Sharp DT-500, Operation Manual

Page: 44 / 69

-43
Useful Featur
e
Menu operation
⇒
Page 34
Adjusting the White Level/Black
Level
“White Level” adjusts the white level for variations in
the input signals.
“Black Level” adjusts the black level for variations in
the input signals.
Note
• You cannot adjust the white and black levels
when inputting a digital signal.
LEDs (indicators) on the projector can be turned off when
they are disturbing the projection.
Note
• When Auto Power Off function is set to “OFF”,
“LED” is set to “On” automatically. Be sure to set
Auto Power Off function to “ON” to use LED Off
function. (See page
45 .)
You can confi rm the cumulative lamp usage time and
the remaining lamp life (percentage).
Selectable
items
button button
White Level Gives better color re-
production. Gives brighter and
sharper images.
Black Level Darkens the image. Brightens the image.
Turning LED Off
Selectable items Description
On LEDs are turned on.
Off LEDs are turned off while the projector
is in operation. (LEDs turn on while
the projector is in the standby mode,
warming up or indicating problems.)
Checking the Lamp Life Status
Lamp usage condition Remaining lamp life
“Life” 100% 5%
Operated exclusively with
Lamp Setting set to “Eco +
Quiet” Approx.
3,000
hours Approx.
150
hours
Operated exclusively with
Lamp Setting set to “Bright” Approx.
2,000
hours Approx.
100
hours
Setting On-screen Display
When the input mode is S-VIDEO or VIDEO input, adjust-
ment items for the “Video System” mode can be set.
The video input system mode is factory preset to “Auto”;
however, a clear picture from the connected audio-visual
equipment may not be received, depending on the video
signal difference. In that case, switch the video signal.
Selectable items Description
On All on-screen displays are displayed.
Off Only the menus, input mode menu, the
adjustment bars for contrast and bright-
ness and the warning messages (power
off, temperature, lamp replacement,
etc.) are displayed.
Setting the Video System
Selectable items Description
PAL W h e n c o n n e c t e d t o PA L v i d e o
equipment.
SECAM When connected to SECAM video
equipment.
NTSC4.43 When reproducing NTSC signals in
PAL video equipment.
NTSC3.58 When connected to NTSC video
equipment.
Note
• It is recommended that the lamp be changed
when the remaining lamp life becomes 5%.
• The lamp life may vary depending on the usage
condition.