Troubleshooting - Sony LMD-2451TD Operating Instructions Manual

You can lock the setting so that they cannot be changed
by an unauthorized user.
Select OFF or ON.
If you set to ON, all items are displayed in black,
indicating the items are locked.
36

Troubleshooting

Troubleshooting
This section may help you isolate the cause of a problem
and as a result, eliminate the need to contact technical
support.
• The display is colored in green or purple t Select
the correct input by pressing RGB or COMPONENT
button.
• The unit cannot be operated t The key protection
function works. Set the KEY INHIBIT setting to OFF
in the KEY INHIBIT menu.
• The black bars appear at the upper and lower
positions of the display t When the signal aspect
ratio is different from that of the panel, the black bars
appear. This is not a failure of the unit.