LG KU580 Service Manual - Page 116
RF Component
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4. TROUBLE SHOOTING 4.13 RF Component U102 U100 U103 FL100 FL102 U104 SW100 U101 FL200, 201, 202 FL101 IS100 U201 U105 U200 X200 PT200 Figure 4-1. RF component (Bottom) Reference U101 FL200 FL201 FL202 FL101 IS100 U105 U200 SW100 Description GSM/DCS/PCS/ EDGE PA + Ant. SW DCS Rx SAW Filter PCS Rx SAW Filter GSM Rx SAW Filter WCDMA Duplexer WCDMA Isolator WCDMA Power Detector GSM / EDGE Transceiver (RF3000) RF Test Connector Reference X200 PT200 U102 U100 U103 FL100 FL102 U104 U201 Description 26MHz Crystal Thermistor WCDMA Power Coupler WCDMA PA WCDMA DC/DC Converter WCDMA Rx SAW Filter WCDMA Tx SAW Filter WCDMA Transceiver (RF3100) Bluetooth Clock Buffer Copyright © 2007 LG Electronics. Inc. All right reserved. Only for training and service purposes - 117 - LGE Internal Use Only