Sanyo PLC-WK2500, Service Manual

Page: 7 / 112

-7-
Maintenance
replacing the Filters
Filter prevents dust from accumulating on the optical elements inside the projector. Should the Filter become
clogged with dust particles, it will reduce cooling fans’ effectiveness and may result in internal heat buildup
and adversely affect the life of the projector. If a “Filter warning” icon appears on the screen, replace the Filter
immediately. Replace the filter by following the steps below.
CAutION
- Do not operate the projector with the filters
removed. Dust may accumulate on the optical
elements degrading picture quality.
- Do not put anything into the air vents. Doing so
may result in malfunction of the projector.
- Do not wash the filter with water or any other
liquid Matter. Otherwise the filter may be
damaged.
reCOMMeNdAtION
We recommend avoiding dusty/smoky environments
when you operate the projector. usage in these
environments may cause poor image quality.
When using the projector under dusty or smoky conditions,
dust may accumulate on a lens, LCD panels, or optical
elements inside the projector degrading the quality of a
projected image. When the symptoms above are noticed,
contact your authorized dealer or service center for proper
cleaning.
Be sure to reset the Filter counter after cleaning or
replacing the filters.
Press the MENU button to display the On-Screen
Menu. Use the Point
ed
buttons to select
Setting and then press the Point
8
or the SELECT
button.
Use the Point
ed
buttons to select Filter
counter and then press the Point
8
or the
SELECT button. Use the Point
ed
buttons to
select Filter counter reset and then press the
SELECT button. Filter counter reset? appears.
Select Yes to continue.
1
2
resetting the Filter Counter
Filter counter reset
Filter counter reset?
appears.
Select Yes, then
another confirmation
box appears.
Select Yes again
to reset the
Filter counter.
Another confirmation dialog box appears, select
Yes to reset the Filter counter.
3
Turn off the projector, and unplug the AC power
cord from the AC outlet.
Set the latch to "OPEN" position and slide the
filter to the arrow direction to remove.
1
2
Put the new one back into the position. Set the
latch to "LOCK" position.
3
4
Connect the AC power cord to the projector and
turn on the projector.
5
Reset the filter counter.
Filter
Latch
Unlock
Lock
P
Note:
• When replacing the filter, it is
required a certain space to pull
out the filter completely.
• When installing the projector,
install the projector with keeping
a certain space for replacing the
filter.