Acer UM.HX3EE.E04 Instruction manual

Acer LCD Monitor

User's Guide

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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 computer. 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: ___________________________________

Date of purchase: ________________________________

Place of purchase: ________________________________

Acer LCD Monitor User's Guide Original Issue: 01/20

Acer LCD Monitor User's Guide

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.

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iii

Special notes on LCD monitors

The following are n

ormal with the LCD monitor and do not indicate a problem.

•

Due to the nature of

the fluorescent light, the screen may flicker during initial use. Turn off the power switch and then turn it on again to make sure the flicker disappears.

•

You may find sl

ightly uneven brightness on the screen depending on the

desktop pattern you use.

•

The LCD screen has 99.99% or

more effective pixels. It may include

blemishes of 0.01% or less such as a missing pixel or a pixel lit all the time.

•

Due to the nature of

the LCD screen, an afterimage of the previous screen may remain after switching the image, when the same image is displayed for hours. In this case, the screen is recovered slowly by changing the image or turning off the power switch for a few hours.

Information for your safety and comfort

Safety instructions

Read these instru

ctions carefully. Keep this document for future reference.

Follow all warnings and instructions marked on the product.

Cleaning your monitor

Please carefully follow thes

e guidelines when cleaning the monitor:

•

Always unplug

the monitor before cleaning.

•

Use a soft cloth to wipe the screen a

nd cabinet front and sides.

Connecting/disconnecting the device

Observe the following guidelines when connecting and disconnecting power from the LCD monitor:

•

Make sure the monitor is attached

to its base before connecting the power

cord to the AC power outlet.

•

Make sure both the LC

D monitor and the computer are turned off before

connecting any cable or unplugging the power cord.

• If the system has m

ultiple sources of power, disconnect power from the

system by unplugging all power cords from the power supplies.

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Accessibility

Be sure th

at 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 from the equipment, be sure to unplug the power cord from the electrical outlet.

Safe listening

To protect your

hearing, follow these instructions.

•

Gradually increase the vo

lume until you can hear it clearly and comfortably

and without distortion.

•

After setting th

e volume level, do not increase it after your ears have

adjusted.

•

Limit the amount of time listening

to music at high volume.

•

Avoid turnin

g up the volume to block out noisy surroundings.

•

Turn the volu

me down if you can't hear people speaking near you.

Warnings

•

Do not us

e 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 opening

s 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 ob

jects 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.

•

To avoid damage of intern

al components and to prevent battery leakage,

do not place the product on a vibrating surface.

•

Never use it under sporting, exe

rcising, or any vibrating environment which will probably cause unexpected short current or damage internal devices.

Using electrical power

•

This product sho

uld 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 anythin

g 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 thi

s product, make sure that the total

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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 power cord 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 power cord 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, type SPT-2, rated 7 A 125 V minimum, 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

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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.

Potentially explosive environments

Switch off your device in any area with a potentially explosive atmosphere and obey all signs and instructions. Potentially explosive atmospheres include areas where you would normally be advised to turn off your vehicle engine. Sparks in such areas could cause an explosion or fire resulting in bodily injury or even death. Switch off the device near gas pumps at service stations. Observe restrictions on the use of radio equipment in fuel depots, storage and distribution areas; chemical plants; or where blasting operations are in progress. Areas with a potentially explosive atmosphere are often, but not always, marked. They include below deck on boats, chemical transfer or storage facilities, vehicles using liquefied petroleum gas (such as propane or butane), and areas where the air contains chemicals or particles such as grain, dust or metal powders.

Additional safety information

Your device and its enhancements may contain small parts. Keep them out of the reach of small children.

Suitable for use in offices with controlled luminous environments,

IT Equipment Recycling Information

Acer is strongly committed to environmental protection and views recycling, in the form of salvaging and disposal of used equipment, as one of the company's top priorities in minimizing the burden placed on the environment.

We at Acer are very conscious of the environmental effects of our business and strive to identify and provide the best working procedures to reduce the environmental impact of our products.

For more information and help when recycling, please go to this website:

Visit www. .com

for further information on the features and benefits

of our other products.

http://www.acer-group.com/public/Sustainability

acer-group

to avoid disturbing reflections from the screen.

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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

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.

http://www.acer‐group.com/public/Sustainability

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viii

This product has b

een shipped enabled for power management:

•

Activate display’s Sleep mode within 15 m

inutes of user inactivity.

•

Activate comput

er’s Sleep mode within 30 minutes of user inactivity.

•

Wake the compu

ter from Sleep mode by pushing the power button.

Tips and information for co

mfortable use

Computer u

sers may complain of eyestrain and headaches after prolonged use. Users are also at risk of physical injury after long hours of working in front of a computer. Long work periods, bad posture, poor work habits, stress, inadequate working conditions, personal health and other factors greatly increase the risk of physical injury.

Incorrect computer usage may lead to carpal tunnel syndrome, tendonitis, tenosynovitis or other musculoskeletal disorders. The following symptoms may appear in the hands, wrists, arms, shoulders, neck or back:

•

numbness, or a bu

rning or tingling sensation

•

aching, soreness or tend

erness

•

pain, swelling or throbb

ing

•

stiffness

or tightness

•

coldness or we

akness If you have these symptoms, or any other recurring or persistent discomfort and/or pain related to computer use, consult a physician immediately and inform your company's health and safety department.

The following section provides tips for more comfortable computer use.

Finding your comfort zone

Find yo

ur comfort zone by adjusting the viewing angle of the monitor, using a footrest, or raising your sitting height to achieve maximum comfort. Observe the following tips:

•

refrain from s

taying too long in one fixed posture

•

avoid slouch

ing forward and/or leaning backward

• stand up and walk around regularly to remove the strain on your leg

scles

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Taking care of your visi

Long viewing h

ours, wearing incorrect glasses or contact lenses, glare, excessive room lighting, poorly focused screens, very small typefaces and low-contrast displays could stress your eyes. The following sections provide suggestions on how to reduce eyestrain.

Eyes

•

Rest your eyes frequently.

• Give your eyes regular breaks by

looking away from the monitor and

focusing on a distant point.

•

Blink frequently to

keep your eyes from drying out.

Display

•

Keep your displa

y clean.

•

Keep your head at a hig

her level than the top edge of the display so your

eyes point downward when looking at the middle of the display.

•

Adjust the disp

lay brightness and/or contrast to a comfortable level for

enhanced text readability and graphics clarity.

•

Eliminate glar

e and reflections by:

•

placing yo

ur display in such a way that the side faces the window or

any light source

•

minimizing room

light by using drapes, shades or blinds

•

using a task light

•

cha

nging the display'

s viewing angle

•

using a glare-reduction

filter

•

using a disp

lay visor, such as a piece of cardboard extended from the

display's top front edge

•

Avoid adjust

ing your display to an awkward viewing angle.

•

oid

look

ing

at bright light sources, such as open windows, for extended

periods of time.

Developing

good work habits

Develop the following work h

abits to make your computer use more relaxing

and productive:

•

Take short breaks regularly and often.

•

Perform some stretching exercises.

• Breathe fresh air as often as possible

•

Exercise regular

ly and maintain a healthy body.

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