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RH-13
Troubleshooting
Description of RH-13 RF auto-tune tunings
TDMA RF tunings
TDMA RX tunings
AFC-Tuning
Purpose of the tuning is to correct phone frequency error
If AFC-tuning fails it might be fue to:
- Problems with lower band signal path, synthesizer etc.
- If AFC DAC tuning value or step size is too low or high it might be due to faulty VCTCXO
component.
- (UEM)
- (UPP)
RX LP and AMP2 filter tunings
- Tuning results are only visible after an unsuccessful auto-tune procedure
Page 70
Figure 50: Auto tune TDMA
ãNokia Corporation
CCS Technical Documentation
Issue 1 11/02
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Table of Contents
Troubleshooting
