Viewsonic PJD5255 Manual De Usuario
33
Hiding the image
In order to draw the audience's full attention to the presenter, you can press Blank to hide
the screen image. Press any key on the projector or remote control to restore the image.
The
word 'BLANK' appears at the lower right corner of the screen while the image is hidden.
You can set the blank time in the
SYSTEM SETTING: BASIC > Blank Timer menu to
let the projector return the image automatically after a period of time when there is no action
taken on the blank screen.
Once Blank is pressed, the projector enters Economic mode automatically.
CAUTION
Do not block the projection lens from projecting as this could cause the blocking object to
become heated and deformed or even cause a fire.
Do not block the projection lens from projecting as this could cause the blocking object to
become heated and deformed or even cause a fire.
Locking control keys
With the control keys on the projector locked, you can prevent your projector settings from
being changed accidentally (by children, for example). When the Panel Key Lock is on, no
control keys on the projector will operate except
control keys on the projector will operate except
Power.
1.
Press
(Panel Key Lock), or go to the
SYSTEM SETTING: ADVANCED >
Advanced > Panel Key Lock menu
2.
Press
/ to select On
.
3.
A confirmation message is displayed. Select Yes to confirm.
To release panel key lock, press and hold
for 3 seconds.
You can also use the remote control to enter the
SYSTEM SETTING: ADVANCED >
Advanced > Panel Key Lock menu and press
/ to select Off.
Keys on the remote control are still functional when panel key lock is enabled.
If you press Power to turn off the projector without disabling panel key lock, the projector
will still be in locked status the next time it is turned on.
will still be in locked status the next time it is turned on.
Operating in a high altitude environment
We recommend you use the High Altitude Mode when your environment is between 1500
m–3000 m above sea level, and temperature is between 5°C–25°C.
CAUTION
Do not use the High Altitude Mode if your altitude is between 0 m and 1500 m and temperature
is between 5°C and 35°C. The projector will be over cooled, if you turn the mode on under
such a condition.
Do not use the High Altitude Mode if your altitude is between 0 m and 1500 m and temperature
is between 5°C and 35°C. The projector will be over cooled, if you turn the mode on under
such a condition.
To activate the High Altitude Mode:
1.
Open the OSD menu and go to the SYSTEM
SETTING: ADVANCED > High Altitude
Mode menu.
SETTING: ADVANCED > High Altitude
Mode menu.
2.
Press
/ to select On. A confirmation
message is displayed.
3.
Highlight Yes and press Enter.
Operation under "High Altitude Mode" may cause a
higher decibel operating noise level because of increased fan speed necessary to improve
overall system cooling and performance.
We recommend you use the High Altitude
mode by selecting it whenever your
environment is higher than 1500 m.
mode by selecting it whenever your
environment is higher than 1500 m.
Yes
No
Notice
Do you want to turn High Altitude
Mode ON?
Mode ON?