LG LG-E960 - Page 106

4. TROUBLE SHOOTING
- 106 -
Copyright © 2012 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
Schematic of GSM(850/900)/DCS/PCS Rx Block
START
Check TP1 Signal exist?
Check RF seitch(M/S)
No
Yes
Change the Board
Yes
Check TP2
Signal exist?
Check Tx Module, FEMID
Refer to 4.4
No
DNI
L11006
L11002 10n
L11012 10n
PRX_UG850_INP
PRX_UG850_INM
1nL11001
L11010 1n
10nL11015
10nL11019
DNI
C11015
L11005
8.2n
PRX_GSM_HB_INP
PRX_GSM_HB_INM
PRX_UG900_INM
RX_GSM_HB_M
RX_GSM_HB_P
RX_UG900_M
RX_UG900_P PRX_UG900_INP
UG8(EU)_Rx
DCS/PCS(TMUS,EU)_Rx
TP2