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s Troubleshooting Guide
@ Stand-by LED is blinking alternatingly with Red/Green fight.
[owes the wavetorm at pin 34 32 (SDA, SCI) of (C01
|
.
ov
Check the voltage at the Pin7 of P803A
during main power SWISW80f on
HighbV)
u
EY |e
'Open tha pinb, 6 (SDA,
SCL) of ICO2
abnormal
Check the voltage at pin7 of 1C503
ov
Check the waveform at
pint2 of (Cot
ee
1C503
Q803, Q802
ALB02
ov
ov
Check /Replace | Check/Replace
1C505
4
Icws
NG
NG
Check alf the 12V|_
| Check all the 9V
hina whether
line whether
short to ground.
short to ground.
If then. remove it
If shen. ramove it
¢ Dual & Stereol2-Carrier )
Check the voltage at the (+) lead of CB29
|
Check the voltage at the pind of IC603
Check the waveform at the
pin®, 16 of IC601
Check the waveform at the pint,
3 of C601
Check the waveform at the
:
pint, 20 of C102
Check/Replace
Z141, 242, 7413, 2144
ic?
Check 'Replace
2102
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