18
Troubleshooting
The unit does not turn on.
Press the green/yellow Power button. If RUBY does not turn on, charge
or replace batteries.
Make sure the batteries are inserted correctly. See page 3.
(Do not replace batteries while the power adapter is connected.)
The screen is blank.
Turn RUBY off and then on again.
Turn on the LED lights.
Verify that the item you want to magnify is positioned correctly under the
camera window.
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