LG -P500 Service Manual page 158

7. CIRCUIT DIAGRAM
16 15 14
L
K
POWER KEY
J
CN5
KPD_PWR_N
2
1
VA2
I
H
G
DOCKING
F
E
D
C
REV.E_CHANGED_0517
B
A
16 15 14
Copyright © 2010 LG Electronics. Inc. All right reserved.
Only for training and service purposes
13 12 11 10
VOLUME SIDEKEY
HOT KEY
2010.01.20 updated
KEY_COL[0] KEY_COL[1]
R610 470
KEY_ROW[0]
R25 470
KEY_ROW[1]
R613 470
KEY_COL[2]
KB701 KB702
MENU
KEY_ROW[0]
KB703 0603
KB704
HOME
SEND
KEY_ROW[1]
0603
SEVY0008101
VA611 VA612 REV.C_0408_CHANGED
VA613 VA614
Digital Compass
VREG_MOTION_3.0V VREG_MSMP_2.6V
C706
470n
U1
PROX_COMPASS_I2C_SCL
4
12
SCL SDA PROX_COMPASS_I2C_SDA
5
11
NC1 DRDY COMPASS_DRDY
6
10
ADDR VPP
13 12 11 10
9 8 7 6
CN3
1
2
3
4
HALL IC(N.A)
Proximity Sensor
VREG_MSMP_2.6V
VREG_PROX_2.8V
R700
R701 R702
4.7Kohms 4.7Kohms
10
U700
R703
8 1
SCL LEDA
PROX_COMPASS_I2C_SCL
10
7 2
SDA LEDC C705
PROX_COMPASS_I2C_SDA
10u
6 3
VIO VCC
5 4
VOUT
GND
PROX_OUT
C707 C708 C709
0.1u 4.7u
1u
9 8 7 6
- 159 -
5 4 3 2 1
TOUCH
VREG_TOUCH_3.0V
R3 R2
CN1
4.7Kohms 4.7Kohms
G1 G2
1 10
2 9
TOUCH_I2C_SCL
3 8
4 7
TOUCH_I2C_SDA
TOUCH_INT
5 6
G3 G4
Acceleration Sensor
Must Check Schematic
VREG_MOTION_3.0V
C541
10u
U503
13 1
GND3 VDD_IO
12 2
GND2 NC1
11 3
MOTION_INT INT1 NC2
10 4
RESERVED1 SCL_SPC MOTION_I2C_SCL
9 5
INT2 GND1
MOTION_I2C_SDA
5 4 3 2 1
L
K
J
I
H
G
F
E
D
C
B
A
LGE Internal Use Only