BenQ TH683 - Manual (Page 64)

Maintenance 64
12. Restart the projector.
Do not turn the power on with the lamp cover removed.
Resetting the lamp timer
13. After the startup logo displays, resetting the lamp timer via the OSD menu.
• Under the Advanced OSD menu, go to System Setup : Advanced > Reset
Lamp Timer, and select Reset.
• Under the Basic OSD menu, if there’s no signal connected to the projector, go
to Reset Lamp Timer and select Reset; if there are signals connected, go to
Settings > Reset Lamp Timer, and select Reset.
Do not reset if the lamp is not new or replaced as this could cause damage.
A "Reset Successfully" message displays to notify that the lamp time has been
reset to "0".
9. Tighten the screws that secure the lamp.
10. Ensure the handle is fully laid flat and
locked in place.
• Loose screw may cause a bad connection,
which could result in malfunction.
• Do not over tighten the screw.
11. Replace the lamp compartment cover on
the projector and tighten the captive
screw.