11
TROUBLESHOOTING
3. VIDEO circuit
A. EE screen doesn’t appear
EE MODE Picture NG
Is Video signal input at
IC301 pin#48,50,52,54?
Is 5V supplied at
pin#42,55,72,91of IC301?
Is C.S, DATA, CLOCK signal
input pin#67,68,69 of IC301?
Check IF and SCART JACK.
Check POWER circuit.
Check IC501
pin #58,71,72
NO
YES
YES
NO
NO
YES
Is signal output from pin#65 of
IC301?
YES
NO
Check IC301
pin#62 Q-V Sync.
Is signal input into pin#21
of P302?
YES
NO
Check PCB Pattern.
Is signal output from pin#5
of P302?
YES
NO
Check MPEG circuit.
Is signal output at IC301
pin#61?
YES
NO
Check PCB Pattern.
Is signal input at IC301
pin#56?
Check RF Output.
Check PCB Pattern & LINE
out.
YES
YES
Check IC301.
NO
DF-5500/DFX-5502 SVC 2006.10.14 10:6 AM ˘
` 11 mac001 1200DPI 80LPI
Содержание DF-5500(S/P)
Страница 1: ...DVDR VCR Combi OCT 2006 DF 5500 S P DF 6500 S P DFX 5502 S P DFX 6502 S P DFX6502001 ...
Страница 5: ...4 TROUBLESHOOTING 2 SYSTEM CIRCUIT DF 5500 DFX 5502 SVC 2006 10 14 10 6 AM 4 mac001 1200DPI 80LPI ...
Страница 7: ...6 TROUBLESHOOTING B Digital Board Mpeg DF 5500 DFX 5502 SVC 2006 10 14 10 6 AM 6 mac001 1200DPI 80LPI ...
Страница 44: ...43 PCB CIRCUIT BOARD 1 MAIN Analog board PCB DF 5500 DFX 5502 SVC 2006 10 14 9 59 AM bi mac001 1200DPI 80LPI ...
Страница 45: ...2 POWER PCB PCB CIRCUIT BOARD 44 DF 5500 DFX 5502 SVC 2006 10 14 9 59 AM bk mac001 1200DPI 80LPI ...
Страница 46: ...45 PCB CIRCUIT BOARD 3 Mpeg Digital board PCB DF 5500 DFX 5502 SVC 2006 10 14 9 59 AM bm mac001 1200DPI 80LPI ...
Страница 47: ...46 INSTRUMENT DISASSEMBLY DF 5500 DFX 5502 SVC 2006 10 14 9 59 AM bo mac001 1200DPI 80LPI ...