Optoma Optoma TXR774 - Manual (Page 56)

English
56
Replacing the Lamp
The projection lamp should be replaced when it burns out. It should
RQO\EHUHSODFHGZLWKDFHUWLÀHGUHSODFHPHQWSDUWZKLFK\RXFDQ
order from your local dealer.
Important:

The lamp contains a certain amount of mercury and should be
disposed of according to local ordinance regulations.

Avoid touching the glass surface of the new lamp, doing so may
shorten its operation life.
Warning:

Be sure to turn off and unplug the projector at least an hour before
replacing the lamp. Failure to do so could result in a severe
burn.
1. Loosen the two captive screws on the lamp compartment cover.
2. Open the lamp compartment cover.
3. Remove the two screws from the lamp module.
4. Lift the module handle up.
5. Replace the lamp module.
6. Reverse steps 1 to 5 to install the new lamp module.
After replacing the lamp, the lamp hours counter must be reset.
See page 47 for more information.
Appendices