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Troubleshooting and
Maintenance
4
Problems and Solutions
If you encounter a problem in using the HP 700/22 Display Terminal, it may be
something that you can easily fix yourself. Read this chapter before calling for
repair service.
Symptoms of problems are in bold type followed by possible solutions.
CAUTION
Under no circumstances should you open your terminal to
expose its internal circuitry. Only a qualified service engineer
should perform maintenance procedures that require opening the
terminal case.
WARNING
Do not disconnect the keyboard cable while the terminal is
powered on as doing so could damage the terminal.
The power button is pushed in, but the display is blank.
• Press the
[]Eill]
key. If the screen saver feature has blanked the screen, this will restore
the display.
• Brightness may be turned down. Slide the brightness control to the right.
• Turn the power off and on again. If you didn't hear the beep, make sure the power
cord is plugged securely into the terminal and power outlet. Make sure the power
outlet is on.
Troubleshooting and Maintenance
4·1
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