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****** Page 1 ****** Acer LCD Monitor User Guide

****** Page 2 ****** Copyright 0 2017. Acer Incorporated. All Rights Reserved. Acer LCD Monitor User Guide Original Issue: 10/2017 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. Acer LCD Monitor User Guide 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.

****** Page 3 ****** 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. Special notes on LCD monitors The following are normal 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 slightly 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 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. Cleaning your monitor Please carefully follow these guidelines when cleaning the monitor: Always unplug the monitor before cleaning. Use a soft cloth to wipe the screen and cabinet front and sides.

****** Page 4 ****** 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 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 volume until you can hear it clearly and comfortably and without distortion. After setting the volume level, do not increase it after your ears have adjusted. Limit the amount of time listening to music at high volume. Avoid turning up the volume to block out noisy surroundings. Turn the volume down if you can’t hear people speaking near you. 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. To avoid dmage 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 internal devices. The adapter is only used for this monitor, do not be used for other purposes. 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.

****** Page 5 ****** 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 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, 4.6 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

****** Page 6 ****** 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 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. 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: acer-group.com/public/Sustainability/sustainability01.htm Visit mm-acer-group.com for further information on the features and benefits of our other products. 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 wWN.acer-group.com/public/Sustainability/ sustainability01 .htm

****** Page 7 ****** 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. 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 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 burning or tingling sensation • aching, soreness or tenderness pain, swelling or throbbing stiffness or tightness coldness or weakness 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 your 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 staying too long in one fixed posture • avoid slouching forward and/or leaning backward stand up and walk around regularly to remove the strain on your leg muscles

****** Page 8 ****** 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 monitor and focusing on a istant point. Blink frequently to keep your eyes from drying out. Display Keep your display clean. Keep your head at a higher level than the top edge of the display so your eyes point downward when looking at the middle of the display. Adjust the display brightness and/or contrast to a comfortable level for enhanced text readability and graphics clarity. Eliminate glare and reflections by: placing your 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 changing the display’s viewing angle using a glare-reduction filter using a display visor, such as a piece of cardboard extended from the display’s top front edge Avoid adjusting your display to an awkward 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.

****** Page 9 ****** acer Acer Incorporated 88, sec. 1, Rd, Xiåi New Taipei City 221, Tail’,an Declaration of Conformity Acer Incorporated 8F, 88, Sec. 1, Xintai 5th Rd. Xizhi, New Taipei City 221, Taiwan And, Acer Italy s.r.l. Via Lepetit, 40, 20020 Lainate (U Italy Tel: +39-02-939-921 ,Fax: +39-02 9399-2913 MAIN.acer.it Product: Trade Name: Model Number: SKU Number: LCD Monitor Acer B277K B277K (“x” = 0—9, a z, A Z, or blank) We, Acer Incorporated, hereby declare under our sole 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: E EMC Directive: 2014/30/EU EN Class B EN 61000-3-2:2014 Class D E LVD Directive: 2014/35/EU E EN 60950-1 E RoHS Directive: 2011/65/EU EN 50581:2012 E ErP Directive: 2009/125/EC Regulation (EC)N0. 1275/ 2008; EN 50564:2011 Year to begin affixing CE marking: 2017. RU Jan / Sr. Manager Acer Incorporated (Taipei, Taiwan) EN 55024:2010 EN 61000-3-3:2013 Nov.10,2017 Date

****** Page 10 ****** acer 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 wvm.acer.com c Federal Communications Commission Declaration of Conformity 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. The following local Manufacturer /lmporter is responsible for this declaration: Product: Model Number: SKU Number: Name of Responsible Party: Address of Responsible Party: Contact Person: Phone No.: Fax No.: LCD Monitor B277K B277K xxxxxx (“x” = 0—9, a z, or A — Z) Acer America Corporation 333 West San Carlos St. Suite 1500 San Jose, CA 95110 Acer Representative 254-298-4000 254-298-4147

****** Page 11 ****** Information for your safety and comfort Safety instructions Special notes on LCD monitors Cleaning your monitors Accessibility Safe listening Warnings Using electrical power Product servicing Potentially explosive environments Additional safety information IT Equipment Recycling Information Disposal instructions LCD pixel statement Tips and information for comfortable use Finding your comfort zone Taking care of your vision Developing good work habits Declaration of Conformity Federal Communications Commission Declaration of Conformity Unpacking Attaching the base (for selected models) Screen position adjustment Connecting the adapter and AC Power cord Power saving Display Data Channel (DDC) Connector pin assignment 19-pjn color display signal cable 20-pjn color display signal cable 20-pjn color Mini-DP cable* Standard timing table Installation Users controls Panel controls Using the Shortcut Menu The Function page Troubleshooting Mini DP/HDMI/DP Mode (Optional) iii vi vi vi vi vii vii vii viii viii ix x 1 2 3 3 4 4 5 5 6 7 8 8 9 10 15 15

****** Page 12 ****** Unpacking Please check that 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 DP Cable (Optional) Audio Cable (Optional) USB cable Quick start guide (Optional) USER GUIDE HDMI cable AC Power cord (Optional) Mini DP Cable (Optional)

****** Page 13 ****** SCREEN POSITION ADJUSTMENT In Oder to optimize the best viewing position, you can adjust the height/tilt of the monitor. Height Adjustment After pressing the top of the monitor then you can adjust the height of the monitor. 120mm Tilt Please see the illustration below for an example of the tilt range. Only at the highest point can 25 degrees of recline be offered for the angle of elevation. -50 250

****** Page 14 ****** Swivel With the built-in pedestal, you can swivel the monitor for the most comfortable viewing angle. 450 Monitor Pivot 450 Before rotating the display,lift it to the top position and then push it back to the utmost degree. Rotate clockwise or counter-clockwise until the monitor stops at ± 900 900 900

****** Page 15 ****** Connecting the adapter and AC Power cord Check first to make sure that the power cord you use is the correct type required for your area. The monitor has a universal power supply that allows operation in either 100/120 V AC or 220/240 V AC voltage area. No user-adjustment is required. Plug one end of the AC power cord to the Adapter, and plug the other end into an AC outlet. For units using 120 VAC: Use a UL-listed cord set, type SVT wire and plug rated 10 A/ 125 V. For units using 220/240 V AC: Use a cord set consisting of H05VV-F cord and plug rated 10 A/250 V. The cord set should have the appropriate safety approvals for the country in which the equipment will be installed. Power saving The monitor will be driven into “Power Saving” mode by the control signal from the display controller, as indicated by the amber-color power LED. State ON Power Saving Mode LED Light Blue Amber The power saving states will be kept until a control signal has been detected or the keyboard or mouse is activated. The recovery time from Active OFF state back to ON state is around 3 seconds.

****** Page 16 ****** Display Data Channel (DDC) To make installation easier, so long as your system supports the DDC protocol, the monitor is able to plug-and-play. The DDC is a communication protocol through which the monitor automatically informs the host system about its capabilities; for example, supported resolutions and corresponding timing. The monitor supports the DDC2B standard. 20-pin color display signal cable PIN No. 1 3 5 7 9 11 13 15 17 19 Description ML Lane 0+ ML Lane O- GND ML Lane 2+ ML Lane 2- GND KONFIGI AUX CH+ AUX CH- Return PIN No. 2 4 6 8 10 12 14 16 18 20 Description GND ML Lane 1+ ML Lane 1- GND ML Lane 3+ ML Lane 3- CONFIG2 GND Hot Plug DP PWR

****** Page 17 ****** 19-pin color display signal cable TMDS Data2+ 1917151311 9 7 5 3 1 1816141210 8 6 4 2 Description PIN No. 1 3 5 7 9 11 13 15 17 19 PIN No. 2 4 6 8 10 12 14 16 18 PIN No. 2 4 6 8 10 12 14 16 18 20 Description TMDS TMDS TMDS TMDS Data2- Datal Shield DataO+ Data0- TMDS TMDS TMDS TMDS TMDS Data2 Shield Data 1+ DataO Shield Clock+ TMDS Clock Shield CEC SCL DDC/CEC Ground Hot Plug Detect 20-pin color Mini-DP cable* 19 PIN No. 1 3 5 7 9 11 13 15 17 19 Description ML Lane 0+ ML Lane O- GND ML Lane 2+ ML Lane 2- GND KONE-IGI AUX CH+ AUX CH- Return TMDS Clock- Reserved (N.C. on device) SDA +51/ Power Description GND ML Lane 1+ ML Lane 1- GND ML Lane 3+ ML Lane 3- CONFIG2 GND Hot Plug DP PWR

****** Page 18 ****** Standard timing table MODE 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 VGA MAC VESA SVGA SVGA XGA XGA VESA SXGA VESA WXGA WXGA+ WSXGA+ UXGA QI-ID QI-ID I-JHD UHD VESA MODE Resolution 640×480 640×480 720×400 800×600 800×600 1024×768 1024×768 1152×864 1280×1024 1280×720 1280×800 1680×1050 1920×1080 2560×1440 2560×1440 3840×2160 3840×2160 60Hz 66.66Hz 70Hz 56Hz 60Hz 60Hz 70Hz 75Hz 60Hz 60Hz 60Hz 60Hz 60Hz 60Hz 75Hz 60Hz 30Hz 60Hz

****** Page 19 ****** Installation 1 2 3. 4. 5. 6. Turn off your computer and unplug your computer’s power cord. Connect the signal cable to the Mini DP and /or HDMI (optional) and ‘or DP (optional) input socket of the monitor, and the Mini DP and lor HDMI (optional) and lor DP (optional) output socket of the graphics card on the computer. Then tighten the thumbscrews on the signal cable connector. Connect the USB Cable(Optional) Connect the USB 30 cable to port for fast charge Connect the USB 3.0 cable to port. Optional: Connect the audio input socket (AUDIO IN) of the LCD monitor and the line-out port on the computer with the audio cable. Insert the monitor power cable into the power port at the back of the monitor. Connect the power adapter and power cord to the monitor, then to a properly grounded AC outlet. IiU:n Note: Audio output is only for audio output model. Please check user manual for more instruction.

****** Page 20 ****** User Controls 1 2 3 4 External controls 1 2 3 4 5 Power button Function key Function key Function key Function key Turns the monitor onloff.Blue indicates power on. Amber indicates standby/ power saving mode. a. b. a. b. a. b. a. b. Press to view Main page. Press again to enter hotkeyl function. When the Function Menu is active, press this key to view the basic information for your monitor and current input or reset the custom color settings to the factory defaults. Press to view Main page.Press again to enter hotkey2 function. When the Function Menu is active, press this button to select select scenario mode or game mode . Press to view Main page.Press again to enter Input select function. When the Function Menu is active, this button will quit the OSD. Press to view Main page.Press again to enter next function in the Function Menu. The single toggle button on the backside of the Display bezel operates like a joystick. To move the cursor, simply toggle the button in four directions. Press the button to select desired option. Bright gray indicates operable. Dark gray indicates inoperable. VESA Adaptive SYNC (HDMI/DP): It can allow a VESAAdaptive SYNC supported graphics source to dynamically adjust display refresh rate based on typical content frame rates for power efficient, virtually stutter free and low-latency display update.

****** Page 21 ****** Using the Shortcut Menu Note: The following content is for general reference only. Actual product specifications may vary. The OSD (onscreen display) can be used to adjust the settings of your LCD monitor. Press the MENU key to open the OSD. You can use the OSD to adjust the picture quality, OSD position and general settings. For advanced settings, please refer to following page: Main page Mode Standard Brightness 65 Input HDMII Menu 2. 3. 4. Hot Keyl Modes, Brightness, Volume, Gamma, Contrast, Blue Light, Over Drive Hot Key2 Modes, Brightness, Contrast, Volume, Gamma, Blue Light, Over Drive Hot Key3 Input Switch Hot Key Main Menu Hot keyl (default: Standard mode) To choose scenario Standard, ECO, Graphics, Movie) Standard Move Modes Reading Darkroorn Graphics User Movie Hot key2 (default: Brightness) Open the Brightness control and select your preferred brightness setting done, press the joystick to quit current page and store. Brightness 80 Adjust When you are

****** Page 22 ****** Selecting the input Open the Input control and select HDMI 1, HDM12, Mini DP IDP orAuto Source. When you are done, press the joystick to exit current page and store. Input Input Auto Source Move HDMI On 40>OK Main menu 1. 2. 3. Press the MENU key to open the OSD. Toggle the joystick to the up or down to select Picture from the OSD. The toggle to the right to navigate to the element you wish to adjust and press the joystick to enter it. Toggle the joystick to the left or right to adjust the sliding scales. Information Hot Key O — : Show Monitor Information and Reset control function. Modes Hot Key To change Modes Hot Key menu. Exit Hot Key X— : To exit current page and store. Picture cob, Perfornurxe Liølt 1. 2. 3. 4. 5. Press the MENU key to open the OSD. Toggle the joystick to the up or down to select Picture from the OSD.Then toggle to the right to navigate to the element you wish to adjust and press the joystick to enter it. Toggle to the left or right to adjust the sliding scales. The Picture menu can be used to adjust the Brightness, Contrast, Black Boost, Blue Light, ACM,Super Sharpness. Brightness: Adjust the brightness from O to 100.

****** Page 23 ****** 6. 7. 8. 9. 10. 11. Note: Adjusts the balance bewveen light and dark shades. Contrast: Adjust the contrast from 0 to 100. Note: Sets the degree of difference between light and dark areas. Black Boost: Adjust the black level from 0 to 10. Enhances shadows by increasing the brightness without changing lighter shades. Blue Light: Filters out blue light to protect your eyes by adjusting how much blue light is shown — 80%, 70%, 60%, or 50%. Note: A higher value allows more blue light to pass through, so in order to achieve the best protection, please select a lower value, of which 50% is in the best state and has been tested by TÜV Rheinland and meet the requirements of TÜV Rheinland’s “Low Blue Light Content” standard. ACM: Turn ACM on or off. Note: Set to ‘On”, will be based on the current screen to dynamic contrast adjustment. HDR: can control off and auto, the default is off, set to auto will automatically detect and deal with HDR signal. ORMAL – NO OR HOR process h; Note: 1. When HDR = Auto, the Modes will also be automatically set to “HDR”. 2. When HDR = Auto, some parameters Gamma, Contrast, Blue Light, Black Boost… ) functions is gray out and disable, and if you change other adjustable parameters, the “Modes” will not jump to “User” Mode. Super Sharpness: Turn the Super Sharpness On or Off. Super Sharpness technology can simulate high-resolution images by boosting the pixel density of the original source to make images sharper and clearer..

****** Page 24 ****** Color Perfumence cob, Perfumence Ternp. B Gein Spece Gray.sc:ü e ‘-axis 6-ax.ä %turate 2. 3. 4. 5. 6. 7. 8. 9. 10. Press the MENU key to open the OSD. Toggle the joystick to the up or down to select Color from the OSD.Then toggle to the right to navigate to the element you wish to adjust and press the joystick to enter it. Toggle to the left or right to adjust the sliding scales. Gamma mode allows you to adjust the luminance tone.The default value is 2.2 (standard value for Windows). Color temperature: Default is warm. You can choose Cool, Normal, Warm, Bluelight or User. Modes: To choose scenario mode. Color Space: You can choose sRGB, EBU, DCL SMPTE-C and Standard. Grayscale Mode: To choose Grayscale mode. 6-axis Hue: Adjust the red, green, blue, yellow, magenta and cyan hue. 6-axis Saturate: Adjust the red, green, blue, yellow, magenta and cyan saturation.

****** Page 25 ****** Audio cob, – Surd’ rd 1. 2. 3. 4. 5. Press the MENU key to open the OSD. Toggle the joystick to the up or down to select Audio from the OSD.Then toggle to the right to navigate to the element you wish to adjust and press the joystick to enter it. Toggle to the left or right to adjust the sliding scales. Volume: Adjust the volume Mute: To choose mute on/off Performance Oer Drive Refreh Rate [3 oso – Ster&rd 1. 2. 3. 4. 5. 6. Press the MENU key to open the OSD. Toggle the joystick to the up or down to select Gaming from the OSD.Then toggle to the right to navigate to the element you wish to adjust and press the joystick to enter it. Toggle to the left or right to control functions. Over Drive: Select Off, Normal or Extreme. Adaptive Sync: To choose Adaptive Sync on/off. Refresh rate num: Display the panel’s current refresh rate on the screen. Note: If Adaptive Sync set “On” you can see the V Frequency to changes in the OSD.

****** Page 26 ****** OSD cob, *tem 050 1. 2. 3. 4. 5. 6. 7. Press the MENU key to open the OSD. Toggle the joystick to the up or down to select OSD from the OSD.Then toggle to the right to navigate to the element you wish to adjust and press the joystick to enter it. Toggle to the left or right to adjust the sliding scales. Language: Set the OSD menu language. OSD timeout: Adjust the delay before turning off the OSD menu. Transparency: Select the transparency when using gaming mode. The transparency can be 00/0 (OFF), 20%, 40%, 60%, or 80%. OSD Lock: To choose OSD lock on/off. Note: OSD Locked: Set the OSD Lock to “On” by the OSD option and press “Enter” to execute the All Key lock function. The “OSD Locked” message will be displayed in the middle of the screen. LED lights will be changed from blue light to orange light. Press any Key screen to prompt “OSD Locked” message. OSD Unlocked: In normal display condition to press the “Navi Key” in the middle of more than 3 seconds to trigger “0SD Unlock”. The “OSD Unlock” message will be displayed in the middle of the screen. LED lights will be restored to blue light.

****** Page 27 ****** System Performer•ce cab, • y Eve HOWI Auto %wce Format Wue PW/ PBP Y•bt Key Level Start Powe U % chuge Eile 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. Press the MENU key to open the OSD. Toggle the joystick to the up or down to select System from the OSD.Then toggle to the right to navigate to the element you wish to adjust and press the joystick to enter it. Toggle to the left or right to control functions. Input: Select the source from HDMII, HDM12, Mini DP, DP. Auto Source: The default is “On”, which can support auto search for signal source in order. Note: Surround application must set Auto Source is “Off’. DP Format: Default is DPI .2, can selection support DPI.I or DPI .2 format. Wide mode: You can select which screen aspect you are using. The options are Aspect and Full. PIP/PBP: Select to set PIP/PBP. Hot Key Assigment: Select the function of shortcut key I(Modes, Volume, Brightness, Gamma, Contrast, Blue Light, Over Drive) and shortcut keys 2 (Modes, Volume, Brightness, Gamma, Contrast, Blue Light, Over Drive). DDC/CI: Allows the monitor settings to be set through the sofWære on the PC. Note: DDC/CI, short for Display Data Channel/Command Interface, which allows monitor controls to be sent via software. HDMI Black level: Select to set HDMI black level.

****** Page 28 ****** 12. 13. Quick start mode: Select Off or On. Turn on to speed up boot speed. Power-off USB Charge: Turn On or Off. Save Setting to…(User mode only) – user St.’ ndud Mode: ECO User Perfum *r.nem Save sefin.s tom 1. 2. 3. Press the MENU key to open the OSD. Toggle the joystick to the up or down to select “Save Setting to…” from the OSD.Then toggle to the right to navigate to the element you wish to adjust and press the joystick to enter it. Save Setting to Game mode: There are five user-defined profiles available. When you have decided what settings suit you, save them and system will be able to recall the settings in the future when you turn on gaming mode

****** Page 29 ****** Troubleshooting Before sending your LCD monitor for servicing, please check the troubleshooting list below to see if you can self-diagnose the problem. Mini DPIHDMI/DP Mode (Optional) Problem No picture visible LED status Blue Off Amber Remedy Using the OSD menu, adjust brightness and contrast to maximum or reset to their default setting. Check the power switch. Check if the AC power cord is properly connected to the monitor. Check if the video signal cable is properly connected at the back of monitor. Check if the computer system is switched on and in power saving/standby mode. If OSD Lock is On, the LED status set Amber. Note: Acer monitor is purposed for video and visual display of information obtained from electronic devices.


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ACER B277K (01) PDF MANUAL

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