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Flow Chart of Troubleshooting
10-4
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10-1-2. Initial
The voltage at the C316=1.8V?
The voltage at the C315=2.8V?
Initial Failure
ThevoltageattheC216
" Low --> High" ?
There is 32.768KHz wave
form at the C222, C223 ?
The voltage is 2.8V
at the C317,C313,C315,C318 ?
LCD Display OK ?
Sound operation OK ?
END
Check the UCP201
Check the UCD301
Check the LCD module
Check the Audio part
YES
NO
NO
NO
YES
YES
YES
YES
NO
NO
NO
YES
Check the UCD301
(If it has some problem,
it has to be replaced.)
Check the UCD301
(If it has some problem,
it has to be replaced.)
①