Acer Projector K137 User Manual

11
EnglishAdjusting the Projected Image
Adjusting the Height of Projected Image
The projector is equipped with tilt adjusting wheel for adjusting the height of 
image.
To raise/lower the image:
•Use Tilt adjusting wheel to fine-tune the display angle.
Tilt adjusting wheel
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12
English
How to optimize image size and distance
Consult the table below to find the optimal image sizes achievable when the 
projector is positioned at a desired distance from the screen. Example: If the 
projector is 1.50 m from the screen, good image quality is possible for image 
sizes 46.4.
Note: Remind as below figure, the space of 63 cm height is 
required when located at 1.50 m distance.
Desired 
Distance (m)
Screen size
Top
(Min zoom)
Diagonal (inch)
W (cm) x H (cm) From base to top of 
image...

13
EnglishUser Controls
Installation menu
The installation menu provides an onscreen display (OSD) for projector 
installation and maintenance. Use the OSD only when the message No signal 
input is displayed on the screen. 
The menu options include settings and adjustments for screen size and distance, 
focus, keystone correction and more .
1 Turn on the projector by pressing Power button on the control pad.
2 Press the MENU button on the control pad to launch the OSD for 
projector installation and...

14
English
Onscreen Display (OSD) Menus
The projector has multilingual OSD that allow you to make image adjustments 
and change a variety of settings.
Using the OSD menus
•To open the OSD menu, press MENU on the remote control.
•When the OSD is displayed, use the   keys to select any item in the 
main menu. After selecting the desired main menu item, press   to enter 
submenu for feature setting.
•Use the   keys to select the desired item and adjust the settings by 
using the   keys.
•Select the next...

15
EnglishColor
Note: Saturation and Tint functions are not supported under computer 
mode or HDMI mode.
Display ModeThere are many factory presets optimized for various types of 
images.
•Bright: For brightness optimization.
•Standard: For common environment.
•Movie: For brighter and general movie/video/photo playing.
•Picture: For graphic picture.
•Game: For game content.
•User: Memorize user’s settings.
Wall colorUse this function to choose a proper color according to the wall. 
There are several...

16
English
Image
Projection Mode
• Front: The factory default setting.
• Rear: Reverses the image so you can project from behind a 
translucent screen.
Projection Location
• Auto: Automatically adjusts projection location of image.
• Desktop
• Ceiling: Turns the image upside down for ceiling-mounted 
projection.
Aspect RatioUse this function to choose your desired aspect ratio.
•Auto: Keep the image with original width-higth ratio and maxi 
mize the image to fit native horizontal or vertical pixels....

17
English
Note: H. Position, V. Position, Frequency and Tracking functions 
are not supported under HDMI, DVI or Video mode.
Note: Sharpness functions is not supported under HDMI (RGB) or 
Computer mode.
Note: HDMI Color Range and HDMI Scan Info functions are only 
supported under HDMI mode. Tracking Synchronizes the signal timing of the projector with the graphics card. 
If you experience an unstable or flickering image, use this function to 
correct it.
HDMI Color Range Adjust the color range of the...

18
English
Setting
Management
Audio
Reset
Press the   button and choose Yes to return the parameters 
on all menus to the factory default settings.
ECO Mode Choose On to dim the projector LED brightness which will lower 
power consumption, extend the LED 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.
Turn Off Mode
•Instant Off: Shuts...

19
English3D
Note: It needs correct settings on graphic card 3D application program for 
correct 3D display.
Note: The SW players, such as Stereoscopic Player and DDD TriDef Media 
Player can support 3D format files. You can download these three players 
on web page below,
- Stereoscopic Player (Trial): http://www.3dtv.at/Downloads/Index_en.aspx
- DDD TriDef Media Player (Trial): 
http://www.tridef.com/download/TriDef-3-D-Experience-4.0.2.html
Note: 3D Sync Invert is only available when 3D is enabled....

   20
English
Appendices
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.
•Make sure the projector is switched on.
2 Partial, scrolling 
or incorrectly 
displayed image...