Keysight Technologies Infiniium MSOV 084A, Service Manual

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Troubleshooting
4
Infiniium V-Series Oscilloscopes Service Guide 57
3
Press each key on the keyboard until you have pressed all keys. When you press
a key or push a knob, the bar above the corresponding key/knob symbol on the
display should change from red to green.
4
Turn each knob in both directions until you have turned all knobs. When you
turn a knob in one direction, half the rotation arrow under the corresponding
knob symbol should turn green. When you turn the knob in the other direction,
the entire rotation arrow under the knob symbol should turn green.
5
When you are finished, click Close .
If any of the knobs or keys do not work, go to “Keyboard Troubleshooting" later in
this chapter.
To test the front panel LED indicators:
1
Click Utilities > Self Test... .
2
Select LED Test from the Available Self Tests drop-down list box, then click Start .
The Front Panel LED Test window appears, showing a symbolic representation
of all front panel LED indicators.
Knob and key self-test screen