LG LG-E730 - Page 186

- 186 -
Copyright © 2011 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
7. CIRCUIT DIAGRAM
FB701 75
Q700 C
B
E
GND
IN
OUT
32
7
R
IND
+VPWR
917R
K7.4
U704
5
3 2
4 1
VOUTVDD
GNDCE
DNGP
KEY_TOUCH_2.8V
C716
2.2u
R722
DNI
C717
2.2u
U703
21
4
3
2
1
116
8
7
9
10
5
1TNI
CSB
GND
VDD
GNDIO
2TNI SP
SDO
SDX
VDDIO
NC
XCS
007C
n01
IND
427R
K7.4
817R
VREG_SENSOR_IO_1.8V VREG_SENSOR_2.6V
R703 100K
+VPWR
75FB700
R700 100K
1u
C707
50
7
R
K74
027R
K7.4 K7.4
127R
R717
100K
1u
C713
100n
C715
1u
C709
C710
2.2u
U701
5
3 2
4 1
VOUTVIN
GNDSTBY
DNGP
VBAT
VREG_MOTOR_3.3V
U700
C3
C2
C1
B3
B2
B1
A3
A2
A1
SHDN
+IN
OUT-
GND1
GND2
VDD
BYP
-IN
OUT+
10
7
R
K
1
VREG_MOTOR_3.3V
U702
10
9
5
4
6 3 7 2
8 1
DDVAYDRD DNGLCS
GERVPPV
INT
SDA
ADDR
DVDD
C711
1u
C712
10n
VREG_SENSOR_IO_1.8
V
VREG_SENSOR_2.6V
C714
100n
MOTOR_N
MOTOR_P
MOTOR_EN
COMPASS_DRDY
MOTION_I2C_SCL
MOTION_I2C_SDA
COMPASS_I2C_SCL
COMPASS_I2C_SDA
VIB_PWM
KEY_TOUCH_LDO_EN
MOTION_INT1
MOTION_INT2
VIB_N
1%
MOTOR_3.3V_LDO
Q-coin MOTOR
Acceleration Sensor
Digital Compass
Changed at REVC
1%
KEY TOUCH_2.8V_LDO
Add key touch LDO
Changed at REVC