Freedom Scientific RUBY+ - Troubleshooting Common Issues; Unit Not Powering On; Blank Screen Issues

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Troubleshooting
The unit does not power on.

Press the Power button . If RUBY+ does not power on, charge or
replace batteries.

Make sure the batteries are inserted correctly. See page 9.
(Do not replace batteries while the power adapter is connected.)
The screen is blank.

Power off RUBY+ and then on again.

Turn on the LED lights.

Verify that the item you want to magnify is positioned correctly under the
camera window.