Cleaning The Filters; Resetting The Filtercounter - LG BX27C-SL Owner's Manual

Maintenance and Cleaning

Cleaning the Filters

Filter prevents dust from accumulating on the optical elements inside the projector. Should the filters 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, clean the filters
immediately. Clean the filters by following the steps below.
1
Turn off the projector, and unplug the AC power cord
from the AC outlet.
2
Turn the projector over and remove the filters.(Two
Filters available on this projector.
3
Clean the filters softly by using a brush.
4
Replace the filters properly. Make sure that the filters
are fully inserted to the projector.
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.

Resetting the FilterCounter

Be sure to reset the Filter counter after cleaning or replacing
the filters.
1
Press the MENU button to display the On-Screen
Menu. Press ▲▼ buttons to select the Setting Menu
and then press the Point ► button or SELECT button.
2
Press ▲▼ buttons to select Filter counter and then
press Point ► or SELECT button. Press ▲▼ buttons
to select Filter counter Reset and then press SELECT
button. The Filter counter Reset? appears. Select Yes
to continue.
3
Another confirmation dialog box appears, select Yes to
reset the Filter counter.
48
► button or SELECT button. button or SELECT button.
Remove the
filters by using
your fingers to
curl around the
filter clipper.
Filter
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 station for proper
cleaning.