Acer H7531d Dlp Users Guide

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Note: H. Position, V. Position, Frequency and Tracking functions 
are not supported under HDMI or Video mode. H. Position 
(Horizontal 
position)
•Press   to move the image left.
•Press   to to move the image right.
V. Position 
(Vertical position)
•Press   to move the image down.
•Press   to move the image up.
Frequency Frequency changes the projectors refresh rate to match the 
frequency of your computer’s graphics card. If you can see a vertical 
flickering bar in the projected image, use...

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Management
Setting
ECO Mode Choose On to dim the projector lamp which will lower power 
consumption, extend the lamp life and reduce noise.  Choose Off 
to return normal mode.
High Altitude Choose On to turn on High Altitude mode. Operate the fans at 
full speed continuously to allow for proper high altitude cooling of 
the projector.
Auto Shutdown The projector will automatically shutdown when there is no signal 
input after the allocated time. (in minutes)
Lamp Hour Elapse Displays the...

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EnglishSecuritySecurity
This projector provides a useful security function for the 
administrator to manage usage of the projector .
Press   to change the Security setting. If the security function 
is enabled, your must enter the Administrator Password first 
before changing the security settings.
•Select On to enable the security function. The user has to 
enter a password to operate the projector. Please refer to the 
User Password section for details.
•If Off is selected, then the user can turn on...

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Note: When PIP function is activated, zoom and keystone function 
is unavailable.
Administrator Password
The Administrator Password can be used in both the Enter 
Administrator Password and Enter Password dialog boxes.
•Press   to change the Administrator Password.
•The factory default of Administrator Password is 1234.
If you forgot your administrator password, do the following to 
retrieve the administrator password:
•An unique 6-digit Universal Password which is printed on 
the Security...

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EnglishAudio
Timer
Volume•Press   to decrease the volume.
•Press   to increase the volume.
Mute
•Choose On to mute the volume. 
•Choose Off to restore the volume. 
Power On/Off Volume
•Select this function to adjust the notification volume when 
turning the projector on/off.
Alarm Volume
•Select this function to adjust the volume of any warning 
notifications.
Timer Location
•Choose the location of the timer on the screen.
Timer Start
•Press   to start or stop the timer.
Timer Period
•Press   or   to...

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Language
Language
Choose the multilingual OSD menu. Use the or key 
to select your preferred menu language.
•Press   to confirm the selection.
Downloaded From projector-manual.com Acer Manuals 

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EnglishAppendices
Troubleshooting
If you experience a problem with your Acer projector, refer to the following 
troubleshooting guide. If the problem persists, please contact your local reseller 
or service center.
Image Problems and Solutions
# Problem Solution
1 No image appears 
onscreen•Connected as described in the Getting Started 
section.
•Ensure none of the connector pins are bent or 
broken.
•Check if the projector lamp has been securely 
installed. Please refer to the Replacing the Lamp...

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3 Partial, scrolling 
or incorrectly 
displayed image 
(For notebooks)•Press RESYNC on the remote control or control 
panel.
•For an incorrectly displayed image:•Follow the steps for item 2 (above) to adjust 
the resolution of your computer.
•Press the toggle output settings. Example: 
[Fn]+[F4], Compaq [Fn]+[F4], Dell [Fn]+[F8], 
Gateway [Fn]+[F4], IBM [Fn]+[F7], HP [Fn]+[F4], 
NEC [Fn]+[F3], Toshiba [Fn]+[F5 ]
•If you experience difficulty changing resolutions or 
your monitor freezes,...

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Problems with the Projector
9 Image is too small 
or too large•Adjust the zoom ring on the top of the projector.
•Move the projector closer to or further from the 
screen.
•Press MENU on the remote control or on the 
control panel. Go to Image --> Aspect Ratio and 
try different settings.
10 Image has slanted 
sides
•If possible, reposition the projector so that it is 
centered on the screen.
•Press the Keystone   /    on the OSD or the 
remote control until the sides are vertical.
11 Image is...

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OSD Messages
# Condition Message Reminder
1 Message Fan Fail - the system fan is not working.
Projector Overheated - the projector has exceeded its 
recommended operating temperature and must be allowed to 
cool down before it may be used.
Replace the lamp - the lamp is about to reach its maximum 
lifetime. Prepare to replace it soon.
Downloaded From projector-manual.com Acer Manuals