Acer PD721 User manual

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English
Usage Notice
Precautions ........................................................................................................2
Introduction
Product Features ............................................................................................... 4
Package Overview ............................................................................................. 5
Product Overview............................................................................................... 6
Main Unit ...................................................................................................... 6
Panel Control................................................................................................ 7
Connection Ports.......................................................................................... 8
Remote Control with Mouse Function & Laser Pointer ................................9
Installation
Connecting the Projector ................................................................................... 10
Powering On/Off the Projector ........................................................................... 11
Powering On the Projector ........................................................................... 11
Powering Off the Projector ........................................................................... 12
Adjusting the Projected Image...........................................................................13
Adjusting the Projector Height...................................................................... 13
Adjusting the Projector Zoom/Focus............................................................14
Adjusting Projection Image Size ..................................................................14
User Controls
Panel Control & Remote Control........................................................................ 15
On-Screen Display Menus ................................................................................18
How to Operate ............................................................................................. 18
User’s Info..................................................................................................... 19
Image-I (Computer mode)............................................................................. 21
Image-I (Video mode) ................................................................................... 22
Image-II (Computer mode)............................................................................ 24
Image-II (Video mode) ..................................................................................25
Managment-II ................................................................................................ 26
Language ...................................................................................................... 27
Management-I (Computer mode) ..................................................................28
Management-I (Video mode).........................................................................30
PIP (Computer mode) ................................................................................... 32
Appendices
Troubleshooting ..................................................................................................33
ChangingtheLamp ............................................................................................. 36
Specifications ..................................................................................................... 37
Compatibility Modes ...........................................................................................38
Table of Contents

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English
Usage Notice
Precautions
Follow all warnings, precautions and maintenance as recom-
mended in this user’s guide to maximize the life of your unit.
Warning- Do not look into the lens. The bright light may hurt
your eyes.
Warning- To reduce the risk of fire or electric shock, do not
expose this product to rain or moisture.
Warning- Please do not open or disassemble the product as this
may cause electric shock.
Warning- When changing the lamp, please allow unit to cool
down, and follow all changing instructions.
Warning- This product will detect the life of the lamp itself.
Please be sure to change the lamp when it shows
warning messages.
Warning- When replacing the lamp for a new unit ensure the
“Lamp Reset” option is selected in the projectors menu.
Warning- When switching the projector off, please ensure the
projector completes its cooling cycle before
disconnecting power.
Warning- When connecting the projector to computer, please turn
on the projector first.
Warning- To reduce the risk of injury to the eyes, do not look
directly into the laser light on the remote control and do
not point the laser light into anyone’s eyes. This remote
control contains a Class II laser product.
Warning- When the lamp reaches the end of its life, it will burn
out and may make a loud popping sound. If this
happens, the projector will not turn back on until the
lamp module has been replaced. To replace the
lamp, follow the procedures listed under “Changing
the Lamp”.

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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:
- Extremely hot, cold or humid environment.
- In areas susceptible to excessive dust and dirt.
- Near any appliance generating a strong magnetic field.
- Place in direct sunlight.
Usage Notice

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English
Product Features
This product is an XGA single chip 0.7” DLPTM projector. The
outstanding features of it are listed as follows:
True XGA, 1024 x 768 addressable pixels
6.6 lbs (3.0 kgs) compact design
Single chip DLPTM technology
PureProgressiveTM processing technology for the highest
possible video quality
NTSC/NTSC4.43/PAL/PAL-M/PAL-N/SECAM and
HDTV compatible
High-tech DVI connection for digital and analog video
connectivity
Full function remote with mouse control and laser
pointer
Multimedia audio integration
User friendly multilingual on-screen display menu
Advanced electronic keystone correction and high quality
full screen re-scaling image
User friendly control panel
Luxurious carrying case included
SXGA compression and VGA, SVGA re-sizing
250 Watts user replaceable UHP AC lamp
Mac compatible
Introduction

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English
Power Cord
S-Video Cable
VGA Cable
Remote Control with
Mouse Function and
Laser Pointer
AudioCable Jack/Jack
DVI to D-15 Cable
Battery x 2
User’s Guide
Introduction
Composite Video Cable
Projector with lens cap
Package Overview
This projector comes with all the items shown below. Check to
make sure your unit is complete. Contact your dealer immedi-
ately if anything is missing.
Carrying Case
Quick Start Card
Remote Mouse Y Cable
D-15to RCAAdapter for
YPbPr

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English
Introduction
Main Unit
Product Overview
1. Panel Control
2. Power Connector Power Switch
3. Connection Ports
4. Focus Ring
5. Zoom Lens
6. Zoom Ring
7. Speaker
8. Remote Control Receiver
9. Elevator Button
10. Elevator Foot
1
2
3
4
5
8
6
7
910

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English
Panel Control
Introduction
1. Lamp Warning LED
2. Temperature Warning LED
3. Volume
4. Mute
5. Menu (On/Off)
6. Four Directional Select Keys
7. Enter
8. Zoom
9. Re-sync
10. Source
11. Power /Standby
1
3
4
511
10
9
8
6
2
7

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English
Connection Ports
1 RS232 Input Connector (RS232 is for after service purpose only)
2. Audio Input for Video
3. Composite Video Input Connector
4. S-Video Input Connector
5. Audio Input for DVI
6. DVI Input Connecter
7. Audio Input for Computer
8. PC Analog Signal/HDTV/Component Video Connector
9. Audio Output Connector
10. Monitor Loop-through Connector
11. Remote Mouse Input Connector
12. Power Switch
13. Power Connector
Introduction
2
34
5
6
9
7
810
12
13
1
11

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English
Remote Control with Mouse Function & Laser
Pointer
Introduction
Source
Re-sync
Freeze
Keystone Correction
Power / Standby
Volume ( + / - )
Mute
Multi-Directional
Selector
Menu
Laser Pointer
Zoom In /
Zoom Out
Page Up
LED
Cover
Page Down
Close the cover of the
remote control when
you want to use the
remote mouse.
Enter Key
Caution : To
reduce the risk of
injury to the eyes, do
not look directly into
the laser light on the
remote control and do
not point the laser light
into anyone’s eyes.
This remote control
contains a Class II laser
product.

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English
Installation
1. Power Cord
2. VGA Cable
3. S-Video Cable
4. Audio CableJack/Jack
5. Composite Video Cable
6. DVI to D-15 Cable
7. RemoteMouse YCable
8. D-15 toRCA Adapterfor YPbPr
Connecting the Projector
To ensure the projector works well with your computer, please
configure the display mode of your graphic card to make it less
than or equal to 1024 X 768 resolution. Make sure timing of the
display mode is compatible with the projector. Refer to the
“Compatibility Modes” section on page 38.
S-Video Output
Video Output
1
2
3
4
8
67
Digital Tuner Output
Digital Tuner Output Antenna
RGB
RS232
USB
5
RS232
AUDIO
VIDEO
S-VIDEO
AUDIO AUDIO AUDIO
DVI
COMPUTER
MONITOR
MOUSE
INPUT OUTPUT

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Lens cap
Power / Standby
Power Switch
1
2
3
Powering On the Projector
1. Remove the lens cap.n
2. Ensure that the power cord and signal cable are securely
connected.
3. Turn on the main power switch on the side of the projector
and allow the projector to warm up for 1-2 minutes. o
4. Turn on the lamp by pressing “Power/Standby” button on
the control panel. p
The startup screen will display and count down for 20
seconds and the Power/Standby indicator will light solid
amber.
The “LAMP” LED indicator will light solid green.
5. Turn on your source (computer, notebook, or video player ,
etc.). The projector will detect your source automatically.
If the screen displays “No Signal” , please make sure the signal
cables are securely connected.
If you connect multiple sources at the same time, use the “Source”
button on the Remote Control or Panel Control to switch.
Powering On/Off the Projector
Turn on the projector
first and then the
computer.
Installation

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Installation
Powering Off the Projector
1. Press the “Power/Standby” button to turn off the projector
lamp.
2. After pressing the “Power/Standby” button, you will see a
message “Power off the lamp?” on the on-screen display.
Press the “Power/Standby” button again to confirm.
Otherwise the message will disappear after 5 seconds.
3. “Power/Standby” LED indicator will light solid amber for
about 30 seconds. After the “Power/Standby” indicator
starts flashing, you can turn off the main power switch on
the side of the projector.
If you want to turn on the projector again, you must press
the “Power/Standby” button within 90 seconds of the
indicator flashing.
4. Do not turn on the projector immediately following a power
off procedure.
When the “LAMP” indicator flashs green for about 10 seconds,
you will see a message “Fan Fail” on the on-screen display. Please
contact your local dealer or our service center.
When the “TEMP” indicator lights solid orange, it indicates the
projector has been overheated. You will see a message “Over
Temperature” on the on-screen display. The projector will
automatically shut itself down.
Under normal conditions, the projector can be switched on again
for your presentation. If the problem persists, you should contact
your local dealer or our service center.

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English
The projector is equipped with an elevator foot for adjusting the
projector height.
To raise the projector:
1. Press the elevator button n.
2. Raise the projector to the desired display angle o, then
release the button to lock the elevator foot into position.
3. Use pto fine-tune tilt-adjustment.
To lower the projector:
1. Press the elevator button.
2. Lower down the projector, then release the button to lock the
elevator foot into position.
3. Use pto fine-tune tilt-adjustment.
Adjusting the Projected Image
Adjusting the Projector Height
Elevator Button Elevator Foot
1
2
3
Installation

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.niM"4.32"5.16"5.201"5.341"5.481"1.502
)HxW(.xaM "68.61x"84.22 "82.44x"40.95 "8.37x"4.89 "23.301x"67.731 "09.231x"02.771 "66.741x"88.691
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Focus Ring
Zoom Ring
Adjusting the Projector Zoom / Focus
You may adjust zoom ring to zoom in / out. Rotate the zoom ring
counter-clockwise to zoom in and clockwise to zoom out. To
focus the image, rotate the focus ring until the image is clear. The
projector will focus at distances from 3.74 feet to 32.81 feet (1.14m
to 10.00m)
Adjusting Projection Image Size
Screen
(Diagonal)
Screen
Size
Distance
This graph is for user’s reference only.
Installation

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User Controls
Remote ControlPanel Control
Panel Control & Remote Control
There are two ways for you to control the functions: Remote
Control and Panel Control.
Use the Remote Control
Power / Standby
Refer to the “Power On/Off the Projector” section on page
11~12.
Source
Press “Source” to choose RGB, DVI-Digital, DVI-Analog,
S-Video, Composite, Component and HDTV sources.
Re-Sync
Automatically synchronizes the projector to the input source,
when you press this button while the remote control cover is
opened.
If the remote control cover is closed, the Mouse/Re-Sync button
functions like the right mouse button.

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User Controls
Multi-Directional Selector
When you close the cover of remote control, this key can be used
as a mouse to control direction.
The above function is only enabled with the connection
between computer and projector by Remote Mouse Y
Cable.
When the cover of remote control is opened, this key can be
used for the operation for OSD display.
Page Up (Computer mode only)
Use this button to page up.
Page Down (Computer mode only)
Use this button to page down.
Laser
Aim the remote at the viewing screen, press and hold this button
to activate the laser pointer.
Menu
Press “Menu” to open the on-screen display (OSD) menus and
press key to select menu items. To exit OSD, press the
“Menu” button again. The projector will save any change you
made automatically.
Freeze
Press the “Freeze” button to still the screen image.
Mute
Use to mute sound.
Volume + / -
Increases/decreases speaker volume.
Keystone + / -
Adjust image distortion caused by tilting the projector. (±16
degrees)
Zoom In
Press “in” button of zoom function to magnifies an image up to
a factor of 32 times on the projection screen.
Zoom Out
Press “out” button of zoom function to diminishes the zoom in
image.
 Page Up / Page Down :
Under remote mouse
connected status only.

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English
Enter
Confirm your selection of items, when you open the front cover
of remote control.
If the remote control cover is closed, the Enter button functions
like the left mouse button.
Use the Panel Control
Power / Standby
Refer to the “Power On/Off the Projector” section on page
11~12.
Source
Press “Source” to choose RGB, DVI-Digital, DVI-Analog,
S-Video, Composite, Component and HDTV sources.
Re-Sync
Automatically synchronizes the projector to the input source.
Zoom
When you press “Zoom” button, the zoom icon appears on the
screen. Press or button to zoom in or zoom out of the
image.
Four Directional Select Keys
Use to select items or make adjustments for
your selection.
Enter
Confirm your selection of items.
Menu
Press “Menu” to open the on-screen display (OSD) menus and
press key to select menu items . To exit OSD, press the
“Menu” button again. The projector will save any change you
made automatically.
Mute
Use to mute sound.
Volume
Increases/decreases speaker volume.
User Controls

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User Controls
How to operate
The Projector has multilingual On-Screen Display(OSD) menus that
allow you to make image adjustments and change a variety of
settings. In computer source, the OSD will be the “Computer
OSD”. In video source, the OSD will be the “ Video OSD”. The
projector will detect the source automatically.
To open the OSD menu, press the “Menu” button on the Remote
Control or Panel Control.
When OSD is displayed, press key to select main items.
E.g.: Image-I J Image-II J Management-II J Language J
Management-I J PIP J Image-I...
While making selection on a particular page, press “Enter” key to
go into submenu.
Press key to select the required item and adjust the
settings by key. When a specified item is selected, the
color of the item will change from yellowish brown to blue.
E.g.:Brightness
J Contrast J Color Temp. J Zoom J Keystone J
White Segment J Brightness...
While using key to adjust the parameter or required
function in the items of the submenu, confirm all the functions of
the main menu by pushing “Enter” button after all/part of the
items have been modified. Press “Enter” button to confirm, and
the screen will be back to the main menu at once. Only
key is enabled now.
To exit the OSD, press the “Menu” button again.
On-Screen Display Menus

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User’s Info
Edits user preferences by OSD interface. Press “Yes” to enter
“User's info” screen, you can edit as you wish. Edited user Info
will display on lower left corner of the screen when projector is
powered ON.
1.>Use the to select “Line1” function, and then press the
“Menu” button. You can input the character to line one.
2.>Use the to select character, and then press
“Menu” to confirm your selection.
3.>Use the to select “Line2” function, and then press the
“Menu” button. You can input the character to line two.
4.>Procedure as Step.3.>
User Controls
The OSD does not
include a PIP menu
under Video mode.
Computer / Video mode
Management-IIImage-I Image-II
Language Management-I
Volume
Treble
Bass
Stereo / Mono
Mute
PIP
Users Info

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5.>Press “ ” to save and exit the “User's info.” menu.
6.>The startup screen will display the new wording after restart the
projector.
Note:
Each line can input 35 characters only.
Once entering “User's info.” menu can use remote control to
operate only.
Use “Del” to delete the previous character.
Use “Space” to add a space.
User Controls