Samsung SGH-P520 Service Manual page 41

Flow Chart of Troubleshooting
VCCD_2.9V
LCD_FLM
LCD_ADS_O
LCD_DO(1)
LCD_DO(3)
LCD_DO(5)
LCD_DO(7)
LCD_DO(9)
LCD_DO(11)
LCD_DO(13)
LCD_DO(15)
LED+_16V
VCCD_1.8V
CN600
1
1
3 3
5
5
7 7
9 10
9
11 11 12
13 13 14
15 16
15
17 17 18
19 19 20
21 21 22
23 23 24
25 25 26 26
27 28
27
29 29 30 30
31
31
10-6
VCCD_2.9V
2
2
4
4
6
6
8 8
10
12
14
16
18
20
22
24
28
VR600
MLCD_CS_O
LCD_WEN_O
LCD_DO(0)
LCD_DO(2)
LCD_DO(4)
LCD_DO(6)
LCD_DO(8)
LCD_DO(10)
LCD_DO(12)
LCD_DO(14)
LCD_RST
LED-_16V