Infocus LP755 用户手册
39
Replacing the Projection Lamp
WARNING: To avoid burns,
allow the projector to cool for at
least 30 minutes before you open
the lamp module door. Never
extract the lamp module while the
lamp is operating.
The lamp hour counter in the Status menu counts the number of
hours the lamp has been in use. After 3000 hours of use, the lamp
hours the lamp has been in use. After 3000 hours of use, the lamp
monitor LED, marked
on the top of the projector near the
keypad, lights yellow. For optimum results, the lamp should be
replaced at this time. You can order new lamp modules from your
InFocus dealer. See “Accessories” on page 51 for information.
replaced at this time. You can order new lamp modules from your
InFocus dealer. See “Accessories” on page 51 for information.
Follow these steps to replace the projection lamp:
1
Turn off the projector and unplug the power cord.
2
Wait 30 minutes to allow it to cool thoroughly.
3
Using a small, flat-blade screwdriver, loosen the screw on the
outside of the lamp door (Figure 29).
outside of the lamp door (Figure 29).
4
Pull the lamp door up and remove it.
F
IGURE
29
Removing the lamp module door
5
Loosen the two non-removable screws on the outside of the
module (Figure 30).
module (Figure 30).
6
Remove the module by grasping its handle and pulling it out
of the projector (Figure 30). Dispose of the lamp module in an
environmentally proper manner.
of the projector (Figure 30). Dispose of the lamp module in an
environmentally proper manner.