Sharp Projector Pg A20x User Manual

-47
Easy to Use Functions
 Password (Setting a Pass-
word)
A password must be set to activate the “Anti-Theft”
function (Page 48).
There is no factory preset for the password or the
“Anti-Theft” settings. In this way, anyone can freely
set a new password and “Anti-Theft” settings. It is
therefore recommended that even if you do not want
to use the “Anti-Theft” function, you at least set a
password to prevent others from setting the “Anti-
Theft” function.
A password can only be set by using the remote...

-48
 Anti-Theft (Setting the Anti-Theft)
The anti-theft function prevents unauthorized use
of the projector. You can choose to use this func-
tion or not. If you do not want to use this function,
just do not enter the keycode. Once the anti-theft
function is activated, users will need to enter the
correct keycode each time the projector is turned
on. Failure to enter the correct keycode will cause
images to not be projected. The following proce-
dures explain how to use this function.
Select “Anti-Theft”...

-49
Easy to Use Functions
If you want to change the keycode, follow
the procedure below.
Note
•When “Anti-Theft” is selected, the password in-
put box will appear. After the password has been
entered, you can change the keycode.
1Press the buttons on the remote
control or the projector to enter the
preset 4-digit keycode in “Old
Code”.
2Press any button you like on the re-
mote control or the projector to en-
ter the new keycode.
3Enter the same 4-digit keycode in
“Reconfirm”.
Note
•If you do not want to...

-50
Reversing/Inverting Projected Images
You can reverse or invert the projected image for various applications using the “PRJ Mode”
menu. For operation of the menu screen, see pages 32 to 35.
Example:“PRJ Mode” menu screen for
INPUT 1 (RGB) mode
Setting the Projection
Mode
Display the “PRJ Mode” menu and select the
desired projection mode.
Description of Projection Modes
Note
•This function is used for the reversed image and
ceiling-mount setups. See page 25 for these set-
ups.
Selectable settings...

-51
Appendix
Carrying the Projector
How to Use the
Carrying Case
When carrying the projector, attach the lens cap
to the lens, and place it in the supplied carrying
case.
1Open the cover of the carrying
case.
2Remove the inner padding from
the carrying case, and fold it in
the direction of the arrows.
3Reinsert the inner padding into
the carrying case.
Info
•Be sure to insert the inner padding to
protect the lens and the projector.
4Place the projector and the ac-
cessories in the carrying case.
Info
•Be...

-52
Cleaning the lens

Use a commercially available blower or lens
cleaning paper (for glasses and camera lenses) for
cleaning the lens. Do not use any liquid type cleaning
agents, as they may wear off the coating film on the
surface of the lens.

As the surface of the lens can easily get damaged,
be sure not to scrape or hit the lens.
Cleaning the exhaust and intake vents

Use a vacuum cleaner to clean dust from the
exhaust vent and the intake vent.
Cleaning the projector

Be sure to unplug the power...

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Appendix
1
2
3
Replacing the Air Filter
Ta b •This projector is equipped with air fil-
ters to ensure the optimal operating
condition of the projector.
•The air filters should be cleaned every
100 hours of use. Clean the filters more
often when the projector is used in a
dusty or smoky location.
•Ask your nearest Sharp Authorized Pro-
jector Dealer or Service Center to ex-
change the filter (PFILDA008WJZZ)
when it is no longer possible to clean.
Cleaning and Replacing
the Air Filter
1Press STANDBY on...

-54
5Clean the air filter.
•Clean the dust off the air filter and cover
with a vacuum cleaner extension hose.
6Replace the air filter.
•Place the air filter underneath the tabs
on the filter/lamp unit cover.
7Replace the filter/lamp unit
cover.
•Align the tab on the filter/lamp unit  cover
(1) and place it while pressing the tab
(2) to close it. Then tighten the user
service screw (3) to secure the filter/
lamp unit cover.
Note
•Be sure the filter/lamp unit  cover is
securely installed. The power will...

-55
Appendix
Maintenance Indicators

The warning lights on the projector indicate problems inside the projector.

If a problem occurs, either the temperature warning indicator or the lamp indicator will illuminate
red, and the projector will enter the standby mode. After the projector has entered the standby
mode, follow the procedures given below.
Temperature warning indicator Lamp indicator Power indicator
About the temperature warning indicator
If the temperature inside the pro-
jector increases, due...

-56
Info
•If the temperature warning indicator illuminates, and the projector enters the standby mode, follow the pos-
sible solutions on the previous page and then wait until the projector has cooled down completely before
plugging in the power cord and turning the power back on. (At least 5 minutes.)
•If the power is turned off for a brief moment due to power outage or some other cause while using the
projector, and the power supply recovers immediately after that, the lamp indicator will illuminate in...