To test the keyboard
1
Press
Utility
.
Print and Utility are on the same key. A softkey menu appears at the bottom
of the display.
2
Press
Self Tst Menu
.
3
Press
Keyboard
.
a
Press each key on the front panel.
A key is responding correctly if the corresponding rectangle on the
display is filled in.
b
Turn each knob on the front panel in both directions.
The knob is responding correctly if a bidirectional arrow appears in
the corresponding circle on the front panel.
4
When the
Run/Stop
key has been pressed three times, the test
will exit.
If any of the keys fail, you must replace the keyboard. See chapter 6,
“Replaceable Parts,” for instructions. If your HP 54620A/C is under
warranty, or you want to have HP perform the repair, contact your local
Hewlett-Packard Sales Office.
Keyboard Tests when using HP 54652B and HP 54659B Modules
When using the HP 54652 and HP 54659 "B-series" modules, you must press the
Service Menu softkey after Utility to enter the keyboard tests.
Testing, Adjusting, and Troubleshooting the Analyzer
To test the keyboard
153
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