Acer H223HQ LCD Monitor User Guide
- June 10, 2024
- Acer
Table of Contents
Acer H223HQ LCD Monitor
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 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.
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.
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 LCD monitor and the computer are turned off before connecting any cable or unplugging the power cord.
- If the system has multiple sources of power, disconnect power from the system by unplugging all power cords from the power supplies.
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 a 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 the 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 surfaces. 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 damage to 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 currents or damage internal devices.
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.
-
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
- the 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
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.
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.global.acer.com for further information on the features and benefits of our other products.
- http://www.acer-group.com/public/Sustainability/sustainability04.htm
- http://www.acer-group.com/public/Sustainability/sustainability01.htm
Disposal instructions
Do not throw this electronic device into the trash when discarding it. To minimize pollution and ensure the utmost protection of the global environment, please recycle. For more information on the Waste from Electrical and Electronics Equipment (WEEE) regulations, visit http://global.acer.com/about/sustainability.htm
Mercury advisory
For projectors or 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.
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 does not affect the recorded image and does not constitute a malfunction.
This product has been shipped enabled for power management:
- Activate the display’s Sleep mode within 15 minutes of user inactivity.
- Activate the computer’s Sleep mode within 30 minutes of user inactivity.
- Wake the computer from Sleep mode by pushing the power button.
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
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 distant 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
- Use 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.
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.
Declaration of Conformity
We, Acer Incorporated
8F, 88, Sec. 1, Hsin Tai Wu Rd., Hsichih, Taipei Hsien 221, Taiwan Contact
Person: Mr. Easy Lai, E-mail:
easy_lai@acer.com.tw
And, Acer Europe SA
Via Cantonale, Centro Galleria 2 6928 Manno Switzerland
Hereby declare that:
- Product: LCD Monitor
- Trade Name: Acer
- Model Number: H223HQ
- Series Model Type:
- SKU Number: H223HQxxxx (“x” = 0~9, a ~ z, or A ~ Z)
Is compliant with the essential requirements and other relevant provisions of the following EC directives, and that all the necessary steps have been taken and are in force to assure that production units of the same product will continue to comply with the requirements.
EMC Directive 2004/108/EC as attested by conformity with the following harmonized standards:
- EN55022, AS/NZS CISPR22 Class B
- EN55024
- EN61000-3-2, Class D
- EN61000-3-3
Low Voltage Directive 2006/95/EC as attested by conformity with the following harmonized standard: -. EN60950-1
RoHS Directive 2002/95/EC on the Restriction of the Use of certain Hazardous Substances in Electrical and Electronic Equipment:
The maximum concentration values of the restricted substances by weight in the homogenous material are:
Lead | 0.1% | Polybrominated Biphenyls (PBBs) | 0.1% |
---|---|---|---|
Mercury | 0.1% | Polybrominated Diphenyl Ethers (PBDEs) | 0.1% |
Hexavalent Chromium | 0.1% | Cadmium | 0.01% |
Directive 2005/32/EC of the European Parliament and of the Council with regard to Eco-design Requirements. Year to begin affixing CE marking 2009.
Year to begin affixing CE marking 2009.
Easy Lai /Manager Regulation, Acer Inc. Date Oct. 21, 2009
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/importer is responsible for this declaration:
- Product name: LCD Monitor
- Model number: H223HQ (“x” = 0 – 9, a – z, or A – Z or blank)
- SKU Number: H223HQxxx (“x” = 0 – 9, a – z, or A – Z or blank)
- Name of responsible party: Acer America Corporation
- Address of responsible party: 333 West San Carlos St.San Jose, CA 95110 USA
- Contact person: Acer Representative
- Tel: 1-254-298-4000
- Fax: 1-254-298-4147
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.
Attaching the base (for selected models)
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.
- Attach the monitor stand arm to the base.
- Ensure that the base is locked onto the monitor stand arm.
Note: Take care when installing to avoid injuring yourself.
Screen position adjustment
To optimize the viewing position, you can adjust the monitor tilt, using both of your hands to hold the edges of the monitor. The monitor can be adjusted to 15 degrees up or 5 degrees down.
Connecting the 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 areas. No user adjustment is required.
- Plug one end of the power cord into the AC inlet, and plug the other end into an AC outlet.
- For units using 120 V AC: 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 an 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 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: White
- 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 “power saving” mode back to “on” is around 3 seconds.
Display Data Channel (DDC)
To make installation easier, so long as your system supports the DDC protocol, the monitor can 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.
Connector pin assignment
15-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 |
24-pin color display signal cable
PIN No. | Description | PIN No. | Description |
---|---|---|---|
1 | TMDS data 2- | 13 | NC |
2 | TMDS data 2+ | 14 | +5 V power |
3 | TMDS data 2/4 shield | 15 | GND (return for +5 V hsync.sync) |
4 | NC | 16 | Hot-plug detection |
5 | NC | 17 | TMDS data 0- |
6 | DDC clock | 18 | TMDS data 0+ |
7 | DDC data | 19 | TMDS data 0/5 shield |
8 | NC | 20 | NC |
9 | TMDS data 1- | 21 | NC |
10 | TMDS data 1+ | 22 | TMDS clock shield |
11 | TMDS data 1/3 shield | 23 | TMDS clock+ |
12 | NC | 24 | DDC TMDS clock- |
19-pin color display signal cable
PIN No. | Description | PIN No. | Description |
---|---|---|---|
1 | TMDS Data2+ | 2 | TMDS Data2 Shield |
3 | TMDS Data2– | 4 | TMDS Data1+ |
5 | TMDS Data1 Shield | 6 | TMDS Data1– |
7 | TMDS Data0+ | 8 | TMDS Data0 Shield |
9 | TMDS Data0– | 10 | TMDS Clock+ |
11 | TMDS Clock Shield | 12 | TMDS Clock– |
13 | CEC | 14 | Reserved (N.C. on device) |
15 | SCL | 16 | SDA |
17 | DDC/CEC Ground | 18 | +5V Power |
19 | Hot Plug Detect |
- only for certain models
Standard timing table
Mode Resolution
1| ****
VGA
| 640×480| 60| Hz
2| 640×480| 72| Hz
3| 640×480| 75| Hz
4| MAC| 640×480| 66.66| Hz
5| VESA| 720×400| 70| Hz
6| ****
SVGA
| 800×600| 56| Hz
7| 800×600| 60| Hz
8| 800×600| 72| Hz
9| 800×600| 75| Hz
10| MAC| 832×624| 74.55| Hz
11| ****
XGA
| 1024×768| 60| Hz
12| 1024×768| 70| Hz
13| 1024×768| 75| Hz
14| MAC| 1152×870| 75| Hz
15| ****
VESA
| 1152×864| 75| Hz
16| 1280×960| 60| Hz
17| ****
SXGA
| 1280×1024| 60| Hz
18| 1280×1024| 75| Hz
19| ****
VESA
| 1280×720| 60| Hz
20| 1280×768| 60| Hz
21| 1280×768| 60| Hz
22| ****
WXGA
| 1280×800| 60| Hz
23| 1360×768| 60| Hz
24| ****
WXGA+
| 1440×900| 60| Hz
25| 1440×900| 75| Hz
26| SXGA+| 1440×1050| 60| Hz
28| ****
WSXGA+
| 1680×1050| 60| Hz
29| 1680×1050| 75| Hz
30| UXGA| 1600×1200| 60| Hz
31| VESA| 1920×1080| 60| Hz
Installation
To install the monitor on your host system, please follow the steps below:
Steps
-
Connect the video cable
a: Make sure both the monitor and computer are switched off.
b: Connect the VGA video cable to the computer.
c: Connect the digital cable (only for dual-input models). -
Make sure both the monitor and computer are switched off.
-
Connect one end of the 24-pin DVI* cable to the back of the monitor and the other end to the computer’s port.
-
Connect one end of the 19-pin HDMI* cable to the back of the monitor and the other end to the computer’s port.
-
Connect the power cord
Connect the power cord to the monitor, then to a properly grounded AC outlet. -
Turn on the monitor and computer
Turn on the monitor first, then the computer. This sequence is very important. -
If the monitor does not function properly, please refer to the troubleshooting section to diagnose the problem
Users control
Front panel controls
Acer eColor Management
Operation instructions
- Press the Empowering Key to open the Acer eColor Management OSD and access the scenario modes.
- Press “LEFT” or “RIGHT” to select the mode.
- Press the Auto-adjust button to confirm the mode and exit Acer eColor Management.
Features and Benefits
Adjusting the OSD settings
Note: The following content is for general reference only. Actual product specifications may vary.
The OSD can be used for adjusting 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 the following page:
Adjusting the picture quality
- Press the Menu key to bring up the OSD.
- Using the “LEFT” or “RIGHT” keys, select Picture from the OSD. Then navigate to the picture element you wish to adjust.
- Use the keys to adjust the sliding scales.
- The Picture menu can be used to adjust the current Brightness, Contrast, Colour Temp, Auto Config, and other image-related qualities.
Adjusting the OSD position
- Press the Menu key to bring up the OSD.
- Using the directional keys, select OSD from the onscreen display. Then navigate to the feature you wish to adjust.
Adjusting the setting
- Press the Menu key to bring up the OSD.
- Using the “LEFT” or “RIGHT” keys, select Setting from the OSD. Then navigate to the feature you wish to adjust.
- The Setting menu can be used to adjust the screen Menu Language and other important settings.
Product information
- Press the Menu key to bring up the OSD.
- Using the keys, select Information from the OSD. Then the basic information of the LCD monitor will show up for current input.
Troubleshooting
Before sending your LCD monitor for servicing, please check the troubleshooting list below to see if you can self-diagnose the problem.
VGA mode
Problem | LED status | Remedy |
---|---|---|
No picture visible | White | Using the OSD, adjust brightness and contrast to |
maximum or reset to their default settings.
| Off| Check the power switch.
Check if the AC power cord is properly connected to the monitor.
| Amber| Check if the video signal cable is properly connected at the back of the monitor.
Check that the computer system is switched on and in power saving/ standby mode.
Unstable picture| | Check if the specification of the graphics
adapter and monitor are complying
which may be causing the input signal
frequency mismatch.
Abnormal picture| The image is missing, off-center, too large, or too small on the screen.| Using the OSD, adjust focus, clock, Position, and V-position with nonstandard signals.
Check the display setting on your
system. In case of a missing image,
please select another resolution or vertical refresh rate.
Wait for a few seconds after adjusting the size of the image before changing or disconnecting the signal cable or switching off the monitor.
DVI/HDMI mode
Problem | LED status | Remedy |
---|---|---|
No picture visible | White | Using the OSD, adjust brightness and contrast to |
maximum or reset to their default settings.
| Off| Check the power switch.
| | Check if the AC power cord is properly connected to the monitor.
| Amber| Check if the video signal cable is properly connected at the back of
the monitor.
| | Check that the computer system is switched on and in power saving/
standby mode.
FAQ’s
Is an HDMI port available on the Acer H223HQ LCD monitor?****
Connect one end of the HDMI cable to the HDMI port on your computer and the other end to the HDMI port on the Acer H223HQ Monitor. The HDMI port on your desktop computer is located near the DVI or VGA connections of your video card on the back of the tower. The HDMI port on a laptop is typically located on the side of the laptop.
Why is my Acer H223HQ LCD monitor not turning on?****
Check that the outlet you’re using isn’t powered by a switch. Check to see if any power lights appear after plugging the monitor into another power source. Remove all power from the monitor to reset its power.
What is the best Acer H223HQ monitor resolution?****
For 32-inch gaming monitors, we recommend 4K resolution. A 24-inch 4K display should theoretically look sharper, but the difference in fidelity will most likely be minor.
Acer H223HQ monitors have what resolution?****
Full HD 1080p resolution brings vibrant colors to life.
What is the most vital component of a monitor?****
The motherboard is the main component, which includes the processor, which is in charge of decoding the signal from a computer’s graphics card.
Is HDMI available on the Acer H223HQ monitor?****
Yes, this monitor comes with an HDMI cable.
Is there a power lead included with the Acer H223HQ monitor?****
This power lead is compatible with the vast majority of Acer Desktop and/or Monitor products, as well as their AC Adapters. This lead is not designed for use with tablet or notebook computers, or with AC adapters. This power lead is compatible with the vast majority of adapters that support Acer Notebook products.
Is it possible to use an Acer H223HQ monitor without a computer?****
Yes! Aside from a PC, you can use your monitor with a variety of devices. From gaming consoles to streaming devices and even cable television! The gist of it is that you can do almost anything with a monitor that you can do with a TV.
Are the Acer H223HQ monitors of high quality?****
Their monitors are also versatile in the sense that you can get a gaming model with good office features and performance, which is ideal if you work during the day and game at night with your at-home setup. Another area in which Acer excels is ergonomics, as most of its models include an easily adjustable stand. Their monitors are also versatile in the sense that you can get a gaming model with good office features and performance, which is ideal if you work during the day and game at night with your at-home setup. Another area in which Acer excels is ergonomics, as most of its models include an easily adjustable stand.
What good is an Acer H223HQ monitor?****
An Acer H223HQ monitor is designed to display video and visual data from electronic devices. The following are normal characteristics of an LCD monitor and do not indicate a problem. The screen may flicker during the initial use due to the nature of the fluorescent light.
How do I put my Acer H223HQ LCD monitor together?****
1. Turn off your computer and unplug the power lead. 2. Connect the signal cable to the monitor’s HDMI (optional) and/or DP (optional) input sockets, as well as the computer’s HDMI (optional) and/or DP (optional) output sockets.
What is the primary function of a monitor?****
It is used to display images, text, video, and graphics data generated by a connected computer via the video card of the computer.
Is Bluetooth available on the Acer H223HQ LCD monitor?****
Bluetooth connectivity is not available on the H223HQ monitor.
Is there a USB port on the Acer H223HQ LCD monitor?****
According to the specifications, this monitor has four USB ports for connecting peripherals.
Is it possible to use an Acer H223HQ LCD monitor as a TV?****
Yes, but you’ll need ports for RCA and digital sound cables, depending on the type of cable box you have.
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