SAMSUNG Proprietary-Contents may change without notice
Flow Chart of Troubleshooting
3-4
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3-1-2. Initial
Initial Failure
The pin #G11 of UCP300 =
1.8V and
the pin #J12 of UCP300 =
2.8V ?
Check the
UCP300
(if it has some problem, it is to be replaced.)
Yes
No
Is the pin #K9 of UCP300
"Low
→
High" ?
Yes
No
Check the
UCP300
(if it has some problem, it is to be replaced.)
There is 32.768kHz wave
forms at the C237 and C238
Yes
No
Check the
UCP201
Is the pin #G4 of UCP201
is "High"
The voltage is "High" at the
C316,C317,C318
Check the
UCP300
Check the
UCP201
LCD display is O.K
No
No
Yes
Yes
Yes
Check the LCD part
No
Sound is O.K
Yes
No
Check the Audio part
END
Yes
