Nokia 3155 Rf Description And Troubleshooting page 6
Rm-41;rm-61
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Also See for 3155:
- User manual (201 pages) ,
- Service tools (22 pages) ,
- Disassembly instructions manual (16 pages)
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3155/3155i (RM-41), 3152 (RM-61)
RF Description and Troubleshooting
Antenna
connector
Cell PA
Headset jack
PCS PA
Cell Tx filter
PCS Tx filter
VCO
N7000:
Tx Upconverter
TX I/Q signal
test points
Synthesizer IC
Page 6
Diplexer
Pop Port
connector
Figure 2: Main PWB component layout - bottom
©2005 Nokia Corporation
Cell duplexer
Company Confidential
Rx RF Cell filter
N7160:
Rx front-end
Rx RF PCS filter
PCS duplexer
Rx IF AMPS filter
Rx IF CDMA filter
N7100:
Rx downconverter
VCTCXO
ISSUE 1 07/2005
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Table of Contents
Troubleshooting
