ViewSonic LS620X LS620X User Guide English - Page 54

Using the dust filter

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Using the dust filter CAUTION • It is recommended to clean the dust filter every 500 hours after the dust filter is installed. • Be sure to turn off the projector and unplug it from power source before installing or detaching the filter. • If your projector is ceiling-mounted or is not easily accessible, pay special attention to your personal safety when replacing the dust filter. Replacing the dust filter 1. Be sure to turn off the projector and unplug it from power source. 2. Locate the dust filter cover on the side of the projector and loosen the 4 screws using the screwdriver. Keep the screws in a safe place for later use. Detach the dust filter cover from the projector. 3. Replace the old (used) filter in the dust filter cover with the spare (new) filter . Dispose of the old filter properly according to your local regulations. 4. Re-install the dust filter cover using the screwdriver and the screws removed in step 2. Resetting the filter timer 5. Open the OSD menu and go to the SYSTEM SETUP: Basic > Operation Settings menu. 6. Press Enter and the Operation Settings page is displayed. 7. Highlight Reset Filter Timer and press Enter. A warning message is displayed asking if you want to reset the filter timer. 8. Highlight Reset and press Enter. The light source time will be reset to '0'. 49

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49
Using the dust filter
CAUTION
•
It is recommended to clean the dust filter every 500 hours after the dust filter is installed.
•
Be sure to turn off the projector and unplug it from power source before installing or
detaching the filter.
•
If your projector is ceiling-mounted or is not easily accessible, pay special attention to
your personal safety when replacing the dust filter.
Replacing the dust filter
1.
Be sure to turn off the projector and unplug it from power source.
2.
Locate the dust filter cover on the side of the projector and loosen the 4 screws using
the screwdriver. Keep the screws in a safe place for later use. Detach the dust filter
cover from the projector.
3.
Replace the old (used) filter in the dust filter cover with the spare (new) filter .
Dispose of the old filter properly according to your local regulations.
4.
Re-install the dust filter cover using the screwdriver and the screws removed in step 2.
Resetting the filter timer
5.
Open the OSD menu and go to the
SYSTEM SETUP: Basic
>
Operation Settings
menu
.
6.
Press
Enter
and the
Operation Settings
page is displayed.
7.
Highlight
Reset Filter Timer
and press
Enter
. A warning message is displayed
asking if you want to reset the filter timer.
8.
Highlight
Reset
and press
Enter
. The light source time will be reset to '0'.