24
TROUBLESHOOTING
D. No NORMAL AUDIO playback (PLAY MODE)
No Normal Audio in
playback mode
Is there playback Audio
signal at IC301 pin#11?
Check
R646,R647,R911,R913
YES
NO
NO
Is about 3.5V obtained at IC252
pin#9, 10?
Check A/C HEAD.
Check IC301.
YES
Replace IC252.
YES
Is there siganl at IC252
pin#3,13?
NO
Check POWER circuit.
NO
Signal at IC251 pin#21 is
transferred to IC301 pin#13,15,17?
Содержание SD-8100
Страница 1: ...SERVICE MANUAL SD 8100...
Страница 27: ...27 WAVEFORMS 15 9 P201 2 2 AUDIO 2 1 AUDIO Mono...
Страница 29: ...29 CIRCUIT DIAGRAM 1 POWER SUPPLY SCHEMATIC DIAGRAM PAL DVD COMBO FREE...
Страница 30: ...30 CIRCUIT DIAGRAM 2 AV CIRCUIT DIAGRAM...
Страница 31: ...31 3 SERVO SYSCON SCHEMATIC DIAGRAM CIRCUIT DIAGRAM...
Страница 32: ...32 4 DIGITAL AUDIO SCHEMATIC DIAGRAM CIRCUIT DIAGRAM...
Страница 33: ...33 5 HI FI SW CIRCUIT DIAGRAM CIRCUIT DIAGRAM...
Страница 34: ...34 CIRCUIT DIAGRAM 6 IF MPX PDC INPUT OUTPUT SCHEMATIC DIAGRAM...
Страница 35: ...35 CIRCUIT DIAGRAM ATATI...
Страница 36: ...36 CIRCUIT DIAGRAM VCR INT...
Страница 37: ...37 CIRCUIT DIAGRAM CPU...
Страница 38: ...38 CIRCUIT DIAGRAM DECODER...
Страница 39: ...39 PCB CIRCUIT BOARD 1 1 VCR MAIN...
Страница 40: ...40 PCB CIRCUIT BOARD 1 2 POWER...
Страница 41: ...41 PCB CIRCUIT BOARD 1 3 LOGIC...
Страница 42: ...42 PCB CIRCUIT BOARD 2 1 DVD MAIN A...
Страница 43: ...43 PCB CIRCUIT BOARD 2 2 DVD MAIN B...
Страница 45: ...45 INSTRUMENT DISASSEMBLY FIG 3 C PANEL FRONT DISASSEMBLY...
Страница 46: ...46 INSTRUMENT DISASSEMBLY FIG 4 D LOGIC PCB DISASSEMBLY...
Страница 47: ...47 INSTRUMENT DISASSEMBLY FIG 5 E DECK AND MAIN PARTS DISASSEMBLY...
Страница 48: ...48 INSTRUMENT DISASSEMBLY FIG 6 F MAIN PCB DISASSEMBLY...
Страница 49: ...49 INSTRUMENT DISASSEMBLY FIG 7 G MAIN CHASSIS DISASSEMBLY...
Страница 50: ...50 INSTRUMENT DISASSEMBLY FIG 8...