Power LED blinks 7 Times
Yes
Is the red LED
(D6583) on the
SC board lit?
No
Does the
voltage at pin 11
of SC20 go low?
Yes
No
Replace the “D” Board
Replace the SC board.
Note:
Both, the SU and the SD boards
may load down the SC board. Isolate
them before replacing the SC board.
Check voltage at pin11 of SC20 using
a peak-hold meter.
SC board
SC board
61
Содержание GP6DU
Страница 6: ......
Страница 8: ...2 ...
Страница 14: ...8 ...
Страница 18: ...12 ...
Страница 20: ...14 Figure 7 Video Block Diagram ...
Страница 21: ...15 Figure 8 H Board Block Diagram ...
Страница 22: ...16 ...
Страница 23: ...Figure 9 H Board Block Diagram 17 ...
Страница 24: ...Figure 10 DG Board Block Diagram 18 ...
Страница 37: ...Figure 23 TH 42PD25U Power on operation 31 ...
Страница 38: ...32 ...
Страница 40: ...34 ...
Страница 42: ...36 ...
Страница 43: ...DG6 DG3 Figure 24 TH 42PX25U Power on operation 37 ...
Страница 45: ...Figure 25 TH 42PX25U P Power on operation 39 ...
Страница 49: ...4 1 Figure 26 TH 65XVS30 Power On operation 43 ...
Страница 54: ...48 ...
Страница 55: ...49 Figure 28 TH 42PD25U PA board SOS detect ...
Страница 56: ...50 ...
Страница 59: ...Figure 31 SS board SOS Detect 53 ...
Страница 62: ...56 ...
Страница 70: ...64 ...
Страница 72: ...66 ...
Страница 74: ...68 ...
Страница 87: ...IC9709 Figure 36 TH 42PX25U 3 3V_SOS_5V_SOS detect 81 ...
Страница 89: ...Figure 38 SS SOS Detect 83 ...
Страница 90: ...84 ...
Страница 94: ...Figure 40 3 3V SOS and 5V SOS Detect Circuit TH 42XVS30 88 ...
Страница 95: ......
Страница 97: ...Figure 42 SC SOS Detect Circuit TH 42XVS30 91 ...
Страница 100: ...94 ...
Страница 101: ...Figure 44 Power SOS and Fan SOS Detect Circuit TH 42XVS30 95 ...
Страница 102: ...96 ...
Страница 103: ...TH 42XVS30 4X 3X 2X 7X 9X 5X 12X Figure 45 97 ...
Страница 104: ...98 ...
Страница 112: ...106 ...
Страница 118: ...112 ...