3M MP8770 - Manual (Page 22)

© 3M 2000 3M ™ Multimedia Projector MP8770
ENGLISH
21
6.1 Lamp
The following symptoms may indicate a lamp in need of replacement:
• LAMP indicator lights up red.
• "CHANGE THE LAMP" message appears on the screen.
✔ Note
This lamp contains mercury. Consult your local hazardous waste regulations and dispose of this lamp in a
proper manner.
6.2 Display Lamp Operation Hours
To determine the lamp operation hours, follow these steps:
1. While the projector is running, press and hold the TIMER button on the remote control for 3 seconds.
2. The operating time of the lamp will be displayed. The message "CHANGE THE LAMP, AFTER
REPLACING LAMP RESET THE LAMP TIMER" will appear after the lamp operating hours have reached
the end of the normal lamp life. The message "POWER WILL TURN OFF AFTER 20 HOURS" will appear
when 20 or less lamp hours remain. The number of hours left until shut down will decrease until 0 hour is
reached, then power will be turned off.
✔ Note
After normal lamp operating time has expired, the projector will only run for 10 minute intervals when restarted
until the lamp is replaced and the lamp timer is reset. The message "CHANGE THE LAMP" will blink at
projector start up to remind you to change the lamp.
6.3 Reset Lamp Hours
1. To display the total lamp hours, press and hold for 3 seconds, the RESET button on the projector or Timer
button on the remote control.
2. To reset the lamp timer, press the RESET button on the projector or MENU button on the remote while the
total lamp hours are displayed. Use the arrow button on the projector or the DISC PAD to select 0 (or
CANCEL).
Section 6: Lamp