Troubleshooting diagram for GSM1800 receiver
Troubleshooting flow
Figure 41 GSM1800 receiver troubleshooting
Results
By measuring with an oscilloscope at RXIP or RXQP on a working GSM1800 receiver this picture should be
seen. Signal amplitude peak-peak 114mV. DC offset 1.0V.
RM-512; RM-513; RM-514; RM-515; RM-543
RF Troubleshooting Instructions
Issue 2 COMPANY CONFIDENTIAL Page 4 –15
Copyright © 2009 Nokia. All rights reserved.
To Next Page
Loading...
