Egsm900, Gsm1800 And Gsm1900 Receiver; General Instructions For Rx Troubleshooting - Nokia NPM-6 Series Troubleshooting Instructions

Troubleshooting Instructions

EGSM900, GSM1800 and GSM1900 Receiver

General instructions for Rx troubleshooting

Connect test jig to computer with DAU-9S cable or to FPS-8 Flash Prommer with XCS-4
modular cable.
Make sure that you have PKD-1 dongle connected to computers parallel port.
Connect DC power supply to module test jig with FLC-2 cable.
Set the DC supply voltage to 6V (test jig has internal voltage regulator of output volt-
age 4V).
Connect an RF-cable to the module test jig (MJS-49) RF connector and to RF signal gen-
erator.
Set the phone module to test jig and start Phoenix service sofware.
Initialize connection to phone. (use FBUS driver when using DAU9S and COMBOX driver
when using FPS-8)
Choose product from the menu
File -> Choose product -> NPM-6
From toolbar set operating mode to "Local"
Activate RF controls window from the menu
Maintenance -> Testing -> RF Controls
From the RF controls window:
- Select band "EGSM900", "GSM 1800" or "GSM1900" (Default = "EGSM900")
- Set Active unit to "Rx" (Default = "Rx")
- Set Operation mode to "Burst" (Default = "Burst")
For continuous mode:
- Set Operation mode to "Continuous"
- Set AGC to "12: FEG_ON + DTOS_ON + BB_30=Vgain60" (maximum gain setting used
in normal mode)
(Default = "14: FEG_ON + DTOS_ON + BB_42=Vgain72")
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ãNokia Corporation.
CCS Technical Documentation
Issue 1 01/03