LG GD580 - RF Component

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Copyright © 2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
4. Trouble Shooting
4.12 RF Component
IS101
U104
FL101
U105
U101
N101
FL105
U103
FL103
FL102
U106
FL104
FL106
Main Board : Top side
X101
U102
Reference Description Reference Description
IS101 WCDMA Isolater FL101 WCDMA Duplexer
U104 DCDC Converter U105 GSM PAM with ASM
N101 Directional Coupler U103 Power Detector
U101
WCDMA BC 1 PAM
FL104
PCS Rx SAW Filter
U101
WCDMA BC 1 PAM
FL104
PCS Rx SAW Filter
FL103 WCDMA BC 1 Tx Filter FL105 GSM Rx SAW Filter
FL102 WCDMA BC 1 Rx Filter FL106 DCS Rx SAW Filter
U106 WCDMA Transceiver U102 GSM Transceiver
X101 X-tal