LG LG-E960 - Page 73

4. TROUBLE SHOOTING
- 73 -
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
DNI
L11044
C11057 33p33pC11056
U11004Part Name=ACPM-5702-TR1
Vendor=AVAGO
6
7 4
8 3
5
9 2
10 1
11
PGND
VCC1VCC2
RFINRFOUT
VEN
NCISO
VMODEGND
CPL
C11059
DNI
100pC11063
C11064 100p C11065 100p
330pC11046
330p
C11044
4.7uC11047
Part Name=SAFEA1G88KB7F00
FL11006
4
OUT
C11045
4.7u
L11039 100p
C11058
3.9n
+VPWR
PA0_R1
PA0_R0
PA_ON4_U1900
PA_DET_MMMB +VSMPS
PA_DET_1
UMTS_L2 TX
TP2
VEN
TP1
TP3