Acer P235H Full HD LCD Monitor Owner’s Manual

June 10, 2024
Acer

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Acer P235H Full HD LCD Monitor

Acer-P235H-Full-HD-LCD-Monitor-FIG-product

SPECIAL NOTES ON LCD MONITORS

The following symptoms are normal with an LCD monitor and do not indicate a problem.

NOTES

  • 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 effective pixels of 99.99% or more. It may include blemishes of 0.01% or less such as a missing pixel or a pixel lit all of 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 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.

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

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 environ ment which will probably cause unexpected short currents or damage to rotor devices, HDD, Optical drive, and even exposure risk from the lithium battery pack.

Safe listening
Follow these instructions, suggested by hearing experts, to protect your hearing.

  • 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 adjust.
  • 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.

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.

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.

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
  • take short rests to relax your neck and shoulders
  • avoid tensing your muscles or shrugging your shoulders
  • install the external display, keyboard, and mouse properly and within comfortable reach
  • if you view your monitor more than your documents, place the display at the center of your desk to minimize neck strain

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
  • 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.

Warning! We do not recommend using the product on a couch or bed. If this is unavoidable, work for only short periods, take breaks regularly and do some stretching exercises. For more information and help in recycling, please visit the following websites:

Worldwide

UNPACKING

Please check the following items are present when you unpack the box, and save the packing materials in case you will need to ship or transport the monitor in the future.

Acer-P235H-Full-HD-LCD-Monitor-FIG-1

Attaching / Removing the Base

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.

Install:
Align the base with the stand and push the base towards the top of the monitor.

Remove:
Depress the release hooks as indicated first before removing the base and follow the arrow direction to remove it.

SCREEN POSITION ADJUSTMENT

In order to optimize the best viewing position, you can adjust the tilt of the monitor by using both of your hands to hold the edges of the monitor as shown in the figure below. The monitor can be adjusted to 15 degrees up or 5 degrees down as indicated by the arrow below.

CONNECTING THE POWER CORD

  • Check first to make sure that the power cord you use is the correct type required for your area.

  • This monitor has a universal power supply that allows operation in either 100/120V 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 another end into a proper 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 (outside of the U.S.):
    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.

SAFETY PRECAUTION

  • Avoid placing the monitor, or any other heavy object, on the power cord to avoid damage to the cable.
  • Do not expose the monitor to rain, excessive moisture, or dust.
  • Do not cover the ventilation slots or openings of the monitor. Always put the monitor in a place where there is adequate ventilation.
  • Avoid placing the monitor against a bright background or where sunlight or other light sources may reflect on the face of the monitor. Place the monitor just below eye level.
  • Handle with care when transporting the monitor.
  • Refrain from giving shock or scratch to the screen, as the screen is fragile.

CLEANING YOUR MONITOR

Please carefully follow the below guidelines when cleaning the monitor.

  • Always unplug the monitor before cleaning.
  • Use a soft cloth to wipe the screen and cabinet front and sides.

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 LED Light
  • ON Blue
  • Power Saving Mode 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 the Active OFF state back to the ON state is around 3 seconds.

DDC
To make your installation easier, the monitor is able to Plug and Play with your system if your system also supports the DDC protocol. The DDC (Display Data Channel) 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. +5V
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

P IN

| Meaning

TM DS Data2-

| PIN

| Meaning

NC

---|---|---|---
2.| TM DS Data2+| 14.| +5V Power
3.| TM DS Data 2/4 Shield| 15.| Logic Ground
4.| NC| 16.| Hot Plug Detect
5.| NC| 17.| TM DS Data0-
6.| DDC Clock| 18.| TM DS Data0+
7.| DDC Data| 19.| TM DS Data 0/5 Shield
8.| NC| 20.| NC
9.| TM DS Data1-| 21.| NC
10.| TM DS Data1+| 22.| TM DS Clock Shield
11.| TM DS Data 1/3 Shield| 23.| TM DS Clock+
12.| NC| 24.| DDC TM DS Clock-

19-Pin color display signal

P IN Meaning P IN Meaning
1. TMDS Data 2+ 10. TMDS Clock +
2. TMDS Data2 Shield 11. TMDS Clock Shield
3. TMDS Data 2– 12. TMDS Clock –
4. TMDS Data 1+ 13. CEC
5. TMDS Data 1 Shield 14. Reserved (N . C . on device)
6. TMDS Data 1– 15. SCL
7. TMDS Data 0+ 16. SD A
8. TMDS Data 0 Shield 17. D D C /C EC G round
9. TMDS Data 0– 18. + 5 V Po w er
    19. Hot Plug Detect

only for certain models

Standard Timing Table

__

Mode

|  | __

Resolution

|
---|---|---|---
1| VGA| 640×480          60| Hz
2| MAC| 640×480        66.66| Hz
3| VESA| 720×400          70| Hz
4| SVGA| 800×600          56| Hz
5| SVGA| 800×600          60| Hz
6| XGA| 1024×768         60| Hz
7| XGA| 1024×768         70| Hz
8| VESA| 1152×864         75| Hz
9| WXGA| 1280×800         60| Hz
10| SXGA| 1280×1024        60| Hz
11| WXGA+| 1440×900         60| Hz
12| UXGA| 1920×1080        60| Hz

INSTALLATION

To install the monitor to your host system, please follow the steps given below:

Steps

  1. Connect Video Cable

  2. Connect Video Cable:
    a. Make sure both the monitor and computer are powered-OFF.
    b. Connect the VGA video cable to the computer.

  3. Digital Cable (Only Dual-Input Model)
    a. Make sure both the monitor and computer are powered-OFF.
    b. Connect one end of the 24-pin DVI cable to the back of the monitor and connect the other end to the computer’s port.

  4. HDMI Cable (Only HDMI-Input Model)
    a. Make sure both the monitor and computer are powered-OFF.
    b. Connect the HDMI cable to the computer.

  5. Connect the Audio Cable(Only Audio-Input Model)(Optional)

  6. Connect power cord: Connect the power cord to the monitor, then to a properly grounded AC outlet.

  7. Power-ON Monitor and Computer: Power-ON the monitor first, then power-ON the computer. This sequence is very important.

  8. If the monitor still does not function properly, please refer to the troubleshooting section to diagnose the problem.

Acer-P235H-Full-HD-LCD-Monitor-FIG-8

USER CONTROLS

Power Switch / Power LED:

To turn the monitor ON or OFF. Lights up to indicate the power is turned ON.

Using the Shortcut Menu

Press the function button to open the shortcut menu. The shortcut menu lets you quickly select the most commonly accessed settings.

Empowering:
Press the Empowering Key to open the Acer eColor Management OSD and access the scenario modes.

AUTO Auto Adjust:
Press this button to activate the Auto Adjustment function. The Auto Adjustment function is used to set the HPos, VPos, Clock, and Focus.

MENU OSD functions
Press this button to activate the OSD menu.

Volume Up / Down
Press to adjust volume (Only Audio-Input Model)(Optional)

INPUT Input Key
Use the Input key to select from different video sources that may be connected to your monitor.

  • (a) VGA input
  • (b) DVI input
  • (c) HDMI input

As you cycle through the sources you will see the following messages on the right top side of the screen to indicate the currently selected input source. It may take 1 or 2 seconds for the image to appear.

VGA or DVI or HDMI
If either VGA or DVI input is selected, but the VGA and DVI cables are not connected, a floating dialog box indicates: “ No Cable C o nnect” or “ No Signal

Acer eColor Management

Operation instructions
  • Step 1: Press the “ “ Key to open the Acer eColor Management OSD and access the scenario modes
  • Step 2: Press “ LEFTorRIGHT ” to select the mode
  • Step 3: Press the “ AUTO ” Key to confirm the mode and run Auto Adjust.
Features and Benefits

Acer-P235H-Full-HD-LCD-Monitor-FIG-16

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

  1. Press the MENU key to bring up the OSD.
  2. Using the LEFT / RIGHT keys, select Picture from the OSD. Then navigate to the picture element you wish to adjust.
  3. Use the LEFT / RIGHT keys to adjust the sliding scales.
  4. The Picture menu can be used to adjust the current Brightness, Contrast,
  5. Colour Temp, Auto Config, and other image-related qualities.

Adjusting the OSD position

  1. Press the MENU key to bring up the OSD.
  2. Using the directional keys, select OSD from the on-screen display. Then navigate to the feature you wish to adjust.

Adjusting the setting

  1. Press the MENU key to bring up the OSD.
  2. Using the LEFT / RIGHT keys, select Setting from the OSD. Then navigate to the feature you wish to adjust.
  3. The Setting menu can be used to adjust the screen Menu Language and other important settings.

Product information

Acer-P235H-Full-HD-LCD-Monitor-FIG-23

  1. Press the MENU key to bring up the OSD.
  2. Using the LEFT / RIGHT 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.

(VGAMode)

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 the AC power cord is properly connected to the monitor.
LED displays amber color| ·             Check if the video signal cable is properly connected at the back of the monitor.
·             Check if the power of the computer system is ON.

Abnormal Picture

| Unstable Picture| ·             Check if the specification of the graphics adapter and monitor is in compliance which may be causing the input signal frequency mismatch.
The display is missing, center shift, or too small or too large in display size| ·             Using OSD, adjust RESOLUTION, CLOCK, CLOCK-PHASE, H-POSITION, and V- POSITION with non-standard signals.

·             Using OSD, in case of missing full-screen images, please select another resolution or other vertical refresh timing.

·             Wait for a few seconds after adjusting the size of the image before changing or disconnecting the signal cable or powering OFF the monitor.
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.

(DVI Mode)

Problems

No Picture

|

Current Status

LED ON

|

Remedy

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

---|---|---
LED OFF| ·             Check the power switch.
·             Check if the AC power cord is properly connected to the monitor.
LED displays amber color| ·             Check if the video signal cable is properly connected at the back of the monitor.

·             Check if the power of the 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.

Declaration of Conformity

We, Acer Incorporated 8F, 88, Sec. 1, Hsin Tai Wu Rd., Hsichih, Taipei Hsien 221, Taiwan

Contact Person: Mr. Easy Lai

Hereby declare that:

  • Product: 23” LCD Monitor
  • Trade Name: Acer
  • Model Number: P235H
  • SKUNumber: P235H xxx (“ x ” = 0~9, a ~ z, A ~ Z or Blank)

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: 2006, AS/NZS CISPR22: 2006, ClassB
  • EN55024: 1998 + A1: 2001 + A2: 2003
  • EN61000-3-2: 2006, ClassD
  • EN61000-3-3: 1995 + A1: 2001+ A2: 2005

Low Voltage Directive 2006/95/EC as attested by conformity with the following

harmonized standard: EN60950-1: 2001 + A11: 2004 RoHS Directive 2002/95/EC on the Restriction of the Use of certain Hazardous Substances in Electrical and Electronic Equipment Year to begin affixing CE marking 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: 23” LCDMonitor
  • Trade Name: Acer
  • Model Number: P235H
  • SKU Number: P235H xxx (“x” = 0~9, a ~ z, A ~ Z or Blank)
  • Name of Responsible Party: Acer America Corporation
  • Address of Responsible Party: 333 West San Carlos St. San Jose, CA 95110 U. S. A.
  • Contact Person: Acer Representative
  • Phone No.: 254-298-4000
  • Fax No.: 254-298-4147

FAQ’s

What is the viewing angle of the Acer monitor?

The fully ergonomic stand and 178° wide viewing angle make positioning the monitor and sharing what’s on-screen quick and easy.

Does the Acer LCD monitor have speakers?

Yes, your monitor has inbuilt speakers.

How long does Acer monitor last?

On average, a computer monitor will last anywhere from 30,000 to 60,000 hours.

How do I set up my Acer LCD monitor?

Connect the signal cable to the HDMI (optional) and /or DP (optional) input socket of the monitor, and the HDMI (optional) and /or DP (optional) output socket of the graphics card on the computer. Then tighten the thumbscrews on the signal cable connector.

Can you adjust Acer monitor height?

In order to optimize the best viewing position, you can adjust the height/tilt of the monitor. After pressing the top of the monitor then you can adjust the height of the monitor.

How do I change the direction of my Acer monitor?

Press and hold “Ctrl-Alt” on your keyboard; then press the “Up,” “Down,” “Right” or “Left” arrow keys to rotate the image on the computer monitor.

Can an Acer LCD monitor be used as a TV?

Yes, you can, but you will need ports for RCA and digital sound cables, depending on what kind your cable box uses.

Does Acer monitor have a power cord?

This power cord is used with the majority of Acer Desktop and/or Monitor products or their AC Adapters.

Does an Acer LCD monitor have Bluetooth?

While you can connect this monitor to a gaming console via HDMI, this monitor does not have Bluetooth or USB to connect peripherals.

Does Acer make a good monitor?

Their monitors are also versatile, as you can get a gaming model with good office features and performance, which is great if you work during the day and game at night with your at-home setup. Another thing Acer excels at is ergonomics, as most of its models come with an easily-adjustable stand.

Is Acer monitor LED or LCD?

Acer Aopen 20CH1Q 19.5-Inch (49.53 Cm) HD Backlit LED LCD 1366 X 768 Pixels Monitor I 200 Nits Brightness I 5MS Response, 60Hz Refresh Rate I HDMI and VGA Connectivity (Black)

How do I clean my Acer LCD monitor?

If dust is the only thing on your screen, a quick wiping should be enough to clean it. Take the microfiber cloth and gently brush the screen in long motions. We cannot stress enough that you should be gentle: Pressing too hard on the screen could damage the pixels within.

How do I turn off my Acer LCD monitor?

1, 2 Power button/ indicator Turns the monitor on/off. Blue indicates power on. Amber indicates standby/power saving mode.

Does the Acer LCD monitor have a USB port?

As the specs show, this monitor has 4 USB ports to connect peripherals.

Where is the power button on Acer monitor?

The power button is the right-most button closest to the right side of the monitor.

Do monitors need power?

All computer monitors have at least two cables, a power cable and a data cable. The power cable connects to the power outlet, or better, a surge protector, and is what allows the monitor to turn on.

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