLTS             VOLTS            VOLTS

    1       NC        1     4.9             26      0.0          1     0.0           26     0.0       1      2.2    PO WER         2.7       1      0.0        1      8.4          1       0.0       1      5.6       1      5.1

    2       NC        2     4.9             27      NC           2     1. 4          27     0.0       2      4.5       CH +        1.4       2       1.2       2      NC           2       0.0       2      0.0       2      0.0

    3       0.0       3     4.9             28      NC           3     0.0           28     0.0       3      0.0       CH -       0.84       3      0.0        3      5.1          3       8.5       3      5.5       3      0.0

    4       NC        4     4.9             29      0.0          4     1. 4          29     0.0       4      3.3      VO L +       2.2       4       1.2       4      0.0          4    11.6         4      0.0       4      0.0

    5       0.0       5     4.9             30      NC           5     1. 4          30     3.2       5      4.9      VO L -       1.8       5      0.0        5      NC           5       5.1       5    0.01        5      0.0

    6       NC        6     NC              31      NC           6     0.0           31     0.0       6      2.9      MENU         2.5       6       1.2       6      NC           6       0.0       6   - 0.22

    7       5.1       7     0.0             32      0.0          7     8.5           32     0.0       7      0.0                             7      0.0        7      4.8          7       4.9

    8       5.1       8     0.0                                  8     0.0           33     0.0                                              8      0.0        8      NC           8       NC

    9       5.1       9     0.0                                  9     4.5           34     0.0                                              9      3.3        9      NC           9    11.6

  10        0.0     10      0.0                                10      0.0           35     0.0                                            10       0.0      10       NC          10       NC

   11       NC       11     0.0                                 11     0.9           36     0.0                                             11      0.0                           11    11.6

  12        NC      12      1. 2                               12      0.0           37     0.0                                            12       3.3

                    13      1. 2                               13      3.6           38     0.0                                            13       2.3

                    14      0.0                                14      3.6           39     0.0                                            14    - 0.22

                    15      1. 3                               15      0.0           40     0.0                                            15       3.2

                    16      1. 2                               16      0.0                                                                 16       0.0

                    17      0.0                                17      0.0                                                                 17       0.0

                    18      1. 3                               18      0.0                                                                 18       4.5

                    19      1. 1                               19      0.0                                                                 19       0.41

                    20      0.0                                20      0.0                                                                 20       3.2

                    21      1. 2                               21      4.9

                    22      1. 2                               22      0.0

                    23      0.0                                23      0.0

                    24      1. 3                               24      0.0

                    25      1. 2                               25      0.0


                                                  Page 5-3                                                                                                                  Page 5-3
P810
VOLTAGE CHARTS
 MAIN SMPS BOARD                          POWER INTERFACE BOARD


    BP600             BP700                        CON 1
                                                                       CON 2            CON 3
                                               (ACR OSS PIN S)
          AC                DC
 PIN #             PIN #                                    AC               DC               DC
         VOLTS             VOLTS               PIN #                PIN #            PIN #
                                                           VOLTS            VOLTS            VOLTS

     1    11.7         1      5.1                      1    121.0       1      NC        1    11.9
     2      0.0        2      5.1                      2    121.0       2      0.0       2      0.0
                       3      0.0                                       3      4.9       3      0.0
                       4      8.5                                       4      NC        4      0.0
                       5      0.0                                                        5    24.0
                       6    11.7                                                         6    24.0
                       7    11.7                                                         7      4.8




                                    Page 5-4                                                          Page 5-4



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