If You Have A Problem; If The Self-Test Fails - HP 83751A User Manual

If you have a problem while performing the operator's check, check the
following list of commonly encountered problems. If the problem you have
encountered is not here, contact the nearest Hewlett-Packard office for
assistance.
The self-test has failed if the message that appears when it is done, is
anything except Full Test. PHSSED.
Make sure all external cables are disconnected from the sweeper and run
q
the self-test again.
If the test still fails, send the instrument to an HP service center for repair,
q
including a description of the failed test and any other error messages.
N O T E
If you need to ship your sweeper, remove the front handles (if so equipped) and use the original
packaging (or comparable).