Flow Chart Of Troubleshooting - Samsung SGH-E840 Service Manual

Flow Chart of Troubleshooting

VMOT_3.3V
VCAM_2.8AV
TOUCH_RST
SCL_TOUCH_M
LCD_ADS_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)
LED_A
LED_4
LED_2
CAM_D(0)
CAM_D(2)
CAM_D(4)
CAM_D(6)
CAM_VSYNC
CAM_HSYNC
C_SCL
CAM_RST
SPK_P_CON
VCCD_2.9V
VTOUCH_3.1V
HDC602
1 2
1 2
3 4
3 4
5 6
5 6
7 8
7 8
9
10 10
9
11 11 12 12
13 13 14 14
15 15 16 16
17 17 18 18
19 19 20 20
21 21 22 22
23 23 24 24
25 26
25 26
27 28
27 28
29 30 30
29
31 31 32 32
33 33 34 34
35 35 36 36
37 37 38 38
39 39 40 40
41 42
41 42
43 44
43 44
45 46
45 46
47 48
47 48
49 50
49 50
51 52
51 52
53 54
53 54
55 56
55 56
57 58
57 58
59 60
59 60
VCAM_2.8DV
VCAM_1.5V
R647
R648
R649
3-6
TOUCH_IRQ
SDA_TOUCH_M
LCD_FLM_2.9V
MLCD_CS_O
LCD_RD
LCD_DO(1)
LCD_DO(3)
LCD_DO(5)
LCD_DO(7) LCD_SW_RESET
LCD_DO(9)
LCD_DO(11)
VCCD_2.9V
LCD_DO(13)
LCD_DO(15)
LED_5
LED_3
R612
LED_1
CAM_D(1)
CAM_D(3)
CAM_D(5)
CAM_D(7) C615
M_CLK
P_CLK
C_SDA
SPK_N_CON