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SGH-P400 Flow Chart of Troubleshooting
3-
16
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(From SI4201)
LED810
4
12
F1
DD-DOM-4PIE
12
5
KEY-XBS
12
KEY-XBS
R812
220
LED808
LED807
C808
100NF
6
12
24
R813
12
DOWN
KEY-XBS
12
KEY-XBS
KEY-XBS
12
1
KEY-XBS
KEY-XBS
12
KEY-XBS
END_PWR
12
T
150
R816
CLEAR
R815
150
10NF
C805
R800
560
3
GND
OUT
2
VCC
1
220
R810
U803
2
150
R814
CAM_MENU
34
5
1
R803
100
F2
12
0
R818
3
GND
OUT
2
VCC
1
VOSC
KEY-XBS
2
KEY-XBS
2
12
U802
10NF
C804
9
KEY-XBS
1
1
VT
KEY-XBS
*
12
TCO-9141B(13MHz)
OSC801
GND
2
OUT
3
4
VCC
2
LED820
VCCD
VOL_UP
34
5
1
2
7
KEY-XBS
12
VBAT
LED805
KEY-XBS
8
1
LED804
C807
100NF
VCCD
LED811
200
R802
R817
150
R819
150
150
R821
LED822
0
LED821
LED801
R820
SH
12
RIGHT
KEY-XBS
12
0
KEY-XBS
12
KEY-XBS
LED814
LED819
LED813
LED802
R809
R808
220
KEY-XBS
I
12
24
10NF
C803
15PF
10NF
C806
R806
C801
34
5
12
1502
4
VOL_DN
KEY-XBS
LEFT
12
R807
KEY-XBS
12
R801
10
30PF
C802
3U
P
12
KEY-XBS
SEND
12
24
KEY-XBS
FLIP_SNS_2
FLIP_SNS
R811
KEY_COL(4)
KEY_COL(3)
KEY_ROW(3)
KEY_ROW(0)
KEY_ROW(1)
KEY_ROW(2)
KEY_ROW(4)
BACKLIGHT_1
BACKLIGHT_2
AFC
CLK13M_RF
CLK13M_YMU
PWR_ON
KEY_COL(2)
KEY_COL(1)
KEY_COL(0)
KEY_ROW(4:0)
KEY_COL(4:0)
CLK13M_TR
CLK13M_MC
13MHZ_BB