SGH-X150 Flow Chart of Troubleshooting
2-
5
2-1-3. Sim Part
"Insert SIM" is displayed on the LCD
Is there any signal
pin #2,3,4 of
SIM100?
Check the
U107
Check the
U107 & UCP200
END
No
Yes
No
Yes
1
2
Check the SIM Card
The voltage is 2.8V
at the pin#1 of
SIM100
1
2
2
C140 C141
C142
C138 C139
9
C
N
C
N
0
1
C
C
V
1 2
C
C
V
5
P
P
V
SIM100
K
L
C
3
D
N
G
4
O/I
6
C
N
7 8
C
N
SIM_IO
SIM_RST
VSIM
SIM_CLK
Содержание SGH-X150
Страница 11: ...SGH X150 Flow Chart of Troubleshooting 2 7 1 1 2 ...
Страница 13: ...SGH X150 Flow Chart of Troubleshooting 2 9 1 2 ...
Страница 15: ...SGH X150 Flow Chart of Troubleshooting 2 11 Main PCB 1 LCD PCB 2 ...
Страница 18: ...SGH X150 Flow Chart of Troubleshooting 2 14 5 1 2 3 4 ...
Страница 20: ...SGH X150 Flow Chart of Troubleshooting 2 16 1 2 3 4 5 ...
Страница 33: ...6 1 6 SGH X150 Block Diagrams ...