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17

TROUBLE SHOOTING

Before sending your LCD monitor for servicing, please check the trouble-
shooting list below to see if you can self-diagnose the problem.

(

VGA/

HDMI Mode)

Problems

Current Status

 

Remedy

No Picture

LED ON

Using OSD, adjust brightness 
and contrast to maximum or 
reset to their default settings. 

LED OFF

Check the power switch. 

Check if AC power cord is 
properly connected to the 
monitor. 

LED displays amber color

Check if video signal cable is 
properly connected at the back 
of monitor. 

Check if the power of computer 
system is ON. 

Abnormal Sound

(Only Audio-Input 

model)

(Optional)

No sound, or sound level 

is too low

Check the audio cable with the 
host PC is connected. 

Check if the volume setup of the 
host PC is in minimum position 
and try to raise the volume 
level. 

Summary of Contents for ED272

Page 1: ...Acer LCD Monitor User s Guide ...

Page 2: ...vided 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 t...

Page 3: ...g the image or turning off the power switch for a few hours Information for your safety and comfort Safety instructions Read these instructions carefully Keep this document for future reference Follow all warnings and instructions marked on the product Cleaning your monitor Please carefully follow these guidelines when cleaning the monitor Always unplug the monitor before cleaning Use a soft cloth...

Page 4: ...ided 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 ...

Page 5: ...re 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 interf...

Page 6: ...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 IT Equipment Rec...

Page 7: ...alfunction This product has been shipped enabled for power management Activate display s Sleep mode within 5 minutes of user inactivity Wake the monitor when it is in Active Off mode move the mouse or press any keyboard key Tips and information for comfortable use Computer users may complain of eyestrain and headaches after prolonged use Users are also at risk of physical injury after long hours o...

Page 8: ...rain on your leg muscles Taking care of your vision Long viewing hours 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 monito...

Page 9: ...rd viewing angle Avoid looking at bright light sources such as open windows for extended periods of time Developing good work habits Develop the following work habits 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 regularly and maintain a healthy body Acer monitor is purp...

Page 10: ...responsibility that the product described above is in conformity with the relevant Union harmonization legislations as below Directive and following harmonized standards and or other relevant standards have been applied EMC Directive 2014 30 EU EN 55022 2010 AC 2011 Class B EN 61000 3 2 2006 A2 2009 Class D EN 55024 2010 EN 61000 3 3 2013 LVD Directive 2014 35 EU EN 60950 1 2006 A11 2009 A1 2010 A...

Page 11: ...ed operation The following local Manufacturer Importer is responsible for this declaration Acer America Corporation 333 West San Carlos St San Jose Suite 1500 CA 95110 U S A Tel 254 298 4000 Fax 254 298 4147 www acer com LCD Monitor Product Model Number SKU Number ED272 xxxxxx x 0 9 a z or A Z Name of Responsible Party Acer America Corporation Address of Responsible Party 333 West San Carlos St Su...

Page 12: ... iv Using electrical power iv Product servicing v Potentially explosive environments vi Additional safety information vi IT Equipment Recycling Information vi Disposal instructions vii LCD pixel statement vii Tips and information for comfortable use vii Declaration of Conformity Federal Communications Commission Declaration of Conformity Unpacking 1 2 3 4 4 4 5 Standard timing table 7 Installation...

Page 13: ...at the following items are present when you unpack the box and save the packing materials in case you need to ship or transport the monitor in the future LCD monitor Quick start guide Adapter D sub cable HDMI cable Optional AC Power cord ...

Page 14: ...to the monitor as illustrated 2 Ensure that the base is screwed tight onto the monitor stand arm Note Remove the monitor and monitor base from its packaging Carefully place the monitor face down on a stable surface use a cloth to avoid scratching the screen ...

Page 15: ...ition adjustment To optimize the viewving position you can adjust the monitor tilt by using both of your hands to hold the edges of the monitor as shown below The monitor can be adjusted to 20 degrees up or 5 degrees down ...

Page 16: ...vals for the country in which the equipment will be installed Power saving The monitor will be switched to power saving mode by the control signal from the display controller as indicated by the amber colored power LED Mode LED light On Green Power saving Amber The power saving mode will be kept until a control signal has been detected or the keyboard or mouse is activated The recovery time from p...

Page 17: ...5 pin color display signal cable PIN No Description PIN No Description 1 Red 9 5 V 2 Green 10 Logic ground 3 Blue 11 Monitor ground 4 Monitor ground 12 DDC serial data 5 DDC return 13 H sync 6 R ground 14 V sync 7 G ground 15 DDC serial clock 8 B ground ...

Page 18: ...aning 1 TMDS Data2 10 TMDS Clock 2 TMDS Data2 Shield 11 TMDS Clock Shield 3 TMDS Data2 12 TMDS Clock 4 TMDS Data1 13 CEC 5 TMDS Data1 Shield 14 Reserved N C on device 6 TMDS Data1 15 SCL 7 TMDS Data0 16 SDA 8 TMDS Data0 Shield 17 DDC CEC Ground 9 TMDS Data0 18 5V Power 19 Hot Plug Detect ...

Page 19: ... 720x400 70 Hz 5 SVGA 800x600 56 Hz 6 800x600 60 Hz 7 800x600 72 Hz 8 XGA 1024x768 60 Hz 9 1024x768 70 Hz 10 VESA 1152x864 75 Hz 11 1280x960 60 Hz 12 SXGA 1280x1024 60 Hz 13 VESA 1280x720 60 Hz 14 WXGA 1280x800 60 Hz 15 1360x768 60 Hz 16 WXGA 1440x900 60 Hz 17 WSXGA 1680x1050 60 Hz 18 UXGA 1600x1200 60 Hz 19 VESA 1920x1080 60 Hz ...

Page 20: ...er This sequence is very important 4 If the monitor does not function properly please refer to the troubleshooting section to diagnose the problem In order to prevent damage to the monitor do not lift the monitor by its base a Make sure both the monitor and computer are switched off b Connect the VGA video cable to the computer c Connect the HDMI Cable Optional only HDMI Input Model 1 Make sure bo...

Page 21: ...le between the OSD options Press to view the OSD Press again to enter a selection in the OSD 2 Auto Exit button When the OSD menu is active press this button to exit the OSD menu When the OSD menu is inactive press this button for two seconds to activate the Auto Adjustment function and the monitor will automatically optimize the display position focus and clock of your display in VGA mode HDMI mo...

Page 22: ...on and general settings For advanced settings please refer to following page Main Page Turn Mode on or off Open the Mode control and turn Mode on or off using the adjustment arrows OFF ON and select which profile to use Please see the OSD section for more information Note The following content is for general reference only Actual product specifications may vary 1 Mode 2 3 Volume 4 Input Switch Mai...

Page 23: ...k one level Selecting the Input Open the input control and select VGA or HDMI When you are done use to go back one level Note Adjustment of the volume control as well as the equalizer to other settings than the center position may increase the ear headphone output voltage and therefore the sound pressure level 11 ...

Page 24: ...te to the picture element you wish to adjust 3 Use the keys to adjust the sliding scales 4 The Picture menu can be used to adjust the Brightness Contrast Black Boost Blue Light ACM H Position V Position Focus and Clock 5 Brightness Adjust the brightness from 0 to 100 6 Contrast adjust the contrast from 0 to 100 7 Black Boost This boosts the amplitude of the dark color levels of the display blacks ...

Page 25: ... wish to adjust 3 Use the keys to adjust the sliding scales Note Higher values allow more blue light through For the best protection select a lower value 4 Gamma mode allows you to adjust the luminance tone The default value is 2 2 standard value for Windows 5 Color temperature Default is warm You can choose Cool Warm Bluelight or User 6 7 6 axis Hue Adjust the red green blue yellow magenta and cy...

Page 26: ...justs the volume Adjusting the OSD 1 Press the MENU key to open the OSD 2 Using the keys select OSD from the OSD Then navigate to the setting you wish to change 3 Use the keys to adjust any sliding scales 4 Language Set the OSD menu language 5 OSD Timeout Adjust the delay before turning the off the OSD menu 6 Transparency Select the transparency when using gaming mode The transparency can be 0 OFF...

Page 27: ... HDMI 6 Auto Source Automatically searches for available input sources 7 8 Wide Mode You can select which screen aspect you are using The options are Full Aspect and 1 1 9 Hot Key Assignment Select the function of Hot Key 1 or Hot Key 2 10 DDC CI Allows the monitor settings to be set through the software on the PC 11 HDMI Black Level You can select the level of blackness under HDMI source The opti...

Page 28: ...oduct information 1 Press the MENU key to open the OSD 2 Using the keys select Information to view the basic information for your monitor and current input 3 Reset Resets all settings to the factory defaults ...

Page 29: ...eir default settings LED OFF Check the power switch Check if AC power cord is properly connected to the monitor LED displays amber color Check if video signal cable is properly connected at the back of monitor Check if the power of computer system is ON Abnormal Sound Only Audio Input model Optional No sound or sound level is too low Check the audio cable with the host PC is connected Check if the...

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