LG D686 - Page 157

- 157 -
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Only for training and service purposes
LGE Internal Use Only
6. CIRCUIT DIAGRAM
R601
3.3
2
1
+3V0_SENSORS_MTK
C628 4.7u
2
1
R628
0
2
1
0
R627
2
1
U608RP101K282D
5
3 2
4 1
VOUTVDD
GNDCE
PGND
1nC617
0.1uC614
L602
1u
VBATT
R621
47m
VCHG_OVP_IN
1uC623 1uC624
+1V8_VIO_MTK
C616 1u
C625 4.7u
2.2uC615
2.2uC626
4.7KR619
VCHG_LDO_4V9
U606
C5
D2
D3
D1
A5
B5
A1
C1
B1
A4
A3
A2
D5
D4
C4
C3
C2
B2
B3
B4
I2CIN
IRQB
LX2
BST
GND
SCL
SFO
AVL
PG2
VICHG
CS
LX1
BYP
PG1
THM
BAT
DC1
PVL
DC2
SDA
+1V8_VIO_MTK
U607
5
32
41
OUT VDD
GND NC
PGND
100n
C627
VB601
2
1
D602
20
R616
R615
20
C613
1u
L601 18n
1
R624
0
21
300
R612
21
Q601
1
2
3
100K R610
2
1
VA602
LD601
2
1
R613
1K
21
+2V8_IrRC_LDO
+2V8_IrRC_LDO
ZD601
U605
43
52
61
B C
GND VCC
A Y
+2V8_IrRC_LDO
R614
1K
21
C611 4.7u
2
1
TP607
1
Q602
1
2
3
C612
0.1u
1
2
+1V8_VIO_MTK
1K
R618
21
R620
20m
1u
C620
47u
C621
100K R617
2
1
R622
4.7K
R623
100
47p
C618
6.8p
C619
VA601
ZD602
CN601
6
4
3
2
1
5
G1
G2
R608
100K
2
1
U604
2
5 14
1
13
10
11
6
3 9
8
12
4
7
GND2
DRDY
CSB
VDD
GND3INT2
GND1
SCK
VDDIO
PS
SDO
SDIINT3
INT1
+1V8_VIO_MTK
+3V0_SENSORS_MTK
100n
C610
1
2
C609
100n
1
2
U603
9
3
54
6
72
81
SDA VDD
INT SCL
GND
LEDK LEDA
LDR
NC
10K
R603
2
1
C607
2.2u
1
2
C622 1u
1
2
VBATT
1u
C629
1
2
C630
1u
1
2
+1V8_VIO_MTK
I2C_SENSOR_SDA
I2C_SENSOR_SDA
I2C_SENSOR_SCL
I2C_SENSOR_SCL
I2C_COMMON_SCL
I2C_COMMON_SDA
3AXIS_INT
COMPASS_DRDY
HALLIC_INT
LINE_OUT_IRRC
BATT_ID_PULLUP
VBATT
VTREF
BATT_TEMP_ADC
CHARGER_IRQ_B
+3V0_VIBR_MTK
IRRC_TX
PROX_INT
BATT_ID
FGN_IC
IrRC_LDO_EN
SWITCHING CHARGING IC
10V
HALL IC
NON Q-COIN
MOTOR
IRRC LED
2mm
Battery Conn.
For MTK Fuel Gauge
1.2V
6 AXIS SENSOR
SENSOR
PROXIMITY SENSOR