The instructions below allow you to run
the built in diagnostic program in your HP8920A, HP8920B, HP8921A,
8924E/C, E8285A and E6380A units. This
will test your unit for faults. When you turn on your unit, the screen
should indicate:"All self tests pass". This message indicates that the
power supply voltages are correct and there are no major failures. It
is not an indication that the unit is working properly.
To test your units self diagnostics including: Audio
Frequency, Radio Frequency
and Misc. performance (you will need (2) BNC-BNC cables, (1) BNC "T"
adapter and (1) N male to BNC female adapter):
1)Press the “TESTS” button. (Press "Menu" on E6380A)
2) Select “ROM” under "select procedure location". (select by moving
the courser with the large scroll knob / select by pressing in the
3) Select “AF_DIAGS”; or “RF DIAGS”; “MISC_DIAGS(run only part 2-
port tests)” "under procedure filename". If you are testing an 8924E/C
unit, select CDMA diags also. Depending on the firmware and model, the
diagnostic procedure may be named AFDIAG2; RFDIAG2; MSDIAG2, etc. For
the E8285A select "Service7", for the E8285A, select "Service4". After
you "Run Test" select functional diagnostics, RF_diagnostics,
AF_Diagnostics on the E8285 or E6380 units.
4) Select RUN or Run Test.
Follow on screen directions. You will need to attach the BNC cables to
different ports. Each test may take from 2-6 minuets. At
end of test, screen will indicate # of failures. Note any failures.
extensively test the HP892x product. There is a possibility that the
unit will pass all these self diagnostics and still have a fault, but
this is rare.
To check your installed options:
1) Press the “TESTS” button.
2) Select “ROM” under procedure location.
3) Select LIST_OPTS under procedure
4) Select RUN
The HP8920 will now list the included options on the
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