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Flow Chart of Troubleshooting
9-20
CAM CONNECTOR
KEY_CONNECTOR
LCD CONNECTOR
+VDD_IO_HIGH_2.9V
C511
C512
VBAT
3
4 4
5
5
6
6
7 7
8 8
9
9
18
19 19
2
2
20 20
21
21
22
22
23 23
24 24
3
10
11 11
12 12
13
13
14
14
15 15
16 16
17
17
18
SCL500
1
1
10
+VDD_KEY_3.3V
ZD500
1
2
3
4
5
6
7
0
5
L
+VDD_CAMA_2.8V
+VDD_CAM_1.8V
8
9 9
NC
22 23
NC
2
20 20
21 21
3
3
4
4
5
5
6
6
7
7
8
12
13
13
14
14
15 15
16 16
17
17
18 18
19
19
2
SLC501
1
1
10
10
11
11
12
18
7
28
5
3
30
29
6
15
16
17
19
1
32
2
31
8
24
25
26
27
11
12
13
14
4
9
10
20
21
22
23
LCD500
P_CLK
Y(0)
CAM_RST
M_SDA
M_SCL
Y(7)
Y(6)
Y(5)
Y(4)
Y(3)
Y(1)
Y(2)
VSYNC
M_CLK
HSYNC
KEY_ROW(1)
KEY_ROW(3)
KEY_COL(4)
ONKEYN
KEY_COL(1)
KEY_COL(3)
LD(7)
LCD_BL_EN
LCDRD
LCD_FLM
KEY_COL(0)
MIC_N
MIC_P
KEY_COL(2)
KEY_ROW(2)
KEY_ROW(0)
KEY_ROW(4)
LCD_MAIN_CS
L_WR
LD(0)
LD(2)
LD(4)
LD(6)
RS
LCD_RST
LD(1)
LD(3)
LD(5)