Wcdma Rx Control - Nokia NHM-1 Series Software Instructions

NHM-1

WCDMA RX Control

Two modes are available: Manual or algorithm.
• WCDMA RX control can be activated from Phoenix-menu
• Received signal power measurements are possible with the algorithm mode in Rx
control.
• Rx power measurements can be activated from Phoenix-menu:
Example of an RSSI measurement.
Feed a WCDMA modulated signal from a generator into the antenna connector and set
"AGC Mode" to algorithm in the Rx control window. Press "Start".
Select RSSI in measurement mode.
Press "Start Measure"
The result should be in dBm.
There are also other measurement modes available.
Page 86
Testing/WCDMA/Rx Control
In manual mode the LNA with 3 different gain steps and BB
AGC can be controlled.
AFC DA-converter can be adjusted ( 0... 2047, 1024 middle
value ). NOTE: If TX control is activated the AFC control can
be done from here.
Channel number for downlink can be set here ( 10562 ...
10838 )
RX control can be activated by pressing "Update". Again if
changes are made into settings, they are valid after
pressing "RF Stop" ! "Update"
NOTE: "RF Stop" also disables TX control if that was active !
Testin/WCDMA/Rx Power Measurement
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CCS Technical Documentation
Issue 1 11/03