Acer Projector K335 User Manual

							11
EnglishTurning the projector off
1 To turn the projector off, press the power button. This message appears: 
Please press the power button again to complete the shutdown process. 
Press the power button again.
2 The LED power indicator will turn RED and blink rapidly after the projector 
is turned off, and the fan(s) will continue to operate for about 30 sec to 
ensure that the system cools properly.
3 Once the system has finished cooling, the LED power indicator will stop 
blinking and turn solid red to indicate standby mode.
4 It is now safe to unplug the power cord.
Warning indicators:
• Projector Overheated. Will automatically turn off soon.
This onscreen message indicates that the projector has overheated. 
The projector will automatically shut down. Contact your local dealer 
or service center.
• Fan failed. Will automatically turn off soon.
This onscreen message indicates that the fan has failed. The projector 
will automatically shut down. Contact your local dealer or service 
center.
Note: Whenever the projector automatically shuts down, contact 
your local reseller or service center. 
						

							12
English
Adjusting 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:
1 Use Tilt adjusting wheel to fine-tune the display angle.
Tilt adjusting wheel 
						

							13
EnglishHow 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 1.5 m from the screen, good image quality is possible for image sizes 
49.7.
Note: Remind as below figure, the space of 70 cm height is 
required when located at 1.5 m distance.
screen size
49.7screen size
49.79.7
AC
1.5m
Desired Distance
Height: 
70cm 
						

							14
EnglishDesired 
Distance (m)
Screen size
Top
(Min zoom)
Diagonal (inch)
W (cm) x H (cm) From base 
to top of 
image (cm)

0.91 30.0 64 x 40 42
1.00 33.2 71 x 45 47
1.25 41.5 89 x 56 59
1.5049.7107 x 6770
2.00 66.3 143 x 89 94
2.41 80.0 172 x 108 113
Zoom Ratio: 1.0x 
						

							15
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.
4 The Installation menu includes the following options:
•Projection Mode
•Projection Location
•Auto Keystone settings
•Manual Keystone settings
•Language settings
•Reset to factory default function
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 Push the menu button anytime to exit the menu and return to the Acer 
welcome screen.
 
 
  
						

							16
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 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.
Setting Main menu
Sub menu 
						

							17
EnglishColor
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.
•Dark Cinema: For dark movie content.
•Game: For game content.
•Sports: For sport picture.
•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.
SaturationAdjusts 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.
TintAdjusts 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.
Color 
TemperatureUse this function to choose CT1, CT2, CT3, User mode. 
						

							18
English
Note: Saturation and Tint functions are not supported under computer 
mode or HDMI mode.
Dynamic BlackChoose On to automatically optimize the display of dark movie 
scenes enabling them to be shown in incredible detail.
GammaEffects the representation of dark scenery. With greater gamma 
value, dark scenery looks brighter.
Advanced Brilliant ColorProduces an expanded on-screen color spectrum that delivers 
enhanced color saturation for bright, true-to-life images. This 
feature is On by default.
White PeakingIncreases the brightness of whites that are near 100%. (video 
sources only)
Noise ReductionAdjusts signal noise reduction.0 means the noise reduction is off, 
>0 increase noise reduction.
Black ExtensionAnalyzes the current input image and calculates an offset value 
which is then added to the analog to digital converter black level 
value. This ensures optimum black level for each analog source. 
						

							19
EnglishImage
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 Adjusts the sharpness of the image.
•Press   to decrease the sharpness.
•Press   to increase the sharpness. 
						

							20
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. 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.
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.