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Flow Chart of Troubleshooting
9-4
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L727
2 IN
IN
3
4 IN
8
OUT
OUT 7
6
OUT
OUT 5
F707
9
D
N
G
1 IN
OUT 7
6
OUT
OUT 5
F704
9
D
N
G
1
IN
2 IN
IN
3
4 IN
8
OUT
L713
L719
L716
L720
L722
5
OUT
D
N
G
9
IN
1
IN
2
3 IN
IN
4
OUT 8
7
OUT
OUT 6
F702
L726
L725
L714
L708
L712
L711
IN
1
IN
2
3 IN
IN
4
OUT 8
7
OUT
OUT 6
5
OUT
F706
D
N
G
9
L724
L721
L715
L709
6
5
OUT
D
N
G
9
IN
1
IN
2
3
IN
IN
4
OUT 8
7
OUT
OUT
3
4
IN
8
OUT
OUT 7
6
OUT
OUT
5
F705
F701
9
D
N
G
1 IN
2 IN
IN
L707
L723
L710
L718
L717
LCD_RESET_N
LCD_WE_N
LCD_CS_N
LCD_D2(5)
LCD_D2(7)
LCD_D2(8)
LCD_D2(6)
LCD_D2(4)
LCD_D2(2)
LCD_D2(16)
LCD_D2(14)
LCD_D2(12)
LCD_D2(10)
LCD_RS_F
FRAME_SYNC_F
FRAME_SYNC
LCD_RS
LCD_RESET_N_F
LCD_CS_N_F
LCD_WE_N_F
LCD_D2(1)_F
LCD_D2(11)_F
LCD_D2(15)_F
LCD_D2(13)_F
LCD_D2(17)_F
LCD_D2(16)_F
LCD_D2(14)_F
LCD_D2(12)_F
LCD_D2(10)_F
LCD_D2(4)_F
LCD_D2(6)_F
LCD_D2(8)_F
LCD_D2(2)_F
LCD_D2(11)
LCD_D2(13)
LCD_D2(15)
LCD_D2(17)
LCD_D2(1)
LCD_D2(3)
LCD_D2(7)_F
LCD_D2(5)_F
LCD_D2(3)_F
3
GND
2
5
GND
NC
6
4
VIN
VOUT
1
U400
EN
TA400
VBATT_CTRL
C407
VBATT
RESET_N
7
0
4
C
0
0
7
C
1
0
7
C
2
0
7
C
3
0
7
C
5
0
7
C
1
1
7
C
2
1
7
C
3
1
7
C
4
1
7
C
5
1
7
C
6
1
7
C
7
1
7
C
8
1
7
C
9
1
7
C
4
2
7
C
5
2
7
C
6
2
7
C
7
2
7
C
8
2
7
C
9
2
7
C
4
4
7
C
5
4
7
C
6
4
7
C
4
0
7
D
D705
F701
F70
2
F7
04
F705
F7
06
F707
HD
C70
0
7
0
7
L
8
0
7
L
9
0
7
L
0
1
7
L
1
1
7
L
2
1
7
L
3
1
7
L
4
1
7
L
5
2
7
L
6
2
7
L
7
2
7
L
0
0
7
R
0
0
4
A
T
0
0
4
U
