20
TROUBLESHOOTING
f. SUBWOOFER PRE-OUT E-E
Is there reset(H) at ICD01 #14
NO
NO
YES
YES
Is 12V obtained at ICD03 #8?
Are there signals
at ICD03 #1?
Check DVD Board.
Check signal flow circuit.
No Sound Subwoofer
Pre-out E-E mode
Are there voltages at
ICD01 #8(5V),#9(3.3V),#21(5V)?
YES
Are there clocks at ICD01
#5(BCLK),#6(LRCK), #10(MCLK)?
NO
YES
NO
Check Power circuit
YES
Check output JACK.
Check ICD02
NO
YES
Is Speaker setup default
or configulation1?
NO
Subwoofer output is only
in the default or configuration1
YES
Summary of Contents for DCR-9130 SERIES
Page 36: ...35 CIRCUIT DIAGRAM 1 POWER SUPPLY SCHEMATIC DIAGRAM VCR DVD COMBO RECEIVER PAL...
Page 37: ...36 CIRCUIT DIAGRAM 2 SERVO SYSCON CIRCUIT DIAGRAM COMBO RECEIVER PAL...
Page 38: ...37 CIRCUIT DIAGRAM 3 A V CIRCUIT DIAGRAM...
Page 39: ...38 4 HiFi SW INPUT CIRCUIT DIAGRAM CIRCUIT DIAGRAM...
Page 40: ...39 CIRCUIT DIAGRAM 5 Hi Fi PI F SCHEMATIC DIAGRAM COMBO RECEIVER PAL...
Page 41: ...40 CIRCUIT DIAGRAM 6 DIGITAL AUDIO VIDEO SCHEMATIC DIAGRAM COMBO RECEIVER PAL...
Page 42: ...41 CIRCUIT DIAGRAM 7 RECEIVER FRONT PART SCHEMATIC DIAGRAM...
Page 43: ...42 CIRCUIT DIAGRAM 8 DIGITAL AMP SCHEMATIC DIAGRAM PAL...
Page 44: ...43 PCB CIRCUIT BOARD 1 1 LOGIC PCB CIRCUIT BOARD...
Page 45: ...44 PCB CIRCUIT BOARD 1 2 AMP PCB CIRCUIT BOARD...
Page 46: ...45 PCB CIRCUIT BOARD 1 3 MAIN PCB CIRCUIT BOARD...
Page 47: ...46 PCB CIRCUIT BOARD 1 4 POWER PCB CIRCUIT BOARD...
Page 49: ...48 INSTRUMENT DISASSEMBLY Fig 4 LOGIC PCB Removal Fig 3 Panel Front Removal...
Page 50: ...49 INSTRUMENT DISASSEMBLY Fig 5 DECK LOADER POWER BOARD Removal...
Page 51: ...50 INSTRUMENT DISASSEMBLY Fig 6 Main Board Removal...
Page 52: ...51 INSTRUMENT DISASSEMBLY Fig 7 Chassis Main Removal...
Page 53: ...52 INSTRUMENT DISASSEMBLY...
Page 66: ...686 AHYEON DONG MAPO GU SEOUL KOREA C P O BOX 8003 SEOUL KOREA DAEWOO ELECTRONICS Corp...
