87
TROUBLESHOOTING
A-6. SUBWOOFER PRE-OUT E-E
Are there clocks at ICD01 #5(BCLK),
#6(LRCLK), #10(MCLK)?
NO
NO
YES
YES
Is there reset(H) at ICD01
#14?
Is 12V obtained at ICD03 #8?
Are there signals at ICD03 #1?
Check Power circuit.
Check DVD Board.
NO sound Subwoofer pre-
out EE mode.
Is Speaker setup default or
configuration1?
YES
Are there voltages at ICD01 #8(5V),
#9(3.3V), #21(5V)?
Check signal flow circuit.
NO
YES
NO
Subwoofer output is only in the
default or configuration1.
YES
Check output JACK.
YES
Check ICD02.
NO
YES
All manuals and user guides at all-guides.com
Summary of Contents for DR-C912B
Page 13: ...11 INSTRUMENT DISASSEMBLY All manuals and user guides at all guides com...
Page 39: ...37 EXPLODED VIEW 6 3 EXPLODED VIEW OF FL ASS Y All manuals and user guides at all guides com...
Page 44: ...42 WAVEFORMS VIDEO WAVEFORMS 480 4 6 20 34 All manuals and user guides at all guides com...
Page 114: ...NORMAL AUDIO BLOCK DIAGRAM 112 BLOCK DIAGRAM All manuals and user guides at all guides com...
Page 117: ...AMP BLOCK DIAGRAM 115 BLOCK DIAGRAM All manuals and user guides at all guides com...
