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4. TROUBLE SHOOTING
(2) Checking Mobile SW & FEM
TEST POINT
TP3
CIRCUIT
CIRCUIT
L502
IN CASE OF GSM850 /PCS1900
CHANGE THIS MODULE
NA
TO PART_NO SKY77517
L503
4.7nH
L504
NA
TP3
LGE Internal Use Only
TP6
6
DCS_RX
7
GSM_RX
U500
8
GND1
9
GND2
SKY77518
10
GND3
11
ANT
- 48 -
SW500
TP5
TP4
TP4
TP5
TP6
C500
C501
C502
C503
56p
68p
56p
56p
Copyright © 2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes
PA_BAND
PA_EN
R500
TX_RAMP
68
ANT_SW
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