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Flow Chart of Troubleshooting
2-5
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3-1-2. Initial
The voltage at the C315=1.8V?
The voltage at the C317=2.9V?
Initial Failure
The voltage at the C214=1.8V?
The voltage at the C216=1.6V?
The voltage at the VR200
"Low --> High" ?
The voltage is 2.9V
at the C308,C313,C316 ?
LCD Display OK ?
Sound operation OK ?
END
Check the UCP301
(If it has some problem,
it has to be replaced.)
Check the UCP301
Check the LCD part
Check the Audio part
YES
NO
NO
NO
YES
YES
YES
YES
NO
NO
NO
YES
Check the UCP301
(If it has some problem,
it has to be replaced.)
Check the U200
(If it has some problem,
it has to be replaced.)