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Nokia Customer Care
46
COMPA2005NY CONFIDENTIAL
Issue 2 06/2005
Copyright © 2005 Nokia. All Rights Reserved.
By measuring with an oscilloscope at RXIP or RXQP on a working GSM900 receiver this pic-
ture should be seen
Signal amplitude peak-peak 588 mV
DC offset 1.33 V
Figure 36:Measuring with oscilloscope
General Instructions for GSM1800 RX Troubleshooting
Connect the phone to a PC with the module repair jig.
Start Phoenix and establish connection to the phone
Select->File
->Scan for product->CTRL-R
Select->
Testing ->
RFcontrols