Acer Projector K137 User Manual

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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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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 (cm)

0.97 30.0 65 x 40 40
1.20 37.1 80 x 50 50
1.5046.4100 x 6363
1.75 54.2 117 x 73 73
2.00 61.9 133 x 83 83
2.59 80.0 172 x 108 108
Zoom Ratio: 1.0x
46.446.46.4
AC
Height: 
63 cm
1.50 m 
Desired Distance
Scr
e
en
 
size
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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 maintenance.
 
3 The background pattern acts as a guide to adjusting the calibration and 
alignment settings, such as screen size and distance, focus and more.
Note: The OSD screenshot is for reference only and may differ from the 
actual design.
4 The Installation menu includes the following options.
Use the up and down arrow keys to select an option, the left and right 
arrow keys to adjust selected option settings, and the right arrow key to 
enter a submenu for feature setting. The new settings will be saved 
automatically upon exiting the menu.
5 Press the MENU anytime to exit the menu and return to the Acer 
welcome screen.
 
 
 
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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 item to be adjusted in the submenu and adjust as described 
above.
•Press MENU on the remote control, the screen will return to the main 
menu.
•To exit OSD, press MENU on the remote control again. The OSD menu 
will close and the projector will automatically save the new settings.
Note: Some of the following OSD settings may not be available. Please refer 
to the actual OSD of your projector.
Setting Main menu
Sub menu
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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 choices, including white, light yellow, light blue, 
pink, dark green. It will compensate the color deviation due to the 
wall color to show the correct image tone.
BrightnessAdjust the brightness of the image.
•Press   to darken image.
•Press   to lighten the image.
ContrastContrast controls the difference between the lightest and 
darkest parts of the picture. Adjusting the contrast changes the 
amount of black and white in the image.
•Press   to decrease the contrast.
•Press   to increase the contrast.
SaturationAdjust a video image from black and white to fully saturated color.
•Press   to decrease the amount of color in the image.
•Press   to increase the amount of color in the image.
TintAdjust the color balance of red and green.
•Press   to increase the amount of green in the image.
•Press   to increase the amount of red in the image.
Advanced Color TemperatureAdjust the color temperature. At higher color temperatures, the screen 
looks colder; at lower color temperatures, the screen looks warmer.
DegammaEffects the representation of dark scenery. With greater gamma 
value, dark scenery will look brighter.
Dynamic BlackChoose On to automatically optimize the display of dark movie 
scenes enabling them to be shown in incredible detail.
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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.
•4:3: The image will be scaled to fit the screen and displayed using 
a 4:3 ratio.
•16:9: The image will be scaled to fit the width of the screen and 
the height adjusted to display the image using a 16:9 ratio.
•Full: Resize image to fit full screen by width (1280 pixels) and 
height (800 pixels).
•L.Box: Keep original signal aspect ratio and zoom in by 1.333 
times.
Auto Keystone Automatically adjusts vertical image.
Manual Keystone Adjust image distortion caused by tilting projection. (±40 degrees)
 The Manual Keystone function is unavailable under Auto 
Keystone setting to On.
Sharpness Adjust the sharpness of the image.
•Press   to decrease the sharpness.
•Press   to increase the sharpness.
H. Position
•Press   to move the image left.
•Press   to move the image right.
V. 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 this function to make the 
necessary adjustments.
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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 HDMI image data to correct color display 
error.
•Auto: Automatically adjust by information from player.
•Limited Range: Prosess the input image as limited color range data.
•Full Range: Prosess the input image as full color range data.
HDMI Scan Info Adjust the overscan ratio of the HDMI image on screen.
•Auto: Automatically adjust by information from player.
•Underscan: Always no overscan on HDMI image.
•Overscan: Always keep overscan on HDMI image.
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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 down the projector without fan cooling.
•Instant Resume: Resumes the system when the Power button 
is pressed again within 2 minutes.
Auto Shutdown The projector will automatically shutdown when there is no signal 
input after the allocated time. (default is 120 minutes)
LED Calibration
Press   after choosing Yes, please wait for 10 seconds to finish 
the white color fine tune process. It helps to adjust LED color 
performance.
Volume
•Press   to decrease the volume.
•Press   to increase the volume.
Volume Boost Choose On to increase volume for low volume content.
SRS
•Choose On to enable SRS Wow HD.
•Choose Off to disable SRS Wow HD.
Treble Adjust tones of high frequency.
Bass Adjust tones of low frequency.
Mute
•Choose On to mute the volume. 
•Choose Off to restore the volume. 
Alarm Volume Select this function to adjust the volume of any warning 
notifications.
Audio Out
•Choose Speaker to play sound through the projectors 
speaker. (internal)
•Choose Audio Jack to play sound from your headphone 
or audio amplifier. (external)
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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.
Note: There has reminder screen if 3D still enable when power on projector. 
Please adjust setting depended on your purpose.
Language
3D Choose On to enable DLP 3D function.
•On: Choose this item while using DLP 3D glasses, quad 
buffer (NVIDIA/ATI...) graphic card and HQFS format file or 
DVD with corresponding SW player.
•Off: Turn off 3D mode.
3D Sync Invert If you see a discrete or overlapping image while wearing DLP 3D 
glasses, you may need to execute Invert to get best match of 
left/right image sequence to get the correct image (for DLP 3D).
3D Warning Message Choose On to display the 3D warning message.
Language
Choose the multilingual OSD menu. Use the   or   key to 
select your preferred menu language.
•Press   to confirm the selection.
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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 
(For PC (Windows 
95/98/2000/XP/
Vista/Win7/Win 
8))
•For an incorrectly displayed image:•Open My Computer, open the Control 
Panel, and then double-click the Display 
icon.
•Select the Settings tab.•Verify that your display resolution setting is 
lower than or equal to 1080P-EIA.
•Click the Advanced Properties button.
If the problem still appears, change the monitor display 
you are using and follow the steps below:
•Verify that the resolution setting is lower than 
or equal to 1080P-EIA.
•Click the Change button under the 
Monitor tab.
•Click Show all devices. Next, select Standard 
monitor types under the SP box, and choose 
the resolution mode you need under the 
Models box.
•Verify that the resolution setting of the 
monitor display is lower than or equal to 
1080P-EIA.
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