LG LG-E960 - Page 79

4. TROUBLE SHOOTING
- 79 -
Copyright © 2012 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
Set the phone Tx is On and PDM is 90
Check TP3
Over 21 dBm?
RF Tx Level is OK
Yes
No
Change the board
Check TP2
PA _R1 ≤ 2.6V
Check MDM9615M
Yes
No
Check TP1
Over -3 dBm?
Check WTR1605L
Yes
No
L110263.3n
L11029
4.7n
C11028
2.2u
Part Name=B9489
FL11004
Vendor=EPCOS
4
OUT
G3
C11027
330p
330pC11029
100pC11039 100pC11038 100pC11037
0.5p
C11036
C11035
DNI
C11033 100p
Part Name=ACPM-5704-TR1
Vendor=AVAGO
U11002
6
7 4
8 3
5
9 2
10 1
11
PGND
VCC1VCC2
RFINRFOUT
VEN
NCISO
VMODEGND
CPL
C11030
2.2u
L11027 4.7p
+VPWR
PA0_R1
PA0_R0
PA_ON5_L4
+VSMPS
PA_DET_1
PA_DET_2
RX_L4_P
RX_L4_M
TP3
TP2
TP1
VEN