Wcdma 2100 Transmitter - Nokia NHM-1 Series Troubleshooting Instructions
Ccs technical documentation
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Also See for NHM-1 Series:
- Technical documentation manual (8 pages) ,
- Software instructions (86 pages) ,
- Service manual (25 pages)
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NHM-1
Troubleshooting instructions
WCDMA 2100 Transmitter
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 3.9V and set the jumper connector on test jig to "bypass"
position.
Connect an RF-cable to the module test jig (MJS-46) RF connector and to Spectrum ana-
lyzer.
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 -> Open product -> NHM-1
From toolbar
- Set system mode to "WCDMA"
- Set operating mode to "Local"
Activate RF controls window from the menu
Testing -> WCDMA -> TX Control
Perform following tests, if problems exist a troubleshooting diagram can be used as a
guideline
Maximum output signal level and linearity
Measure other power levels and gain control linearity
Check error vectror magnitude (EVM)
In case of synthesizer or LO failure, please refer a synthesizer troubleshooting.
Page 22
Nokia Corporation.
CCS Technical Documentation
Issue 1 11/03
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Troubleshooting
