Lcd Backight Ic; Lcd Connector - Samsung GT-S3850 Service Manual

Level 3 Repair

LCD BACKIGHT IC

VBAT
L500
LCD_BL_EN
C512
R502 C505
D401 C424
R419
C421
C425
R418
C420 D402
JTAG200
R503 C214
R504
C210
L200
R200
R500 C220
D500
U500
R501
1M
D3
OVP
A1
LX
D2
RSET
A2
IN
D1
CS
C3
COMP
B1
PGND
A3 C1
EN|SET GND
B3 1
PWM NC
2
NC
R507 R508
C500
SPK400
SPK401
D500 L501
C500
R507
R508
C505
TP_CE_ONE_NAND
TP_OE_N
TP_F_ADV_N
UME200
C201 R205
C200
TP_DAT
R217 R22 2 R223 C415
TP_D_CLK_N
TP105
C410
C403
C402
C226
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L501
LED_P_18V
L502
LED_N

3.14" LCD CONNECTOR

LCD_D(7)
LCD_D(6)
LCD_D(5)
LCD_D(4)
LCD_D(3)
LCD_D(2)
LCD_D(1)
LCD_D(0)
LCD_RS
LCD_CS
C426
TAC_D
8-30
VDD_LCD_2.9V
VDD_MEM_1.8V
HEA500
2 1
2 1
4 4 3 3
LCD_FLM
6 5
6 5
LED_P_18V
8 8 7 7
9
10 10
9
LED_N
12 12 11 11
LCD_RST
14 13
14 13
16 16 15
15
17
18 18
17
20 20 19 19
LCD_WR
22 21
22 21
LCD_RD
24 24 23 23
LCD_VGH
NC
NC NC NC
28 27 26 25
C502
C504