Sharp Projector Dt 200 User Manual

E-40
Basic Operation
Selecting the Menu Screen Position
This function allows you to select the desired position
of the menu screen.
Description of Menu Position
1Press MENU. The “Picture” menu screen appears.
2Press 
/ to display the “Options” menu screen.
3Press 
/ to select “Menu Position”, and then
press 
.
4Press 
/ to select the desired menu position.
5Press ENTER to save the setting.
6To exit the menu screen, press MENU.
2,3,41, 6
5
On-screen Display
Center
Upper Right
Lower Right
Upper Left
Lower...

E-41
Basic Operation
Automatic Power Shut-off Function
2,3,41, 5
On-screen DisplayWhen no input signal is detected for more than 15
minutes, the projector will automatically shut off. The
on-screen message on the left will appear five minutes
before the power is automatically turned off.
Description of Automatic Power Shut-off
1Press MENU. The “Picture” menu screen appears.
2Press 
/ to display the “Options” menu screen.
3Press 
/ to select “Auto Power Off”.
4Press 
/ to select “” or “”.
5To exit the...

E-42
Basic Operation
Reversing/Inverting Projected Images
This projector is equipped with a reverse/invert image
function which allows you to reverse or invert the pro-
jected image for various applications.
Description of Projected Images
1Press MENU. The “Picture” menu screen appears.
2Press 
/ to display the “PRJ Mode” menu
screen.
3Press 
/ to select the desired projection mode.
4Press ENTER to save the setting.
5To exit the menu screen, press MENU.
•This function is used for the reversed image and...

E-43
Maintenance &
Troubleshooting
Lamp/Maintenance Indicators
Problem
• Blocked air intake.
• Clogged ventilative hole.
• Cooling fan breakdown.
• Internal circuit failure.
• Burnt-out lamp.
• Lamp circuit failure.
• Lamp has been used for
over 2,400 hours.Maintenance Indicator
The internal
temperature is
abnormally high. TEMPERATURE
WARNING indicatorCondition Possible Solution
• Relocate the projector to an area with
proper ventilation.
• Clean the ventilative holes.
(See page 48.)
• Take the projector...

E-44
Maintenance &
Troubleshooting
Confirming the Lamp Usage Time
Lamp Maintenance
The lamp in this projector operates for approximately 2,500 cumulative hours, depending on the usage environ-
ment. (As the usage environment can vary significantly, the projector lamp may not operate for 2,500 hours.) It is
recommended that the lamp be replaced after approximately 2,400 cumulative hours of use or when you notice a
significant deterioration of the picture and color quality. The lamp usage time can be...

E-45
Maintenance &
Troubleshooting
Replacing the Lamp
It is recommended that the lamp be replaced after approximately 2,400 cumulative hours of use or when you
notice a significant deterioration of the picture and color quality. Carefully change the lamp by following the steps
on the next page.
If the new lamp does not light after replacement, take your projector to the nearest Sharp Authorized Service
Center or Dealer for repair. Purchase a replacement lamp unit (lamp/cage module) of the current type...

E-46
Maintenance &
Troubleshooting
Replacing the Lamp
• Be sure to remove the lamp cage by the handle. Do not touch the glass surface of the lamp cage or the inside of the
projector.
• To avoid injury to yourself and damage to the lamp, carefully follow the steps below.
• Replace the lamp after turning off the power and unplugging the power cord.
Removing and installing the lamp unit
CAUTION
Turn off the power. Unplug the power cord.
46
Loosen the user service
screw that secures the
lamp cage cover.
5...

E-47
Maintenance &
Troubleshooting
•You need to reset the lamp timer ever y time you replace the lamp and confir m it is reset on the “Lamp Timer” menu.
Replacing the Lamp
11 10Attach the lamp unit
cover.Tighten the user
service screw to fasten
the lamp cage cover.
Press POWER ON on
the projector to reset
the lamp timer.
Press , , , ,  and  in
order. Then press 
.
Plug the power cord.12
D
T-200
13
“LAMP 0000H” is displayed on the
screen.
DT-200(E)#p46_47.p6502.11.21, 11:46 AM 47 

E-48
Maintenance &
Troubleshooting
• This projector is equipped with ventilative holes to ensure the optimal operating condition of the projector.
• Periodically clean the ventilative hole by vacuuming it off with a vacuum cleaner.
• The ventilative holes should be cleaned every 100 hours of use. Clean the ventilative holes more often when the
projector is used in a dirty or smoky location.
How to clean the ventilative holesSide and Rear view
Cleaning the Ventilative Holes
Clean the dust off by putting...

E-49
Maintenance &
Troubleshooting
Troubleshooting
Check
•Projector power cord is not plugged into the wall outlet.
•Selected input is wrong. (See page 24.)
•Cables incorrectly connected to back panel of the projector. (See pages 12–15.)
•“Contrast” and “Bright” adjustments are set to minimum position.
•Picture adjustments are not correct.
•Adjust the focus. (See page 16.)
•Projection distance is too long or too short to allow for proper focus. (See pages 21 and 22.)
•OSD Display is set to “OFF”,...