Nokia 2125 Troubleshooting Manual page 4

2125/2125i/2126/2126i/2128i (RH-71)
RF Description and Troubleshooting
Cell duplexer
PCS duplexer
Cell PA
PCS PA
Cell Tx filter
PCS Tx filter
Tx upconverter
Page 4
Cell Rx SAW filter
Diplexer
Figure 2: Component layout (bottom)
©2005 Nokia Corporation
N7160 Rx
front-end IC
PCS Rx SAW
GPS RF filter (1)
AMPS IF
XTal filter
GPS LNA
GPS RF connector
CDMA IF
SAW filter
VCO
N7100 Rx
downconverter
GPS RF filter (2)
Synthesizer IC
GPS TCXO
VCTCXO
Company Confidential ISSUE 1 08/2005