LG Z20LCD1 Service Manual page 41

ON_OFF
R560
2k
D410
1N4148
D409
1N4148
R534
1k
1
IIC_SEL
Q418
R535 PMBS3904
1k
+5V
+5V
R540
R541
4.7k
R552
22K
1 Q415
PMBS3904
4.7k
R522
R551
+5V
C491
100P
ISP_SCL
ISP_SDA
- 41 -
U407 74HC4052D
12
X0
14
SDA
X1
15
VSDA
X2 Y
11
X3
1
Y 0
5
SCL
Y 1
2
VSCL
Y 2
4
Y 3
100 10
A
100 9
B
6
EN
7
VEE
16
VDD
FB416
B0805/0
A O C ( Top V i ct or y) E l ect r oni cs C o. , Lt d.
Title
Size Document Number
A4
03
Date: Friday , April 28, 2006
13
X
3
IIC SWITCH
Rev
1
14
Sheet 3 of