Acer AT3720A User Manual

Contents

Important safety instructions 3

Disposal instructions 3

First things first 4

Packing checklist 4

Your LCD TV overview 4

Front panel view 4
Rear panel view

5

Remote control 6

General keys 6

Basic connections 7

Connecting the power cord 7
Setting up the remote control

7

Enjoying analog TV 7

Connecting an antenna/cable 7
Getting started watching your TV

7

Connecting external audio/video devices 8

Connecting a DVD, VCR, STB or audio/video equipment 8
Connecting a camera, camcorder or video game 9
Connecting a PC or notebook computer

9

Selecting the input source

9

OSD navigation 10

Navigating the OSD with the remote control 10
Adjusting the OSD settings 1

1

Empowering Technology 12

Set-up Empowering mode 12
Default setting in different Empowering mode 1

3

Advanced features 14

PIP/PBP/POP 14
Lock TV 1

6

Parental Control 1

8

Re-scan for channels 2

1

Widescreen display mode 2

2

Troubleshooting 23

Product specifications 24

AT4220A/AT3720A

AT3220A

User's Guide

Acer LCD TV

Acer.TV.US.indb 1 6/22/2006 11:24:58 AM

Copyright © 2006. Acer Incorporated.
All Rights Reserved.

Acer LCD TV User's Guide
Original Issue: 06 / 2006

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
indicated on the label affixed to your device. 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.

Model Number:

Serial Number:

Purchase Date:

Place of Purchase:

Acer and the Acer Logo are registered trademarks of Acer Inc. Other companies'
product names or trademarks are used herein for identification purposes only and
belong to their respective companies.

Acer.TV.US.indb 2 6/22/2006 11:24:58 AM

English

3

Important safety instructions

Read these instructions carefully. Please put them somewhere safe for
future reference.

1 Follow all warnings and instructions marked on the product.

2 Unplug this product from the wall outlet before cleaning. Do

not use liquid cleaners or aerosol cleaners. Use a damp cloth for
cleaning.

3 Do not use this product near water.

4 Do not place this product on an unstable cart, stand or table. The

product may fall, sustaining serious damage.

5 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.

6 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.

7 Do not allow anything to rest on the power cord. Do not locate

this product where the cord will be stepped on.

8 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.

9 Never push objects of any kind into this product through cabinet

slots as they may touch dangerous voltage points or short-out
parts, which could result in a fire or electric shock. Never spill
liquid of any kind on the product.

10 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.

11 Unplug this product from the wall outlet and refer servicing to

qualified service personnel under the following conditions:

a. When the power cord or plug is damaged or frayed.

b. If liquid has been spilled into the product.

c. If the product has been exposed to rain or water.

d. If the product does not operate normally when the operating

instructions are followed. Adjust only those controls that are
covered by the operating instructions.Improper adjustment
of other controls could result in damage; extensive work by
a qualified technician might then be required to restore the
product to normal condition.

e. If the product has been dropped or the case has been

damaged.

f. If the product exhibits a distinct change in performance,

indicating a need for service.

12 Use only the proper type of power supply cord set (provided in

your accessories box) for this unit. Always disconnect the power
cord from the wall outlet before servicing or disassembling this
equipment.

13. Do not overload an electrical AC outlet, power strip, or
convenience receptical. 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 input rating.

14 Some products are equipped with a three-wire electrical

grounding-type plug that has a third pin for grounding. This plug
only fits into a grounded electrical outlet. This is a safety feature.
Make sure the AC outlet is properly grounded. Do not defeat the
safety purpose of the grounding-type plug by trying to insert it

into a non-grounded outlet. If you cannot insert the plug into the
outlet, contact your electrician to replace the obsolete outlet.

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 regarding WEEE, please refer to
http://global.acer.com/about/environmental.htm

USA

For electronic products containing an LCD/CRT monitor or display:
Lamp(s) inside this product contain mercury and must

be recycled or disposed of according to local, state or
federal laws. For more information, contact the Electronic
Industries Alliance at www.eiae.org. For lamp-specific
disposal information, check www.lamprecycle.org.

FCC Notice

This device complies with Part 15 of the FCC Rules. Operation is
subject to the following two conditions: (1) this device may not cause
harmful interference, and (2) this device must accept any interference
received, including interference that may cause undesired operation.

However, there is no guarantee that interference will not occur in a
particular installation. If this device does cause harmful interference
to radio or television reception, which can be determined by turning
the device off and on, the user is encouraged to try to correct the
interference by one or more of the following measures:

• Reorient or relocate the receiving antenna.

• Increase the separation between the device and receiver.

• Connect the device into an outlet on a circuit different from that
to which the receiver is connected.

• Consult the dealer or an experienced radio/television technician
for help.

Notice: Shielded cables

All connections to other computing devices must be made using
shielded cables to maintain compliance with FCC regulations.

Notice: Peripheral devices

Only peripherals (input/output devices, terminals, printers, etc.)
certified to comply with the Class B limits may be attached to this
equipment. Operation with non-certified peripherals is likely to result
in interference to radio and TV reception.

Caution

Changes or modifications not expressly approved by the manufacturer
could void the user’s authority, which is granted by the Federal
Communications Commission, to operate this computer.

Operation conditions

This device complies with Part 15 of the FCC Rules. Operation is
subject to the following two conditions: (1) this device may not cause
harmful interference, and (2) this device must accept any interference
received, including interference that may cause undesired operation.

Notice: Canadian users

This Class B digital apparatus complies with Canadian ICES-003.

Remarque à l’intention des utilisateurs canadiens

Cet appareil numérique de la classe B est conforme a la norme
NMB-003 du Canada.

LCD pixel statement

The LCD unit is produced with high-precision manufacturing
techniques. Nevertheless, some pixels may occasionally misfire or
appear as black or red dots. This has no effect on the recorded image
and does not constitute a malfunction.

The grounding pin is an important safety feature. It is possible
to receive an electric shock from a system that is not properly
grounded

The grounding pin is also providing good immunity ability against
unexpected noise that interferes performance of this product and is
produced by other nearby electrical devices.

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4

First things first

We would like to thank you for making the Acer LCD TV your choice. With proper care, your new Acer LCD TV will provide you
with years of entertainment and satisfaction.

This User's Guide introduces you to the various features your LCD TV can offer, and provides clear and concise information about

the product, so please read it thoroughly and retain it for future reference.

Packing checklist

Your LCD TV package should contain the following accessories, in addition to the accessory box. Please ensure that they are all
present. If any of the items is missing, then please contact your retailer.

•

Remote control (x1) / AAA batteries (x2)

•

Power cord (x1)

•

User's Guide / Quick Guide

Front panel view

1 Power On/Off

2 Menu key

3 Channel up/down

4 Volume +/-

5 Input key

Your LCD TV overview

2

MENU

Menu key Turns the OSD menu ON and OFF

3

CH

CH

Channel up When the OSD is on, functions the same as the Up arrow

Channel down When the OSD is on, functions the same as the Down arrow

4

VOL +

VOL

-

Volume up When the OSD is on, functions the same as the Right arrow

Volume down When the OSD is on, functions the same as the Left arrow

5

INPUT

Input key When the OSD is on, press this button to confirm selection

1

2

3

4

5

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5

Rear panel view

1 Power switch 2 AC-in

3 HDMI 4 VGA-in

5 DVI-D 6 PC Audio-in

7 AV-Audio L/R + COMPONENT 1/2 8 AV-Audio L/R + CVBS 1/2

9 Analog antenna

4321

AV2

AV1

S-VIDEO

COMPONENT 2

COMPONENT 1

8765 9

Acer.TV.US.indb 5 6/22/2006 11:25:01 AM

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6

General keys

Remote control

C

C

M

T

S

W

I

D

E

1

7

11

2

10

6

3

1 POWER

Press to turn your TV on/off.

2 DISPLAY

Press to display input/channel information
(dependent on input/source type).

3 MUTE

Press to toggle audio on and off.

4 Input buttons (TV/AV/COMPONENT/PC)

Press to select correct input mode.

5 SLEEP

Press to set a time period after which the TV will switch itself to
standby (15, 30, 45, 60, 90 or 120 minutes).

6 Number keys

.

7 RECALL

Press to return to the previous channel.

8 ENTER

Press to confirm channel number selection.

9 MENU

Press to open or close the Menu.

10 CC

Press to select close caption and text service between
CC1, CC2, CC3,CC4, Text1, Text2, Text3. Text4.

11 Directional keys/OK

VOL (up/down), CH (up/down)

12 WIDE

Press to toggle scaling mode between 4:3, 16:9, Panorama and
Letterbox 1, 2, 3 modes.

13 MTS

Press to switch the sound system between stereo, main and SAP.
Information is displayed in the top right-hand corner.

14 e (Empowering Technology)

Press to activate Acer Empowering Technology. See page 12.

15 VOL (+/-)

Press to increase or decrease the volume.

16 CH (up/down)

Press to sequentially select the TV channel.

17 PIP/PBP/POP

Switch between PIP/PBP/POP modes. See page 14.

18 SWAP

For PIP/PBP mode: Toggle between the primary and subscreens.

19 ACTIVE

Toggle between primary and subscreens.

20 POSITION

When in PIP mode: Change subscreen position.

21 SIZE/MODE

When in PIP mode: Change subscreen size. See page 14.
When in POP mode: Switch POP mode from 1+5 to 1+12.
See page 15.

9

8

4

5

12

13

15

16

17

14

18 19

20

21

Acer.TV.US.indb 6 6/22/2006 11:25:02 AM

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7

Connecting the power cord

1 Connect the AC cord into the AC input on the back of the

set.

2 Connect the plug to the wall outlet as shown.

Setting up the remote control

1 Open the cover on the back of the remote unit.

2 Insert two AAA batteries (supplied) to match the polarity

indicated inside the battery compartment.

Basic connections

Getting started watching your TV

You can also adjust these settings using the front
control panel. Please see "Front panel view" on
page 4 for details.

Enjoying analog TV

Connecting an antenna/cable

Connect the antenna cable to the appropriate antenna
terminal on the back of the TV set as shown below.

Analog

I

O

Setup may vary due to local broadcast differences.

1

2

4

1

1
3

1

Power

a. Turn on the power switch beneath the screen.

b. Press the

power button, number keys or channel up / down

button on the remote control.

2

Setup Wizard

The first time you switch on the TV, the Setup Wizard will guide you
to complete the language selection and channel scanning.

Press the OK key to begin the setup process.

Step 1. Select the setup language you prefer.

Step 2. Please select country.

Step 3. Ensure that your co-axial cables are connected

correctly before proceeding.

Step 4. Scan for analog channels.

Step 5. Setup is now complete. You are ready to begin

watching TV.

If you leave the setup process before it is complete,

you will be given a choice of options:

1. Resume setup

2. Resume setup wizard at next startup

3. Exit and do not remind me

Select an option and press

OK to exit.

3

Changing channels

a. Press 0 - 9 on the remote control to select a channel. The

channel changes after 2 seconds. Press ENTER to select
the channel immediately.

b. Pressing the channel (

CH ) up / down button on the

remote control will also change the channel.

4

Adjusting the volume

Adjust the volume level using the ( VOL ) +/- button on the
remote control.

Acer.TV.US.indb 7 6/22/2006 11:25:03 AM

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8

Connecting external audio/video devices

Connecting a DVD, VCR, STB or audio/video equipment

Connect your DVD player, VCR or audio/video equipment using the SCART port located at the rear of your LCD TV as shown
below.

Source-IN

* Acer recommends the following priority for connection types:
HDMI -> DVI -> D-Sub -> COMPONENT -> S-Video - > Composite.

Y

Yellow

Red

White

Blue

Green

S-video

R

W

AV2

AV1

COMPONENT 2

COMPONENT 1

S-VIDEO

RR

W

B G

*COMPONENT

RR

W

B G

COMPONENT 1,2 in

AUDIO

R

W

R

W

AUDIO

S

S-VIDEO

S

Y

Y

AV 1,2 in

COMPOSITE

or

DVD

VCR

STB

or

HDMI

D-Sub

D-Sub

DVI

DVI

DVID-Sub

B

G

S

Acer.TV.US.indb 8 6/22/2006 11:25:04 AM