Interval Of Lamp Replacement - Mitsubishi Electric XD250U-ST User Manual

Lamp replacement (continued)
5. Remove the lamp attachment unit.
• Pull the lamp unit out of the projector slowly. If it is pulled out
quickly, the lamp may break, scattering glass fragments.
• Do not spill liquid on the removed lamp unit or do not place it
near any flammable object or where children can reach to pre-
vent injuries or fire.
When the projector is mounted to the ceiling:
Confirm that the lamp unit (j) is securely held inside the lamp dispos-
able bag of the lamp attachment unit. And then loosen the screw (h)
that come with the lamp attachment unit. Then remove the lamp
attachment unit.
6. Load a new lamp unit securely into the projector in the right orien-
tation.
7. Secure the lamp cover (c) with screws (b) back again, and mount
the cover (a).
• Make sure that the lamp cover is secured firmly. Otherwise, the
POWER indicator flashes red and green, disallowing the projec-
tor to be powered on.
Reset of the lamp operation time
1. Connect with the Power cord, and turn the power on.
2. Display DETAIL MENU. (See page 17.)
3. Select LAMP TIME RESET in INSTALLATION menu, and press
ENTER button to reset lamp operation time.
Important:
• The projector doesn't turn on if the lamp cover isn't attached
securely.
• Be sure to reset the lamp operation time whenever you replace the
lamp.
• Do not reset the lamp operation time unless you replace the lamp.
Caution:
• The lamp is fragile. If it is broken, be careful not to cut yourself with
glass fragments.
• Contact your dealer for a new lamp.
EN-34

Interval of lamp replacement

The recommended interval of lamp replacement is about 6000
*1*2
hours of consecutive use. Such interval differs depending on the
operating environment and may be shorter than 6000 hours
Decrease in luminescence and/or color brightness indicates that the
lamp needs to be replaced. When the lamp operation time exceeds
*1
4500 hours , the indicator will blink alternately between green and
red (while the lamp is lit; when the lamp is not lit, the indicator will be lit
red only) and the lamp replacement message will appear on the
screen for one minute everytime the lamp is turned on. When the lamp
has been used for about 5700 hours
(LAMP EXCHANGE) will appear on the screen for one minute every
*1
30 hours thereafter. When the lamp operation time exceeds 6000
*1*2
hours , the projector automatically shuts off and can't be used
until the lamp is replaced and the lamp operation time is reset.
*1: Duration when LAMP MODE of the INSTALLATION menu is set to
LOW. When it is set to STANDARD, this duration will be shorted.
*2: When LAMP MODE is set to STANDARD, this duration will be
shorted to 3000 hours.
Important:
• Do not open the lamp cover when the projector is set at a ceiling or
a high place. Lamp fragments may fall from the inside if the lamp
were broken.
Please contact your dealer when you need to replace the lamp
with a new one.
Caution:
• This projector uses a lamp that
contains mercury. Disposal of the
lamp or the projector with the lamp
may be regulated due to environ-
mental considerations. For disposal
or recycling information, please
contact your local authorities or the
Electronic Industries Alliance:
www.eiae.org. (For US only).
*1*2
.
*1
, the replacement message