NEC RT50X User Manual page 43

6. Reattach the lamp cover on the rear cabinet.
Put the lamp cover back on the rear cabinet and tighten the two screws.
Be sure to tighten the screws.
7. Clear the lamp usage hours.
After you install a new lamp, select [Advanced Menu] → [Setup] →
[Page 3] → [Clear Lamp Hour Meter] to reset the lamp usage hours.
NOTE: When the lamp exceeds 2100 hours (up to 3150 hours in Eco mode) of
service, the rear projection display cannot turn on and the menu is not dis-
played. If this happens, press the Help button on the remote control for a mini-
mum of 10 seconds while in standby mode. When the lamp time clock is reset
to zero, the STATUS indicator goes out.
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