15
TROUBLESHOOTING
NO
Check PCB Pattern
Check FFC CABLE & DVD
Module
DVD Composite signal doesnÕt
appear
Is signal output at P101
pin# 7?
Is signal at IC302 pin#2?
NO
F. No DVD Video
YES
YES
Remark previous 3-A
NO
Check Q103, Q104, Q105
Check FFC CABLE &DVD
Module
No COMPONENT signal at
JK102
Is signal output at P101 pin
#13,14,15?
Is signal output at emitter of Q103,
Q104, Q105?
NO
YES
YES
NO
Check Q106, Q107
Check FFC CABLE &DVD
Module
No S-VIDEO signal at JK105
Is signal output at P101
pin #9, 11?
Is signal output at emitter of Q106,
Q107
NO
YES
YES
Is signal at IC302 pin#15?
Check IC302
NO
Check RF output.
YES
YES
Check Line output
Summary of Contents for DV6T834
Page 31: ...30 CIRCUIT DIAGRAM 1 POWER SUPPLY SCHEMATIC DIAGRAM VE 1 5 COMBO ...
Page 32: ...31 CIRCUIT DIAGRAM 2 SERVO SYSCON SCHEMATIC DIAGRAM VE 1 5 COMBO ...
Page 33: ...32 CIRCUIT DIAGRAM IC301 3 VIDEO AUDIO SCHEMATIC DIAGRAM Hi Fi VE 1 5 COMBO ...
Page 34: ...33 4 DVD AUDIO VIDEO SCHEMATIC DIAGRAM VE 1 5 COMBO CIRCUIT DIAGRAM ...
Page 35: ...34 CIRCUIT DIAGRAM 5 Hi Fi IN OUT SCHEMATIC DIAGRAM VE 1 5 COMBO ...
Page 36: ...35 CIRCUIT DIAGRAM 6 DQL 1003 1103 1203 ALI M3351 MPEG IC ...
Page 37: ...36 CIRCUIT DIAGRAM 7 DQL 1003 1103 1203 RF MOTOR_DIRIVERS ...
Page 38: ...37 CIRCUIT DIAGRAM 8 DQL 1003 1103 1203 FLASH SDRAM ...
Page 39: ...38 CIRCUIT DIAGRAM 9 DQL 1003 1103 1203 AUDIO_DAC VIDEO_CHANNEL ...
Page 41: ...40 PCB CIRCUIT BOARD 1 1 VCR MAIN ...
Page 42: ...41 PCB CIRCUIT BOARD 1 2 POWER ...
Page 43: ...42 PCB CIRCUIT BOARD 1 3 DVD MAIN ...
Page 49: ...48 INSTRUMENT DISASSEMBLY G Explode view ...
Page 50: ...49 INSTRUMENT DISASSEMBLY 2 DVD Module DAEWOO DQL 10XX DISASSEMBLY A DECK TOTAL DVD AS ...
Page 51: ...50 INSTRUMENT DISASSEMBLY B DRIVE UNIT AS ...
Page 52: ...51 INSTRUMENT DISASSEMBLY C DRIVE UNIT HOLDER AS ...
Page 53: ...52 INSTRUMENT DISASSEMBLY D PICK UP TENSION AS ...