17
TROUBLESHOOTING
Check Output JACK.
A. b. LINE1 E-E
YES
NO
Check IC601.
No sound in LINE1 E-E
mode.
Is 12V obtained at IC251 pin#58?
NO
Is 5V obtained at IC251 pin#40?
Check POWER circuit.
YES
NO
Are CLK and DATA obtained at IC251
pin#42,43?
Check Input LINE1 JACK
Replace IC251
YES
Is Audio signal output at IC251
pin#53, 57?
Is Audio signal at IC251 pin#9,
14?
YES
Is there MUTE(H)
at IC251 pin#36?
NO
Содержание DV6T834N
Страница 31: ...30 CIRCUIT DIAGRAM 1 POWER SUPPLY SCHEMATIC DIAGRAM VE 1 5 COMBO...
Страница 32: ...31 CIRCUIT DIAGRAM 2 SERVO SYSCON SCHEMATIC DIAGRAM VE 1 5 COMBO...
Страница 33: ...32 CIRCUIT DIAGRAM IC301 3 VIDEO AUDIO SCHEMATIC DIAGRAM Hi Fi VE 1 5 COMBO...
Страница 34: ...33 4 DVD AUDIO VIDEO SCHEMATIC DIAGRAM VE 1 5 COMBO CIRCUIT DIAGRAM...
Страница 35: ...34 CIRCUIT DIAGRAM 5 Hi Fi IN OUT SCHEMATIC DIAGRAM VE 1 5 COMBO...
Страница 36: ...35 CIRCUIT DIAGRAM 6 DQL 1003 1103 1203 ALI M3351 MPEG IC...
Страница 37: ...36 CIRCUIT DIAGRAM 7 DQL 1003 1103 1203 RF MOTOR_DIRIVERS...
Страница 38: ...37 CIRCUIT DIAGRAM 8 DQL 1003 1103 1203 FLASH SDRAM...
Страница 39: ...38 CIRCUIT DIAGRAM 9 DQL 1003 1103 1203 AUDIO_DAC VIDEO_CHANNEL...
Страница 41: ...40 PCB CIRCUIT BOARD 1 1 VCR MAIN...
Страница 42: ...41 PCB CIRCUIT BOARD 1 2 POWER...
Страница 43: ...42 PCB CIRCUIT BOARD 1 3 DVD MAIN...
Страница 47: ...46 INSTRUMENT DISASSEMBLY FIG 5 E MAIN PCB DISASSEMBLY Remove 2 screws then remove MAIN PCB Remove 2 screws...
Страница 48: ...47 INSTRUMENT DISASSEMBLY F MAIN CHASSIS DISASSEMBLY FIG 6 Remove 4 screws then remove MAIN CHASSIS...
Страница 49: ...48 INSTRUMENT DISASSEMBLY G Explode view...
Страница 50: ...49 INSTRUMENT DISASSEMBLY 2 DVD Module DAEWOO DQL 10XX DISASSEMBLY A DECK TOTAL DVD AS...
Страница 51: ...50 INSTRUMENT DISASSEMBLY B DRIVE UNIT AS...
Страница 52: ...51 INSTRUMENT DISASSEMBLY C DRIVE UNIT HOLDER AS...
Страница 53: ...52 INSTRUMENT DISASSEMBLY D PICK UP TENSION AS...