Trouble Shooting; Rf Component - LG U880 Service Manual

4. TROUBLE SHOOTING

4. TROUBLE SHOOTING

4.1 RF Component

X1000
U1000
U1004
U1003
ANT500
Reference
X1000
U1000 WCDMA Receiver IC(RFR6250)
U1004 GSM/WCDMA Transceiver IC
U1003
ANT500
ANT1000/1001
RF component (Bottom)
Description
VCTCXO(19.2MHz)
GSM TX VCO
Bluetooth ANT
ANT contact pad
Reference
U1001
FL1000
U1002
U1006
SW1002
U1005
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U1001
FL1000
U1002
U1006
SW1002
ANT1001
U1005
ANT1000
Description
HDET IC
WCDMA Duplexer
WCDMA PAM
Front End Module
ANT S/W