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Flow Chart of Troubleshooting
3-4
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3-1-2. Initial
Initial Failure
The pin #G11 of UCP101 =
1.8V and
the pin #J12 of UCP101 =
2.8V ?
Check the
UCP101
(if it has some problem, it is to be replaced.)
Yes
No
Is the pin #K9 of UCP101
"Low
→
High" ?
Yes
No
Check the
UCP101
(if it has some problem, it is to be replaced.)
There is 32.768kHz wave
forms at the C218 and
C219
Yes
No
Check the
UCP201
The voltage is "High" at
the C113,C115,C116
Check the
UCP101
LCD display is O.K
No
Yes
Yes
Check the LCD part
No
Sound is O.K
Yes
No
Check the Audio part
END
Yes
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