CWX1139 LK-W20
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Acer Projector
K335/L320/LK-W20 Series
User's Guide
Copyright © 2013. Acer Incorporated.
All Rights Reserved.
Acer Projector K335/L320/LK-W20 Series User's Guide
Original Issue: 02/2013
Changes may be made periodically to the information in this publication without obligation
to notify any person of such revisions or changes. Such changes will be incorporated in new
editions of this manual or supplementary documents and publications. This company makes
no representations or warranties, either expressed or implied, with respect to the contents
hereof and specifically disclaims the implied warranties of merchantability or fitness for a
particular purpose.
Record the model number, serial number, purchase date and place of purchase information in
the space provided below. The serial number and model number are recorded on the label
affixed to your projector. All correspondence concerning your unit should include the serial
number, model number and purchase information.
No part of this publication may be reproduced, stored in a retrieval system, or transmitted, in
any form or by any means, electronically, mechanically, by photocopy, recording or otherwise,
without the prior written permission of Acer Incorporated.
Acer Projector K335/L320/LK-W20 Series
Model number: __________________________________
Serial number: ___________________________________
Date of purchase: ________________________________
Place of purchase: ________________________________
Acer and the Acer logo are registered trademarks of Acer Incorporated. Other companies' product
names or trademarks are used herein for identification purposes only and belong to their respective
companies.
TM
"HDMI
, the HDMI logo and High-Definition Multimedia Interface are trademarks or registered
trademarks of HDMI Licensing LLC."
Information for your safety and comfort
Read these instructions carefully. Keep this document for future reference.
Follow all warnings and instructions marked on the product.
Turning the product off before cleaning
Unplug this product from the wall outlet before cleaning. Do not use liquid
cleaners or aerosol cleaners. Use a damp cloth for cleaning.
Caution for plug as disconnecting device
Observe the following guidelines when connecting and disconnecting power to
the external power supply unit:
• Install the power supply unit before connecting the power cord to the AC
power outlet.
• Unplug the power cord before removing the power supply unit from the
projector.
• If the system has multiple sources of power, disconnect power from the
system by unplugging all power cords from the power supplies.
Caution for Accessibility
Be sure that the power outlet you plug the power cord into is easily accessible
and located as close to the equipment operator as possible. When you need to
disconnect power to the equipment, be sure to unplug the power cord from the
electrical outlet.
iii
Warnings!
• Do not use this product near water.
• Do not place this product on an unstable cart, stand or table. If the product
falls, it could be seriously damaged.
• Slots and openings are provided for ventilation to ensure reliable
operation of the product and to protect it from overheating. These
openings must not be blocked or covered. The openings should never be
blocked by placing the product on a bed, sofa, rug or other similar surface.
This product should never be placed near or over a radiator or heat register, or
in a built-in installation unless proper ventilation is provided.
• Never push objects of any kind into this product through cabinet slots as
they may touch dangerous voltage points or short-out parts that could
result in a fire or electric shock. Never spill liquid of any kind onto or into
the product.
iv
• To avoid damage of internal components and to prevent battery leakage,
do not place the product on a vibrating surface.
• Never use it under sporting, exercising, or any vibrating environment
which will probably cause unexpected short current or damage rotor
devices.
Using electrical power
• This product should be operated from the type of power indicated on the
marking label. If you are not sure of the type of power available, consult
your dealer or local power company.
• Do not allow anything to rest on the power cord. Do not locate this
product where people will walk on the cord.
• If an extension cord is used with this product, make sure that the total
ampere rating of the equipment plugged into the extension cord does not
exceed the extension cord ampere rating. Also, make sure that the total
rating of all products plugged into the wall outlet does not exceed the fuse
rating.
• Do not overload a power outlet, strip or receptacle by plugging in too
many devices. The overall system load must not exceed 80% of the branch
circuit rating. If power strips are used, the load should not exceed 80% of
the power strip's input rating.
• This product's AC adapter is equipped with a three-wire grounded plug.
The plug only fits in a grounded power outlet. Make sure the power outlet
is properly grounded before inserting the AC adapter plug. Do not insert
the plug into a non-grounded power outlet. Contact your electrician for
details.
Warning! The grounding pin is a safety feature. Using a power outlet that is
not properly grounded may result in electric shock and/or injury.
Note: The grounding pin also provides good protection from unexpected
noise produced by other nearby electrical devices that may interfere with
the performance of this product.
• Use the product only with the supplied power supply cord set. If you need
to replace the power cord set, make sure that the new power cord meets
the following requirements: detachable type, UL listed/CSA certified, VDE
approved or its equivalent, 4.5 meters (15 feet) maximum length.
Product servicing
Do not attempt to service this product yourself, as opening or removing covers
may expose you to dangerous voltage points or other risks. Refer all servicing to
qualified service personnel.
Unplug this product from the wall outlet and refer servicing to qualified service
personnel when:
• the power cord or plug is damaged, cut or frayed
• liquid was spilled into the product
• the product was exposed to rain or water
• the product has been dropped or the case has been damaged
• the product exhibits a distinct change in performance, indicating a need
for service
• the product does not operate normally after following the operating
instructions
Note: Adjust only those controls that are covered by the operating
instructions, since improper adjustment of other controls may result in
damage and will often require extensive work by a qualified technician to
restore the product to normal condition.
Warning! For safety reasons, do not use non-compliant parts when adding
or changing components. Consult your reseller for purchase options.
v
Your device and its enhancements may contain small parts. Keep them out of
the reach of small children.
Additional safety information
• Do not look into the projector's lens when the light is on. The bright may
hurt your eyes.
• Turn on the projector first and then signal sources
• Do not place the product in following environments:
• Space that is poorly ventilated or confined. At least 50cm clearance from walls
and free flow of air around the projector is necessary.
• Locations where temperatures may become excessively high, such as inside of a
car with all windows rolled up.
• Locations where excessive humidity, dust, or cigarette smoke may contaminate
optical components, shortening the life span and darkening the image.
• Locations near fire alarms.
• Locations with an ambient temperature above 40 ºC/104 ºF.
• Locations where the altitudes are higher than 10000 feet.
• Unplug immediately if there is something wrong with your projector. Do
not operate if smoke, strange noise or odor comes out of your projector. It
vi
might cause fire or electric shock. In this case, unplug immediately and
contact your dealer.
• Do not keep using this product to break or drop it. In this case contact your
dealer for inspection.
• Do not face the projector lens to the sun. It can lead to fire.
• When switching the projector off, suggest to ensure the projector
completes its cooling cycle before disconnecting power.
• Do not frequently turn off the main power abruptly or unplug the
projector during operation. The best way is to wait for the fan to turn off
before turning main power off.
• Do not touch air outlet grille and bottom plate which becomes hot.
• Clean the air filter frequently if have. The temperature inside may rise and
cause damage when the filter/ventilation slots clogged with dirt or dust.
• Do not look into the air outlet grille when projector is operating. It may
hurt your eyes.
• Always open the lens shutter or remove the lens cap when the projector is
on.
• Do not block the projector lens with any object when the projector is
under operation as this could cause the object to become heated and
deformed or even cause a fire.
• Do not attempt to disassemble this projector. There are dangerous high
voltages inside which may hurt you. Refer servicing only to suitable
qualified professional service personnel.
• Do not stand the projector on end vertically. It may cause the projector to
fall over, causing injury or damage.
Caution for Listening
To protect your hearing, follow these instructions.
• Increase the volume gradually until you can hear clearly and comfortably.
• Do not increase the volume level after your ears have adjusted.
• Do not listen to music at high volumes for extended periods.
• Do not increase the volume to block out noisy surroundings.
• Decrease the volume if you can't hear people speaking near you.
vii
Disposal instructions
Do not throw this electronic device into the trash when discarding. To minimize
pollution and ensure utmost protection of the global environment, please
recycle. For more information on the Waste from Electrical and Electronics
Equipment (WEEE) regulations, visit
http://www.acer-group.com/public/Sustainability/sustainability01.htm
viii
First things first
Usage Notes
Do:
• Turn off the product before cleaning.
• Use a soft cloth moistened with mild detergent to clean the display
housing.
• Disconnect the power plug from AC outlet if the product is not being used
for a long period of time.
Don't:
• Block the slots and openings on the unit provided for ventilation.
• Use abrasive cleaners, waxes or solvents to clean the unit.
• Use under the following conditions:
• In extremely hot, cold or humid environments.
• In areas susceptible to excessive dust and dirt.
• Near any appliance that generates a strong magnetic field.
• Place In direct sunlight.
Precautions
Follow all warnings, precautions and maintenance as recommended in this
user's guide to maximize the life of your unit.
Warning:
• Do not look into the projector's lens when the light is on. The bright may hurt your
eyes.
• To reduce the risk of fire or electric shock, do not expose this product to rain or
moisture.
• Please do not open or disassemble the product as this may cause electric shock.
• When switching the projector off, please ensure the projector completes its cooling
cycle before disconnecting power.
• Turn on the projector first and then the signal sources.
• Do not use lens cap when projector is in operation.
Information for your safety and comfort iii
First things first viii
Usage Notes viii
Precautions viii
Introduction 1
Product Features 1
Package Overview 2
Projector Overview 3
Projector Outlook 3
Control Panel 4
Remote Control Layout 5
MHL (Mobile High-Definition Link) Control 7
Getting Started 9
Connecting the Projector 9
Turning the Projector On/Off 10
Turning on the Projector 10
Turning the projector off 11
Adjusting the Projected Image 12
Adjusting the Height of Projected Image 12
How to optimize image size and distance 13
User Controls 15
Installation menu 15
Onscreen Display (OSD) Menus 16
Color 17
Image 19
Setting 21
Management 21
Audio 22
3D 22
Language 23
Appendices 24
Troubleshooting 24
Contents
LED & Alarm Definition Listing 28
Ceiling Mount Installation 29
Specifications 32
Compatibility modes 34
Regulations and safety notices 38
1
Introduction
Product Features
This product is a single-chip DLP® projector. Outstanding features include:
• DLP
• 1280 x 800 WXGA resolution
• Versatile display modes (Bright, Standard, Movie, Dark Cinema, Game,
• NTSC/PAL/SECAM compatible and HDTV (480i/p, 576i/p, 720p, 1080i/p)
• Compact size projector facilitates business purposes and home
• Acer EcoProjeciton Technology delivers Intelligent power management
• Equipped with HDMI
• Advanced digital keystone correction delivers optimum presentations.
• Multi-language on screen display (OSD) menus.
• Environmental light source and longer life by LED solution.
• Enjoy media playback via USB, RAM and SD card reader.
• Microsoft
• Support MHL V1.2 signal display.
®
technology
Auto, Full, 4:3, 16:9, L.Box aspect ratio supported.
Sports, User) enable optimum performance in any situation.
supported.
entertainment.
approach and physical efficiency improvement.
TM
connection supporting HDCP.
®
Windows® 2000, XP, Vista® Windows® 7, Windows® 8,
®
Macintosh
OS compliant.
English
English
2
Package Overview
This projector comes with all the items shown below. Check to make sure your
unit is complete. Contact your dealer immediately if any thing is missing.
R
NTE
E
ACK
B
Projector Power cord Composite video cable
HIDE INFO
A/a
RATIO
ZOOM
MODE
SOURCE
MENU
MEDIA
ENTER
SETUP
BACK
HOME
PgUp
PgDn
2 x Batteries VGA cable Remote control
K335/
L320/
LK-W20
Series
P/N:MC.JG711.003
Carrying case User's guide Quick start guide
USB WiFi adapter
(option)
P/N:MC.JG711.005
Quick start guide
(for multi-media and
wireless functions)
Mutimedia Quick Start Guide
User's guide
(for multi-media and
wireless functions)
3
Projector Overview
Projector Outlook
Front / upper side
6
3
R
3
2
# Description # Description
1
Zoom Lens
2
Tilt adjusting wheel
3
Remote control receivers
Rear side
3
12
4
ENTE
1
4
Focus ring
5
Power button
6
Control panel
5
K
C
BA
4
5
7 8
6
English
USB BUSB A
10
(MHL)
9
VGA!IN!
VIDEO
OUT
AUDIO
IN
# Description # Description
1 SD Card reader 6 Composite video input connector
2 USB A connector (for multimedia) 7 Audio output connector
3 Mini USB 8 Audio input connector
4 HDMI connector 9 Power socket
PC analog signal/HDTV/component
5
video input connector
10 Kensington™ lock port
English
4
Control Panel
3
2
9
8
BACK
4
ENTER
5
10
6
1
9
7
# Icon Function Description
1 POWER Power button and Power Indicator LED.
See the contents in "Turning the Projector
On/Off" section.
2 LAMP Lamp Indicator LED.
3 TEMP Temp Indicator LED.
4 Back/Stop Stop playing media file or go back to upper
BACK
data folder.
5 Enter/ Play/Pause
ENTER
Confirm your selection of items or play/
pause media file.
6MENU • Press "MENU" to launch the Onscreen
display (OSD) menu, back to the
previous step for the OSD menu
operation or exit the OSD menu.
7 SOURCE Changes the active source.
8 Remote control
Receives signals from remote control.
receiver
9 Keystone Adjusts the image to compensate for
distortion caused by tilting the projector (±
40 degrees).
10 Four directional select
keys
Use the keys to select items or make
adjustments to your selection.
5
Remote Control Layout
1
3
5
7
9
RATIO
HIDE INFO
ZOOM
MODE
A/a
SOURCE
11
13
MENU
14
Model No:E-26131
15
17
19
22
BACK
PgUp
MEDIA
ENTER
SETUP
HOME
PgDn
24
MC.JG711.001
# Icon Function Description
1 Infrared
transmitter
2 HIDE Momentarily turns off the video. Press "HIDE" to hide the
3 POWER Refer to the "Turning the Projector On/Off" section.
Sends signals to the projector.
image, press again to display the image.
2
4
6
8
10
12
16
18
20
21
23
25
English
4 INFO To display the projector information.
5 RATIO To choose the desired aspect ratio (Auto, 4:3, 16:9, L.Box).
6 A/a Press “A/a” to select subtitle.
7 ZOOM Zooms the projector display in or out.
8 MODE Press “MODE” to select display mode.
9
3D
Press "3D" to select 3D models.
10 SOURCE Changes the active source.
11 MENU • Press "MENU" to launch the Onscreen display (OSD)
menu, back to the previous step for the OSD menu
operation or exit the OSD menu.
• Confirm your selection of items.
12 KEYSTONE Adjusts the image to compensate for distortion caused by
tilting the projector (± 40 degrees).
English
6
# Icon Function Description
13 Four
14 VOLUME Decreases / Increases the volume.
15 HOME Press to return to the Home page of Media mode.
16 SETUP Press to enter media OSD setting.
17 BACK Press to go back to the previous screen.
18 ENTER Press to play media file or confirm the setting.
19 Rewind Press to rewind the media file.
20 Play/Pause Toggles between playback and pause.
21 Fast forward Press to fast forward the media file.
22 PgUp/PgDn For computer mode only. Use this button to select the next or
23 Next Press to the next media file.
24 Previous Press to previous the media file.
25 Stop Discontinues playback.
directional
select keys
Use up, down, left, right buttons to select items or make
adjustments to your selection.
previous page. This function is only available when USB Ctrl
connector(USB type B) is connected to a computer via a USB
cable.
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