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Service and Repair
Security Code Override
The instrument security code (calibration password) is set to AT3446XA at the factory. If it has been
changed and you no longer remember the code, you can reset the code back to its factory default value
by using one of the two following procedures.
Which Procedure Should I Use?
From the instrument front panel, press [Shift] > [Help] > About to view the instrument firmware revision.
An example display is:
The last two digits of the firmware revision indicate the front panel PC board revision and which of the
two procedures you should use. If the firmware revision ends with 02 or greater, use
Procedure
A. If the
firmware revision ends with 01, use
Procedure
B.
If you encounter problems, contact Keysight Technologies for technical support.
In the United States: (800) 829-4444
In Europe: 31 20 547 2111
In Japan: 0120-421-345
www.keysight.com/find/assist
Use
to contact Keysight worldwide, or contact your Keysight Technologies
representative.
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Keysight Truevolt Series Operating and Service Guide
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