Rf Key Component Placement - Nokia NPL-3 Series Troubleshooting Instructions

NPL-3
Troubleshooting Instructions

RF Key component placement

GSM850_TX
Balanced saw
PA
GSM1800/1900 TX
Balun
Helgo
VCTCXO
Page 4
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Figure 1: Component placement 1
ãNokia Corporation.
CCS Technical Documentation
Antenna switch
GSM1900_RX
saw
GSM1900 LNA
GSM1900_RX balun
VCO
VCO balun
Issue 1 3/03