Daewoo DCR-9130 SERIES, Service Manual

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Are there voltage at ICD01#8(5V),
#9(3.3V),#21(5V)
Are there clocks at ICD01
#5(BCLK),#6(LRCK), #10(MCLK)?
Is there reset at ICD01 #14?
Is 12V obtained at ICD02 #8?
Check Power circuit
Check DVD board
Check signal flow circuit
Check ICD02
YES
YES
YES
NO
Are there signal at ICD02 #1,7?
YES
YES
Is 12V obtained at IC251 #34?
Is 5V obtained
at IC251 #40?
YES
No sound DVD EE mode
Is audio signal
at IC251 #4,5?
YES
Is audio signal output
at IC251 #3,13?
YES
Are CLK and DATA
obtained at IC251 pin#42,43
Is there MUTE(H)
at IC251 pin#36
Check output jack
YES
NO
Replace IC251
NO
Check IC501
NO
NO
NO
NO
NO
NO
e. DVD E-E
YES
NO
NO