Samsung SGH-P100 Service Manual page 25

SG H- P100 F low Chart of Troubleshooting
2. Initial
Initialization Failure
The pin #13 of U 100 = 1.8V
the pin #15 of U100 "‰2.825V
Is the pin #28 of U 100
There is 32.768kH z wave
form s at the C 614 and
The pin #20 of U 100 is
The V oltage is " H igh"at
L C Ddisplay is O .K
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Y es
and
?
Y es
" L ow -> H igh" ?
Y es
C 616
Y es
" H igh"
Y es
the C 114
Y es
Y es
Sound is O .K
Y es
E N D
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N o
(If it has som e problem , it has to be
N o
(If it has som e problem , it has to be
N o
C heck the U 601
N o
C heck the U 700
N o
C heck the U 100
N o
C heck the L C DPart
N o
C heck the A udio Part
7- 2
C heck the U 100
replaced.)
C heck the U 100
replaced.)