13
TROUBLESHOOTING
Is +5V supplied at IC301 pin#68?
NO
NO
YES
YES
Is VIDEO SW Pulse input at IC301
pin#57?
Is REC signal output from IC301
pin#66,73?
EP MODE: 73 Pin
SP MODE: 66Pin
Check video HEAD and Connector.
Is signal input into IC301
pin# 28,30,32?
Check POWER circuit.
Check IC601 pin#18.
Record video signal poor.
Check EE MODE.
YES
Is luminance and color signal
output from IC301 pin#46, 22?
Replace IC301.
NO
NO
YES
C. No recording
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 ...