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Flow Chart of Troubleshooting
9-4
This Document can not be used without Samsung's authorization
9-1-2. Initial
Initial Failure
Is the RST Pin#A10(RSTON)
of UCP200 "Low
→
High" ?
Check the
UCP200
(if it has some problems, replace it.)
Yes
No
The Pin
#N8,N9,N10,N11(VBAT)
of PM300 >= 3.4V
Yes
No
Check the
UCP200
(if it has some problems, replace it.)
There is 32.768kHz wave-
forms at the C241 and C242
of OSC200
Yes
No
Check the
UCP200
The voltage is "High" at the
C215, C223
Check the
UCP200
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