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Fine-tuning the Projector
■
Ceiling
Turn on when the projector is mounted upside-down from
the ceiling.
■
COM Port
Switches between serial (
RS-232C
) and
USB
communication
for programming/projector control.
5. When you’re finished, press
Esc
or
Menu
.
Viewing Lamp Usage and Other
Information
Use the About menu to view information about the display settings of
your computer and the number of hours the lamp has been used.
1. Press the
Menu
button. You see the main menu.
2. Use the
Sync–
button (control panel) or the button
(remote control) to highlight
About
.
You see the lamp usage hours and computer display settings on
the right:
The life span of the lamp is about 1500 hours. If the number
shown is close to 1500, make sure you have a spare lamp handy.
After you change the lamp, you need to reset the lamp timer.
note
If you access the About menu
when the projector display is
set to video, you see only the
lamp life and the video signal
setting.
note
The lamp usage timer doesn’t
register until you’ve used the
lamp for at least 10 hours.