Checking Rf Rx Block - LG -E960 Service Manual

4.6.4 Checking RF Rx Block

Part Name=MS-156C
SW11000
L11080 100p
SW11001
G2 ANT ANT COMMON
1
G1
G3 G4
3 4
Vendor=I-PEX
Part Name=20279-001E-01
Vendor=HIROSE
ANT_SW_SEL0
ANT_SW_SEL1
ANT_SW_SEL2
ANT_SW_SEL3
LGE Internal Use Only
TP2
L11007 2.2n
2
DNI
L11008
VA11001
C11002
DNI
TP1
VDD_RF_SW
R11006 1K
R11005 1K
R11004 1K
R11003 1K
TRX_ANT_LU4
TRX_ANT_UG850
C11022
1n
Rev.D
10
VDD B1TX
11
CTL1 GSM850RX2
12
CTL2 GSM850RX1
13
CTL3 GSM1800/1900RX2
14
CTL4 GSM1800/1900RX1
FL11012
15
TRX1 GND8
LMSWBPGF-D49
16
TRX2 GND7
17 EAT61793401
TRX3 B1RX2
GND10
GND9
MURATA
- 105 - Copyright © 2012 LG Electronics. Inc. All right reserved.
4. TROUBLE SHOOTING
TP1
1
TX_ANT_LU2100
32
31
30
RX_GSM_HB_P
29
RX_GSM_HB_M
28
27
26
34
33
RX_LU2100_P
RX_LU2100_M
RX_LU1900_P
RX_LU1900_M
RX_UG900_P
RX_UG900_M
Only for training and service purposes
TX_GSM_LB
TX_GSM_HB
TX_ANT_U900
TX_ANT_LU1900