User`s guide

8
Configuring the HP/Agilent 8922 Multi-Band Test System
Calibration Routine
12 Using the parts listed, follow the instructions given on the display.
13 Once this calibration process is completed, you are asked to power cycle the system.
Before doing this, return the Compatible field back to the original state (Step 4
through to 6).
WARNING: If RAM Initialize is carried out, the offset calibration values will be erased. This
will result in unexpected and uncalibrated results.
Repeat the calibration process to restore the offset calibration values.
Default Start Up Mode
Once the system has been connected and calibrated, it is possible to set up which
radio mode the system will always start up with.
The start up radio mode is set using the service latch default_radio_mode.
This latch can be set from the service screen. The following table lists the options
for this service latch.
The HP/Agilent 8922 Multi-Band Test System will return to the
default_radio_mode after;
• The system has been switched off and on.
• Press .
• Using GPIB code *RST.
Radio Mode Latch Value
GSM900 0
E-GSM900 1
DCS 1800 2
PCS 1900 3
PRESET