Front Panel Group Troubleshooting - Keysight N9912A Service Manual

RF Analyzer
N9912A

Front Panel Group Troubleshooting

If no sound:
• Enter a value of just "." (decimal point) for a frequency.
A double beep should occur. Plug headphones into the unit if there is no sound from the internal speaker.
The internal speaker is disabled when headphones are plugged in.
If the display is dark (no backlight):
• Press: Mode > System(7) > the left-most soft key > the next to the left-most soft key > press the up
arrow many times.
This should bring the display brightness setting to a viewable level.
Service Guide N9912-90003
Troubleshooting
Front Panel Group Troubleshooting
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