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5 . S G H - V 2 0 6 Fl o w
1. Power On
' Power O n ' does not work
C heck the current consum ption
C urrent consum ption
>=100m A
C heck the V bat. V oltage
V oltage >= 3.3V
C heck the pin of U 100
pin#15 >= 2.8V
pin#46 and pin#39 =
2.8V
C heck the clock signal
at pin4 of O SC 801
Freq = 13M H z ,
V rm s ¡Ã300m V and
V pp ¤ó900m V pp
C heck the initial operation
C h a r t o f T r o u b l e s h o o t i n g
Y es
Y es
Y es
Y es
Y es
Y es
E N D
SAMSUNG Proprietary-Contents may change without notice
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N o
D ownload again
N o
C harge the Battery
N o
C heck U 100 and C 113
N o
N o
pin#13 = 1.8V
N o
C heck the clock generation circuit
(related to O SC 801, U 901 pin 19)
5- 1
C heck U 100 and C 112
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