Rm-392 Receiver; General Instructions For Gsm900 Rx Troubleshooting - Nokia RM-392 Service Manual

Hardware set up
Hardware requirements for auto tuning:
• PC (Windows 2000/NT) with GPIB card
• Power supply
• Product specific module jig
• Cables: 3 (alt.1) RF cable, 1 GPIB cable and DAU-9S
• Signal analyser (TX), signal generator (RX) and RF-splitter
Phoenix preparations
Copy the two phone specific ini-files, for example
specific folder, for example
Auto tuning procedure
1 Make sure the phone (in the jig) is connected to the equipment. Else, some menus will not be shown in
Phoenix.
2 The first time you are using automatic tuning on this phone model, on this computer, you will have to
Set loss for cables and jigs.
3 To go to autotune, select
4 If you need more assistance, please refer to the Phoenix

RM-392 receiver

General instructions for GSM900 RX troubleshooting

Steps
1. Connect the phone to a PC with the module repair jig.
Phoenix and establish a connection to the phone with the data cable e.g. FBUS.
2. Start
3. Select File and Scan product.
4. Wait a while for the PC to read the information from the phone.
5. Select Testing and RF Controls.
6. Set the parameters as follows:
i Active Unit: RX
ii Band: GSM 900
iii Operation Mode: Continuous mode
iv RX/TX Channel 37
v AGC: 8: FEG_ON + DTOS_ON+BB_6=Vgain_36
Results
The setup should now look like this:
Page 4 –10
\Phoenix\products\RM-13\ .
Tuning (Alt-U) > Auto-Tune (Alt-A) from the menu.
COMPANY CONFIDENTIAL
Copyright © 2008 Nokia. All rights reserved.
or one device including all.
rm_13_tunings.ini and autotune_RM-13.ini, to a phone
Help .
RM-392; RM-393
RF Troubleshooting Instructions
Issue 1