NOKIA 06(b)-rh37-rf-trouble free download

File name 06(b)-rh37-rf-trouble.pdf

Nokia Customer Care RH-37 Series Transceivers 6(b) - RF Troubleshooting Instructions Issue 1 07/04 2004 Nokia Corporation Page 1 Company Confidential RH-37 6(b) - RF Troubleshooting Instructions Nokia Customer Care [This page left intentionally blank] Page 2 Nokia Corporation Issue 1 07/04 RH-37 Nokia Customer Care 6(b) - RF Troubleshooting Instructions Table of Contents Page No General Information on RF Troubleshooting... 5 Test environment ... 5 Test conditions ... 6 Receiver Verification and Troubleshooting ... 7 General instructions for RX troubleshooting ... 7 Measuring RX I/Q signals using RSSI reading ... 7 Measuring RX performance using SNR measurement ... 9 Measuring front-end power levels using spectrum analyzer... 10 Measuring analogue RX I/Q signals using oscilloscope... 11 Fault finding chart of the receiver ...12 Transmitter ... 19 General instructions for TX troubleshooting ...19 GSM900 transmitter ...19 General instructions for GSM TX troubleshooting ... 19 Fault finding chart for GSM900 transmitter ... 22 GSM1800 transmitter ...