Trouble Shooting; Rf Component - LG E475F Service Manual

3. TROUBLE SHOOTING

3.1 RF Component

FL1004
W2100 Tx SAW
FL1008
W850 Tx
Reference
U1000
U1001 GSM TX Module (ASM+GSM PAM)
U1002
U1003
FL1004
FL1006
FL1008
LGE Internal Use Only
X2000
VCTCXO
FL1003
W2100 Rx SAW
U1002
W2100
FL1006
PAM
W2100
DPX
FL1007
W850
SAW
DPX
U1003
SW1000
W850
Mobile Switch
PAM
RF component (WCDMA / GSM)
Description
RTR6285A(Transceiver)
WCDMA (I) PAM
WCDMA (V) PAM
WCDMA (I) TX SAW Filter
WCDMA (I) Duplexer
WCDMA (V) TX SAW Filter
U1000
RF Transceiver
FL1002 FL1001
DCS/PCS Rx SAW EGSM/850 Rx SAW
U1001
GSM PAM
+ASM
Reference
FL1007
FL1003
FL1001
FL1002
X2000
SW1000
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3. TROUBLE SHOOTING
Description
WCDMA (V) Duplexer
WCDMA (I) RX SAW Filter
EGSM/850 Rx saw filter
DCS/PCS Rx saw filter
VCTCXO(19.2MHz)
RF Antenna Connector
Only for training and service purposes