Troubleshooting; Troubleshooting Guide - Black Box 262K User Manual

Color lcd panel
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262K COLOR LCD PANEL
Before you call for service, try the suggestions in Section 6.1. If you still can't
solve the problem, read Sections 6.2 and 6.3 before you call.

6.1 Troubleshooting Guide

Problem
No image on PC monitor.
No image on the screen.
Faint screen.
Remote Control not
working.
Jittering, fuzzy letters or
image.
Contrast is not uniform.
14

6. Troubleshooting

Probable Cause
No power. The Panel must
be powered before you
can use the PC monitor.
1. Cable not firmly
connected.
2. No power.
Contrast adjustment is
wrong.
Batteries are weak or
installed wrong.
Out of sync.
Air intake and
exhaust vents are
blocked.
What to Do
Connect the power adapter
to the Panel.
Check the connection—
make sure it's secure.
Check the power-cord
connections. Make sure
the AC outlet is working.
Adjust the CONTRAST
buttons.
Check the battery
compartment. Try
replacing the batteries.
Adjust the FINE TUNE
knob.
Check to see whether air
is blowing out from the
exhaust vent, and
whether the motor is
rotating normally.

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