LG D686 Service Manual page 157

SENSOR
PROXIMITY SENSOR
+3V0_SENSORS_MTK
+1V8_VIO_MTK
U603
R627 1 8
I2C_SENSOR_SDA SDA VDD
1 2
0
2 7 R628
INT SCL 1
PROX_INT 2
0
3 6
LDR GND
4 5
LEDK LEDA
9
NC 2
C607
2.2u
1
SWITCHING CHARGING IC
D1 DC1
D2 DC2
D4 SFO
D3 PVL
D5 AVL
U606
C3 GND
A3 VICHG
B4 I2CIN
CHARGER_IRQ_B B3 IRQB
2
C5 SDA
C4 SCL
1
I2C_SENSOR_SDA
I2C_SENSOR_SCL
LGE Internal Use Only
6 AXIS SENSOR
I2C_COMMON_SDA
I2C_SENSOR_SCL
3AXIS_INT
COMPASS_DRDY
BST C2
BYP C1
L602
LX1 B1
1u
LX2 B2
R618
1
PG1 A1 BATT_TEMP_ADC
PG2 A2
CS A4
BAT A5
THM B5
10V
+1V8_VIO_MTK
+3V0_SENSORS_MTK
100K
2
1
R608
1 11
SDO SCK I2C_COMMON_SCL
2 10
INT1 U604 VDDIO
3 9
INT2 GND3
4 8
DRDY VDD
2 2
C609 C610
100n 100n
1 1
Battery Conn.
1.2V
VBATT
VTREF
2mm
CN601 FGN_IC
G1
For MTK Fuel Gauge
5 1
2
2
3 R620
1K
4
20m
ZD602
C618 C619 C620 C621
VA601 47u 6
47p 6.8p 1u G2
BATT_ID_PULLUP
R623
BATT_ID
100
- 157 -
IRRC LED
+2V8_IrRC_LDO
2
1
IRRC_TX
+1V8_VIO_MTK
1
LD601
+2V8_IrRC_LDO 2
2
1
TP607
1
U605
1 B C 6
3
2 GND VCC 5 3
Q601
LINE_OUT_IRRC 2 R612 Q602 ZD601
3 A Y 4 1 2 2
1 300
1
C612 2
1 2
0.1u
1
1 2
+2V8_IrRC_LDO
RP101K282D U608
4 1
VBATT VDD VOUT
3 2
IrRC_LDO_EN CE GND
2
C629 2
C630
1 1u
1 1u
MOTOR
NON Q-COIN
R615
VB601
20
L601 18n
R616
1
+3V0_VIBR_MTK
1
20
2
C613
1u
VA602
HALL IC
+1V8_VIO_MTK
U607
HALLIC_INT 1 4
OUT VDD
2 3
GND NC
C627
100n
5
6. CIRCUIT DIAGRAM
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