Dukane 8777 - Manual (Page 62)

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6. Maintenance
6. Connect the supplied power cable, turn on the Main Power switch and turn on the projector.
7. Finally, select the menu → [Reset] → [Clear Lamp Hours] to reset the lamp usage hours.
NOTE: When the lamp exceeds 2100* hours (up to 3100* hours in Eco mode) of service, the projector cannot turn on and the
menu is not displayed.
If this happens, press the HELP button on the remote control for ten seconds to reset the lamp clock back to zero.
When the lamp time clock is reset to zero, the LAMP indicator goes out.
5. Reattach the lamp cover.
(1)Place the lamp cover, aligning it with the guiding line.
(2)Slide the lamp cover back until it snaps into place.
4. Install a new lamp housing.
(1)Insert a new lamp housing until the lamp housing is plugged into the socket.
CAUTION
Do not use a lamp other than the replacement lamp 456-8777.
Order this from your dealer.
(2)Secure it in place with the two screws.
Be sure to tighten the screws.