LG -P768 Service Manual page 145

LDO for GPS (150mA)
VBAT
4
3
GPS_PWR_ON
C202
1u EAN62394801
revA -> revB : Change 6.3V -> 10V
VDD_GPS_TCXO_1V8
VCC_GPS_2V8
GPS_UART_RXD
GPS_UART_TXD
GPS_UART_CTS_N
GPS_UART_RTS_N
LGE Internal Use Only
GPS(GNSS)
BCM47511
VCC_GPS_2V8
U200 LD6805K/28P
1
IN OUT
2
EN GND
C201
1u
FB200
C207
60
2.2u
TP201
G3
AUXOP
G1
RFIP
A1
CAL_REQ/ANT_SEL
C2 F1
NC1 VSSIF
G2
VSSLNA
E3
VDD_AUX_O
E5 A5
VDD_AUX_IN GPS_CAL 26MHz_GPS_REF
B1 D1
HOST_REQ TCXO/TSXO
B2 D5
CLK32K_GATE
LNA_EN LPO_IN
D2
NC2
U202
C211 10n C1
NC3
TP200 TP202
G4 BCM47511IUB2G E1
REF_CAP NC4
TP203 TP204 TP205 TP206
EAN62453601
C6 A3
SCL2/UART_TX SYNC/PPS_OUT
C4 A2
SDA2/UART_RX IF_VALID
B5 B6
UART_nRTS RST_N GPS_RESET_N
B3 G6
GPS_PWR_ON
UART_nCTS REGPU
E6
TM2
E4
AVSS
TP207 TP208
A4
C_GPIO_2
D4 C5
VSSC1 C_GPIO_3
D3
VSSC2
C3
VSSC3
VSEL_1.8V VSEL_1.8V
C213 C214 C215
2.2u 2.2u 2.2u
VCC_GPS_2V8
C203
0.1u
R201
10
R200
GPS_LNA_SD
820
C204 C200
33p 6.8p
L200
2.2n
FL202
1590.155MHz
L201 10n
6 2 4
RFOUT- U201 RFIN OUT
G3 G2 G1
ALM-3012
5 3
L204 1.5n EAN62093001
5
RFOUT+
L203 L207
DNI DNI
AVAGO
C208
DNI
VDD_GPS_TCXO_1V8
X200
C210 C212 1XXB26000CAC
4 3
2.2u 22p
VCC OUT
1 2
GND1 GND2
GPS_26MHz 26MHz
EAW61824401
TCXO for GPS
GND1
- 145 -
P760_RevD/P768_RevB : C205 2.7n -> 2.2n
FL200
For ESD
LFD211G57DPMD153
revA(3.9n) -> revB(2.7n)
1 6 CN200
1
IN P2 GND3
C205 2.2n
2 5
1
GND1 P3
SAFEA1G58KA0F00
2 3 4
SFSY0042901 P1 GND2
HJ-ICT-09Y
240MHz SFAC0002701 MBV62341601
L202 L206 revA(1n) -> revB(0ohm)
C206
MURATA CN201
DNI 100n
5.6n
1
DPX_IN
revA(DNI) -> revB(6.8n) HJ-ICT-09Y
MBV62341601
P760_RevD/P768_RevB : C206 6.8n -> 5.6n
P760_RevD/P768_RevB : CN200 Connect to CN201
OJ201 OJ202 OJ204
GND2
Copyright © 2012 LG Electronics. Inc. All right reserved.
7. CIRCUIT DIAGRAM
100p L208
100p L209
GND1
Only for training and service purposes