SAMSUNG Proprietary-Contents may change without notice
Flow Chart of Troubleshooting
This Document can not be used without Samsung's authorization
7-3
7-2. Initial
The pin#G11 of U300 = 1.8V
and
the pin#J12 of U300 ≒ 2.825V
?
Initialization Failure
Check the U300
(If it has some problem, adjust it.)
END
No
Yes
Is the pin#K9 of U300
"Low -> High"?
Yes
Check the U200
32.768kHz wave forms at
the C216 and C217
Check the LCD Part
Yes
No
Yes
Yes
The Voltage is "High" at
the C313
Check the Audio Part
No
Check the U300
(If it has some problem, adjust it.)
Check the U300
LCD display is O.K
No
No
Yes
Yes
Sound is O.K
No