ASKProxima impression a9 User Guide
USER GUIDE
XGA LCD PROJECTOR
34
11 MAINTENANCE
The projector needs very little maintenance in order to function properly.
11.1
GENERAL
Use a damp cloth to wipe off dust on the exterior. Clean the lens with a
damp, non-abrasive cloth, using just water or a standard lens cleaning
solution available from photographic dealers.
damp, non-abrasive cloth, using just water or a standard lens cleaning
solution available from photographic dealers.
Vacuum the air inlets periodically, especially when build-up
of dust is observed. This will ensure cool operation of the
unit.
of dust is observed. This will ensure cool operation of the
unit.
Do not scratch the lens surface. Use the lens cap when the projector is not
in use for added protection. Remember to remove the lens cap before
operating the unit!
in use for added protection. Remember to remove the lens cap before
operating the unit!
11.2
LAMP REPLACEMENT
The projector is using a custom 120W UHP-lamp for illumination. The lamp
is high pressure when hot (operating or immediately after switch-off). Lamp
pressure is normal when cold.
is high pressure when hot (operating or immediately after switch-off). Lamp
pressure is normal when cold.
A lamp timer is available in the menu system under HELP, ABOUT, that
may be used to track lamp operating time. The user may reset the timer.
may be used to track lamp operating time. The user may reset the timer.
Disconnect the power cord before opening the lamp lid to
change the lamp.
change the lamp.