Справочник Пользователя для Mitsubishi Electronics WD620U-G

EN-36

4.

Insert the two cutout portions (h) in the slit of the projector, paste 
the two taping portions (g) with the tape included in the Lamp 
Replacement Attachment, and then fix the Lamp Replacement 
Attachment to the projector.

5.

Pull out the lamp unit (f) in the bag by the handle (e).

6.

Remove the tape fixing the Lame Replacement Attachment, and 
remove the Lamp Replacement Attachment with the lamp unit 
remaining in the bag.
(Caution)

• 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.

7.

Insert the new lamp unit, and secure it with two screws firmly.

8.

Secure the lamp cover with screw (b) back again, and mount the 
cover (a).
(Caution)

• Make sure that the lamp cover is secured firmly. Otherwise, the 

POWER indicator flashes red and green, disallowing the pro-
jector to be powered on.

Plug in the power cord, and reset the lamp operation time by keep 
pressing the 

W, X, and POWER buttons on the control panel at the 

same time.

•

Unless these three buttons are pressed at the same time, the lamp 
operation time isn’t reset.

•

Make sure that the STATUS indicator is lit twice and the lamp oper-
ation time is reset successfully.

•

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.

•

The lamp is fragile. If it is broken, be careful not to cut yourself with 
glass fragments.

•

Contact your dealer for a new lamp.

The recommended interval of lamp replacement is about 5000 
hours

*1*2

 of consecutive use. Such interval differs depending on the 

operating environment and may be shorter than 5000 hours

*1*2

. 

Decrease in luminescence and/or color brightness indicates that the 
lamp needs to be replaced. When the lamp operation time exceeds 
3750 hours

*1

, 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 4750 hours

*1

, the replacement message 

(LAMP EXCHANGE) will appear on the screen for one minute every 
25 hours

*1

 thereafter. When the lamp operation time exceeds 5000 

*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.

•

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.

• 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).