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2.AUDIO µ.COM CIRCUIT
POWER ON
Does CD/DVD
appear at FLD?
Does LOADING
appear at FLD?
Does no Disc or
Time appear at FLD?
Check if DVD an Audio
Micom Interface is OK.
Check power.
Check DVD Module.
Check SMPS.
Does it appear
DVD Error at
FLD?
Check
Connector(PN902)if
is normally.
Check power part
of Main B/D.
Check oscillator
of x101.
Check if IC101
PIN1 is High.
Check if IC101
PIN11 is High.
Check if IC101 PIN
17, 46, 72, 90 is high
(5V).
Check if IC101
PIN26 is High.
Replace IC101.
- 2-2 -
Does AV 1/2, TV, AUDIO,
OPTICAL IN, COAXIAL IN, FM87.5
appear at FLD?
Reconnet it.
Refer to SMPS
Refer to oscillator
Circuit.
Check DVD Reset Waveform.
Check IC101 Reset Wavefrom.
Check 5V line.
Check Power dection Circuit.
OK.
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