HP 25x, 27mx User Guide

User Guide
© Copyright 2018 HP Development Company, L.P. HDMI, the HDMI Logo and High-Definition
Multimedia Interface are trademarks or registered trademarks of HDMI Licensing LLC.
Product notice
This guide describes features that are common to most models. To access the latest user guide, go to
http://www.hp.com/support
, and select your country . Select Find your product, and then follow the on­screen instructions.
First Edition: May 2018 Document Part Number: L29829-001
About This Guide
This guide provides information on monitor features, setting up the monitor, and technical specifications.
WARNING! Indicates a hazardous situation that, if not avoided, could result in death or
serious injury.
CAUTION: Indicates a hazardous situation that, if not avoided, could result in minor or
moderate injury.
NOTE: Contains additional information to emphasize or supplement important points of the
main text.
TIP: Provides helpful hints for completing a task.
This product incorporates HDMI technology.
ii
Contents
1. Getting Started . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Important safety information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Product features and components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Rear components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Front bezel controls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Setting up the monitor. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Installing the monitor base . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Connecting the cables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Adjusting the monitor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Turning on the monitor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Installing a security cable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Mounting the display head . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
2. Using the Monitor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Downloading the monitor drivers. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Using the On-Screen Display (OSD) menu. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Assigning the function buttons . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Using Auto-Sleep Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Adjusting Low Blue Light Mode. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
3. Support and troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Solving common problems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Button lock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Product support. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Preparing to call technical support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Locating the serial number and product number. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
4. Maintaining the monitor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Maintenance guidelines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Cleaning the monitor. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Shipping the monitor. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
iii
A. Technical specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
68.6 cm/27-inch: 2560 x 1440 Model . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
68.6 cm/27-inch: 1920 x 1080 Model . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
62.2 cm/24.5-inch: 1920 x 1080 Model. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Preset display resolutions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
68.6 cm/27-inch: 2560 x 1440 Model . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
68.6 cm/27-inch: 1920 x 1080 & 62.2 cm/24.5-inch: 1920 x 1080 Model. . . . . . . . . . 18
Entering user modes. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Energy saver feature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
B. Accessibility . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Supported assistive technologies. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Contacting support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
iv

1. Getting Started

Important safety information

An AC power cord is included with the monitor . If anothe r cord is used, use only a power source and connection appropriate for this monitor. For information on the correct power cord set to use with the monitor, refer to the Product Notices provided in your documentation kit.
WARNING! To reduce the risk of electric shock or damage to the equipment:
Plug the power cord into an AC outlet that is easily accessible at all times.
Disconnect power from the computer by unplugging the power cord from the AC outlet.
If provided with a 3-pin attachment plug on the power cord, plug the cord into a grounded (earthed) 3-pin outlet. Do not disable the power cord grounding pin, for example, by att aching a 2-pin adapter. The grounding pin is an important safety feature.
For your safety, do not place anything on power cords or cables. Arrange them so that no one may accidentally step on or trip over them.
To reduce the risk of serious injury, read the Safety & Comfort Guide. It describes proper workstation, setup, posture, and health and work habits for computer users, and provides important electrical and mechanical safety information. This guide is located on the Web at http://www.hp.com/ergo.
CAUTION: For the protection of the monitor , as well as the computer, connect all power cords for
the computer and its peripheral devices (such as a monitor, printer, scanner) to some form of surge protection device such as a power strip or Uninterruptible Power Supply (UPS). Not all power strips provide surge protection; the power strips must be specifically labeled as having this ability. Use a power strip whose manufacturer offers a Damage Replacement Policy so you can replace the equipment, if surge protection fails.
Use the appropriate and correctly sized furniture designed to properly support your HP LCD monitor.
WARNING! LCD monitors that are inappropriately situated on dressers, bookcases, shelves,
desks, speakers, chests, or carts may fall over and cause personal injury. Care should be taken to route all cords and cables connected to the LCD monitor so that they
cannot be pulled, grabbed, or tripped over. Be sure that the total ampere ratin g o f th e p roduc ts connected to the AC outlet does not exceed
the current rating of the outlet, and that the total ampere rating of the products connected to the cord does not exceed the rating of the cord. Look on the power label to determine the ampere rating (AMPS or A) for each device.
Install the monitor near an AC outlet that you can easily reach. Disconnect the monitor by grasping the plug firmly and pulling it from the AC outlet. Never disconnect the monitor by pulling the cord.
Do not drop the monitor or place it on an unstable surface.
NOTE: This product is suitable for entertainment purposes. Consider placing the monitor in a
controlled luminous environment to avoid interference from surrounding light and bright surfaces that may cause disturbing reflections from the screen.
1 Getting Started 1

Product features and components

Features
This product is an AMD FreeSync-qualified display, which allows you to enjoy PC gaming with smooth, responsive, tear-free perf or ma n ce whenever a picture changes on the screen. The external source connected to your display must have the FreeSync driver installed.
AMD FreeSync technology is designed to eliminate stuttering and tearing in games and videos by locking a display’s refresh rate to the frame rate of the graphics card. Check with the manufacturer of your component or system for specific capabil ities.
IMPORTANT: AMD Radeon Graphics and/or AMD A-Series APU-compliant displays with
DisplayPort/HDMI Adaptive-Sync required. AMD 15.11 Crimson driver (or newer) required to support FreeSync over HDMI.
NOTE: Adaptive refresh rates vary by display. More information is available at
www.amd.com/freesync. To enable FreeSync on the display, pr ess the Menu button on the monito r to open the on-screen
display menu. Click Color Control, click Viewing Modes, and then click Gaming-FreeSync This guide describes features of the following monitors:
68.58 cm (27-inch) diagonal viewable screen area with 2560 × 1440 resolution, plus full­screen support for lower resolutions; includes custom scaling for maximum image size wh ile preserving original aspect ratio
68.58 cm (27-inch) diagonal viewable screen area with 1920 x 1080 resolution, plus full­screen support for lower resolutions; includes custom scaling for maximum image size wh ile preserving original aspect ratio
62.2 cm (25-inch) diagonal viewable screen area with 1920 x 1080 resolution, plus full­screen support for lower resolutions; includes custom scaling for maximum image size wh ile preserving original aspect ratio
The monitors include the following features:
Anti-Glare panel with an LED backlight
Wide viewing angle to allow viewing from a sitting or standing position, or when moving from side to side
Tilt capability
Pivot capability to rotate the display head from landscape to portrait mode
Swivel and height adjustment capabilities
Removable stand for flexible display head mounting solutions
DP (DisplayPort) video input
HDMI (High-Definition Multimedia Interface) video input
Audio headphone/variable line-out jack
Plug-and-play capability if supported by your operating system
Security cable slot provision on rear of monitor for optional security cable
On-Screen Display (OSD) adjustments in several languages for easy setup and screen optimization
HDCP (High-Bandwidth Digital Content Protection) copy protection on all digital inputs
Energy saver feature to meet requirements for reduced power consumption
TM
.
2 1 Getting Started
NOTE: For safety and regulatory information, refer to the Product Notices provided in your
documentation kit. To locate updates to the user guide for your product, go to http://www.hp.com/supp ort to download the latest versions of HP programs and drivers.
Rear components
Component Function
1 Power connector Connects the power cable to the monitor 2 Audio-out (headphone)
jack
3 HDMI connector Connects the HDMI cable to the monitor 4 DP connector Connects the DP cable to the monitor
Connects headphones to the monitor.
To reduce the risk of pers on al inju ry, adjust the volume before using headphones, earbuds, or a headset. For additional safety information, refer to the Product Notices provided in your documentation kit.
1 Getting Started 3
Front bezel controls
Control Function
1 Menu button Press to open the OSD menu, select a menu item from the OSD,
or close the OSD menu.
2-4 Function buttons Use these buttons to navigate through the OSD menu based on
the indicators next to the buttons that are activated while the OSD menu is open.
You can reconfigure the function buttons in the OSD
menu to quickly select the most commonly used operations. See Assigning the function but tons on
page 12 for more information. 5 Power button Turns the monitor on or off. 6 Power light Green: The monitor is on.
Orange: The monitor is in standby mode.
4 1 Getting Started

Setting up the monitor

Installing the monitor base
CAUTION: Do not touch the surface of the LCD panel. Pressure on the panel may cause non-
uniformity of color or disorientation of the liquid crystals. If this occurs, the screen will not recover to its normal condition.
NOTE: The stand is attached to the display head when the monitor is shipped from the factory.
The monitor is in a portrait view the first time you take it out of the packing box. To obtain a landscape view for the monitor, rotate the stand 90°.
1. Place the monitor face down on a flat and clean surface.
2. Insert the stand base fully into the stand.
3. Lift the screw handle on the back of the base, and fully tighten the screw.
4. Flatten the screw handle by placing it within the recess.
Connecting the cables
NOTE: The monitor ships with select cables. Not all cables shown in this section are included
with the monitor.
1. Place the monitor in a convenient, well-ventilated location near the computer.
2. Connect a video cable.
NOTE: The monitor will automatically determine which inputs have valid video signals. The
inputs can be selected by entering the Input Control (OSD) menu.
1 Getting Started 5
Connect one end of an HDMI cable to the HDMI connector on the rear of th e monitor and the other end to an HDMI connector on the source device.
Connect one end of a DP cable to the DP connector on the rear of the monito r a nd the other end to the DP connector on the source device.
3. Connect one end of the power cord to the monitor and the other end to a grounded AC outlet.
WARNING! To reduce the risk of electric shock or damage to the equipment:
6 1 Getting Started
Do not disable the power cord grounding plug. The grounding plug is an important safety feature. Plug the power cord into a grounded (earthed) AC outlet that is easily accessible at all times.
Disconnect power from the equipment by unplugging the power cord from the AC outlet. For your safety, do not place anything on power cords or cables. Arrange them so that no one
may accidentally step on or trip over them. Do not pull on a cord or cable. When unplugging the power cord from the AC outlet, grasp the cord by the plug.
Adjusting the monitor
1. Tilt the display head forward or backward to set it to a comfortable eye level.
2. Swivel the display head left or right for the best viewing angle.
3. Adjust the monitor’s height to a comfortable position for your individual workstation. The monitor’s top bezel edge should be no higher than eye level. A monitor that is positioned lo w
1 Getting Started 7
and reclined may be more comfortable for users with corrective lenses. The monitor should be repositioned as you adjust your working posture throughout the work day.
4. Y o u can pivot the display head from landscape to portrait orient ation viewing to adapt to you r application.
a Adjust the monitor to full height position and tilt the display head back to full tilt
position.
b Pivot the display head clockwise 90° from landscape to portrait orient ation.
CAUTION: If the monitor is not in full-height and full-tilt position when pivoting, the bottom right
corner of the display head will come in contact with the base and potentially cause damage to the monitor.
NOTE: To view information on the screen in portrait mode, you can install the HP Display
Assistant software from HP website.
8 1 Getting Started
Turning on the monitor
1. Press the Power button on the computer to turn it on.
2. Press the Power button on the bottom of the monitor to turn it on.
When the monitor is powered on, a Monitor Status message is displayed for five seconds. The message shows which input is the current active signal, the status of the auto-switch source setting (On or Off; defa ult setting is On), the current preset screen resolution, and the recommended preset screen resolution.
The monitor automatically scans the signal inputs for an active input and uses that input for the screen.
CAUTION: Burn-in image damage may occu r on m onitor s that d isp lay the sa me static image on
the screen for 12 or more consecutive hours of nonuse. To avoid burn-in image damage on the monitor screen, you should always activate a screen saver application or turn of f the monitor when it is not in use for a prolonged period of time. Image rete ntion is a condition tha t may occur on all LCD screens. A burned-in image is not covered under the HP warranty.
NOTE: If pressing the Power button has no effect, the Power Button Lockout feature may be
enabled. To disable this feature, press and hold the power button for 10 seconds.
NOTE: You can disable the power light in the OSD menu. Press the Menu button on the bottom
of the monitor, and then select Power Control > Power LED > Off.
Installing a security cable
You can secure the monitor to a fixed object with an optional cable lock available from HP.
1 Getting Started 9
Mounting the display head
The display head can be attached to a wall, swing arm, or other mounting fixture.
NOTE: This apparatus is intended to be supported by a UL or CSA Listed wall-mount bracket.
If the monitor is TCO certified, the power cord plugged into the display head must be a shielded power cable. The use of a shielded power cable meets the TCO Certified criteria for display products. For information on TCO requirements, go to www.tcodevelopment.com.
CAUTION: This monitor supports the VESA industry st andard 100 mm mounting holes. To attach
a third-party mounting solution to the display he ad, four 4 mm, 0.7 pitch, and 10 mm long screws are required. Longer screws must not be used because they may damage the di splay head. It is important to verify that the manufacturer’s mounting solution is compliant with the VESA standard and is rated to support the weight of the display head. For best performance, it is important to use the power and video cables provided with the monitor.
Removing the monitor stand
You can remove the display head from the stand to install the display head on a wall, a swing arm, or other mounting fixture.
CAUTION: Before beginning to disassemble the monitor, be sure that the monitor is turned
off and all cables are disconnected.
1. Disconnect and remove all cables from the monitor.
2. Position the monitor facedown on a flat surface covered by a clean, dry cloth.
3. Remove the four screws from the VESA holes located on the rear of the display head.
Attaching the VESA mounting bracket
Install the mounting plate to the wall or swing arm of your choice using the four screws that were removed from the VESA holes on the rear of the display head.
10 1 Getting Started

2. Using the Monitor

Downloading the monitor drivers

You can download the latest version of .INF and .ICM files from the HP monitors support Web site.
1. Go to http://www.hp.com/support.
2. Select Find your product.
3. Follow the on-screen instructions to download the software.

Using the On-Screen Display (OSD) menu

Use the On-Screen Display (OSD) menu to adjust the monitor screen image based on your preferences. You can access and make adjustments in the OSD menu using the buttons on the bottom side of the monitor’s front bezel.
To access the OSD menu and make adjustments, do the following:
1. If the monitor is not already on, press the power button to turn on the monitor.
2. To access the OSD menu, press one of the four bezel buttons to activate the buttons. Then press the Menu button to open the OSD.
3. Use the three function buttons to navigate, select, and adjust the menu choices. The on­screen button labels vary depending on which menu or submenu is active.
The following table lists the menu selections in the OSD menu.
Main Menu Description
Brightness Adjusts the brightness level of the screen. The factory default is 90. Contrast Adjusts the contrast level of the screen. The factory default is 80. Color Control Adjust s colo r te mperatu re, viewing mode s, and u ser color prefer ence. Input Control Selects the video input signal. Image Control Adjusts the screen image and response time. Power Control Adjusts the power settings. Menu Control Adjusts the on-screen display (OSD) and function button controls. Management Returns all OSD menu settings to the factory default settings. Language Selects the language in which the OSD menu is displayed.
The factory default is English. Information Displays important information about the monitor. Exit Exits the OSD menu screen.
2 Using the Monitor 11

Assigning the function buttons

Pressing one of the four front bezel function buttons activates the buttons and displays the icons above the buttons. The factory default button icons and functions are shown below.
Button Function
1 Menu Opens the OSD (on-screen display) menu. 2 Information
(function button 1 ­assignable)
4 Viewing Mode
(function button 2 ­assignable)
5 Next Active Input
(function button 3 ­assignable)
You can change the function buttons from their default values so that when the buttons are activated you can quickly access commonly used menu items.
To assign the function buttons:
1. Press one of the four front bezel buttons to activate the buttons, and then press the Menu button to open the OSD.
2. In the OSD menu, select Menu Control > Assign Buttons and then select one of the available options for the button you want to assign.
NOTE: You can only assign the three function buttons. You can not reassign the Menu button or
the power button.

Using Auto-Sleep Mode

Opens the Information menu.
Adjusts the monitor to a comfortable viewing light.
Switches the monitor’s input source to the next active input.
The monitor supports an OSD option called Auto-Sleep Mode that allows you to enable or disable a reduced power state for the display. When Auto-Sleep Mode is enabled (enabled by default), the monitor will enter a reduced power state when the host PC signals low power mode (absence of either horizontal or vertical sync signal).
Upon entering this reduced power state (sleep mode), the monitor screen is blanked, the backlight is turned off, and the power light indicator turns amber. The monitor draws less than
0.5 W of power when in this reduced power state. The monitor will wake from the sleep mode
when the host PC sends an active signal to the monitor (for example, if you activate the mouse or keyboard).
You can disable Auto-Sleep Mode in the OSD. Press one of the four front bezel function bu ttons to activate the buttons, and then press the Menu button to open the OSD.
1. In the OSD, select Power Control.
12 2 Using the Monitor
2. Select Auto-Sleep Mode.
3. Select Off.

Adjusting Low Blue Light Mode

Decreasing the blue light emitting from the display reduces the blue light exposure to your eyes. The monitor provides a setting to reduce blue light output and create a more relaxing and less stimulating image while reading content on the screen. To adjust your monitor to a comfortable viewing light, follow the steps below.
1. Press the Viewing Mode button.
2. Select your desired setting:
Low Blue Light: TUV certified. Reduces the blue light for improved eye comfort
Night: Adjusts to the lowest blue light and reduces the impact on sleep
Reading: Optimizes blue light and brightness for indoor viewing
3. Select Save and Return to save your setting and close the Viewing Mode menu. Select Cancel if you don’t want to save the setting.
4. Select Exit from the Main menu.
WARNING: To reduce the risk of serious injury, read the Safety & Comfort Guide. It describes
proper workstation setup and provides guid elines for po sture an d work ha bit s tha t increase your comfort and decrease your risk of injury. It also provides electrical and mechanical safety information. This guide is located on the web at http://www.hp.com/ergo.
2 Using the Monitor 13

3. Support and troubleshooting

Solving common problems

The following table lists possible problems, the possible cause of each problem, and the recommended solutions.
Problem Possible Cause Solution
Screen is blank or video is flashing.
Image appears blurred, indistinct, or too dark.
Check Video Cable is displayed on screen.
Input Signal Out of Range is displayed on
screen.
The monitor is off but it did not seem to enter into sleep mode.
On-Screen Menus are Locked is displayed.
Power Button is Locked is displayed.
Power cord is disconnected.
Monitor is off. Press the Power button.
Video cable is improperly connected.
System is in sleep mode.
Video card is incompatible.
Brightness is too low. Open the OSD menu and select Brightness to
Monitor video cable is disconnected.
Video resolution and/or refresh rate are set higher than what the monitor supports.
The monitor's power saving control is disabled.
The monitor’s OSD lock function is enabled.
The monitor’s power button is locked.
Connect the power cord.
NOTE: If pressing the Power button has no effect, press and hold the power button for 10 seconds to disable the Power button lockout feature.
Connect the video cable properly. See Connecting the cables on page 5 for more information.
Press any key on the keyboard or move the mouse to exit sleep mode.
Open the OSD menu and select the Input Control menu. Set Auto-Switch Input to Off and manually select the input.
adjust the brightness scale as needed. Connect the appropriate video signal cable
between the computer and monitor. Be sure that the computer power is off while you connect the video cable.
Change the settings to a supported setting. See Preset display resolutions on page 17 for more information.
Open the OSD menu and select Power Control > Auto-Sleep Mode and set auto-sleep to On.
Press and hold the Menu button on the front beze l for 10 seconds to disable the OSD lockout function.
Press and hold the power button for 10 seconds to disable the power button lock function.
14 3 Support and troubleshooting

Button lock

Holding down the power button or Menu button for ten seconds will lock out the functionality of the buttons. You can restore the functionalities by holding the buttons down again for ten seconds.
Perform the lock functionality only when the monitor is powered on, displaying an active signal, and the OSD is not active.

Product support

For additional information on using your monitor, go to http://www.hp.com/support. Select Find your Product, and then follow the on-screen directions.
Here you can:
Chat online with an HP technician
NOTE: When support chat is not available in a particular language, it is available in English.
Locate an HP service center

Preparing to call technical support

If you cannot solve a problem using the troubleshooting tip s in this section, you may need to call technical support. Have the following information available when you call:
Monitor model number
Monitor serial number
Purchase date on invoice
Conditions under which the problem occurred
Error messages received
Hardware configuration
Name and version of the hardware and software you are using
3 Support and troubleshooting 15

Locating the serial number and product number

The serial number and product number are located on a label on the back of the display. You may need these numbers when contacting HP about the monitor model.
NOTE: You may need to partially pivot the display head to read the label.
16 3 Support and troubleshooting

4. Maintaining the monitor

Maintenance guidelines

Do not open the monitor cabinet or attempt to service this pro duct yourself. Adjust only those controls that are covered in the operating instructions. If the monitor is not opera ting properly or has been dropped or damaged, contact an authorized HP dealer, reseller, or service provider.
Use only a power source and connection appropriate for this monitor, as indicated on the label/back plate of the monitor.
Turn the monitor off when no t in use. You can substantially increase the life expectancy of the monitor by using a screen saver program and turning off the monitor when not in use.
NOTE: Monitors with a “burned-in image” are not covered under the HP warranty.
Slots and openings in the cabinet are provided for ventilation. These openings must not be blocked or covered. Never push objects of any kind into cabinet slots or other openings.
Keep the monitor in a well-ventilated area, away from excessive light, heat, or moisture.
When removing the monitor stand, you must lay the monitor facedown on a soft area to prevent it from getting scratched, defaced, or broken.

Cleaning the monitor

1. Turn off the monitor and disconnect power from the computer by unplugging the power cord from the AC outlet.
2. Dust the monitor by wiping the screen and the cabinet with a soft, clean antistatic cloth.
3. For more difficult cleaning situations, use a 50/50 mix of water and isopropyl alcohol.
CAUTION: Spray the cleaner onto a cloth and use the damp cloth to gently wipe the screen
surface. Never spray the cleaner directly on the screen surface. It may run behind the bezel and damage the electronics.
CAUTION: Do not use cleaners that contain any petroleum-based materials such as benze ne,
thinner, or any volatile substance to clean the monitor screen or cabinet. These chemicals may damage the monitor.

Shipping the monitor

Keep the original packing box in a storage area. You may need it later if you move or ship the monitor.
4 Maintaining the monitor 17

A. Technical specifications

NOTE: The product specifications provided in the user guide might have changed between the
time of manufacturing and delivery of your product. For the latest specifications or additional specifications on this product, go to
http://www.hp.com/go/quickspecs/ and search for your specific monitor model to find the model­specific QuickSpecs.

68.6 cm/27-inch: 2560 x 1440 Model

Display 68.6 cm wide screen 27-inch wide screen Viewable Image Size 68.6 cm diagonal 27-inch diagonal Maximum Weight (Unpacked) 8.2 kg 18.08 lb Dimensions (include base) Height 51.02 cm 20.15 inches Depth 12.08 cm 5.03 inches Width 61.36 cm 24.16 inches Maximum graphic resolution 2560 × 1440 Optimum graphic resolution 2560 × 1440 Environmental Requirements
Temperature Operating Temperature 5 to 35° C 41 to 95° F Storage Temperature -34 to 60° C -29 to 140° F Power Source 100–240 VAC 50/60 Hz Input Terminal HDMI connector
DisplayPort connector

68.6 cm/27-inch: 1920 x 1080 Model

Display 68.6 cm wide screen 27-inch wide screen Viewable Image Size 68.6 cm diagonal 27-inch diagonal Maximum Weight (Unpacked) 8.8 kg 19.40 lb Dimensions (include base) Height 51.02 cm 20.15 inches Depth 12.08 cm 5.03 inches Width 61.36 cm 24.16 inches Maximum graphic resolution 1920 × 1080 Optimum graphic resolution 1920 × 1080 Environmental Requirements
Temperature Operating Temperature 5 to 35° C 41 to 95° F Storage Temperature -34 to 60° C -29 to 140° F Power Source 100–240 VAC 50/60 Hz Input Terminal HDMI connector
DisplayPort connector
16 A Technical specifications

62.2 cm/24.5-inch: 1920 x 1080 Model

Display 62.2 cm wide screen 24.5-inch wide screen Viewable Image Size 62.2 cm diagonal 24.5-inch diagonal Maximum Weight (Unpacked) 7.50 kg 16.53 lb Dimensions (include base) Height 49.26 cm 19.39 inches Depth 20.64 cm 8.13 inches Width 55.73 cm 21.94 inches Maximum graphic resolution 1920 × 1080 Optimum graphic resolution 1920 × 1080 Environmental Requirements
Temperature Operating Temperature 5 to 35° C 41 to 95° F Storage Temperature -34 to 60° C -29 to 140° F Power Source 100–240 VAC 50/60 Hz Input Terminal HDMI connector
DisplayPort connector

Preset display resolutions

The display resolutions listed below are the most commonly used modes and are set as factory defaults. The monitor automatically recognizes these preset modes and they will appear
properly sized and centered on the screen.

68.6 cm/27-inch: 2560 x 1440 Model

Preset Pixel Format Horz Freq (kHz) Vert Freq (Hz)
01 640x480 31.47 59.94 02 640x480 37.50 75.00 03 720x400 31.47 70.08 04 800x600 37.88 60.32 05 800x600 46.88 75.00 06 1024x768 48.36 60.00 07 1024x768 60.24 74.93 08 1024x768 60.02 75.03 09 1280x720 44.77 59.86 10 1280x720 56.46 74.78 1 1 1280x768-R 47.40 60.00 12 1280x800 49.702 59.81 13 1280x800 62.795 74.934 14 1280x1024 63.98 60.02 15 1280x1024 79.98 75.02 16 1440x900-R 55.496 59.901 17 1440x900 55.935 59.887 18 1440x900 70.6 75 19 1600x900-R 60 60 20 1600x1200 75.00 60.00 21 1680x1050 65.29 59.95 22 1680x1050 82.306 75 23 1920x1080-R 66.587 59.934 24 1920x1080 67.158 59.963
A Technical specifications 17
25 1920x1080 67.5 60 26 1920x1080 166.442 143.856 27 1920x1200-R 74.04 59.95 28 1920x1200 74.56 59.89 29 2048x1280-R 78.918 59.922 30 2560x1080 66.636 59.978 31 2560x1440 88.787 59.951 32 2560x1440 104.056 69.923 33 2560x1440 182.817 119.88 34 2560x1440 221.97 143.856

68.6 cm/27-inch: 1920 x 1080 & 62.2 cm/24.5-inch: 1920 x 1080 Model

Preset Pixel Format Horz Freq (kHz) Vert Freq (Hz)
01 640x480 31.469 59.940 02 720x400 31.469 70.087 03 800x600 37.879 60.317 04 1024x768 48.363 60.004 05 1024x768 60.032 75.029 06 1280x1024 63.981 60.020 07 1280x720 45.000 60.000 08 1280x800 49.702 59.810 09 1440x900 55.935 59.887 10 1680x1050 65.290 59.954 11 1920x1080 67.500 60.000 12 1920x1080 95.444 84.915 13 1920x1080 113.187 99.900 14 1920×1080 137.26 119.982 15 1920x1080 166.587 143.981

Entering user modes

The video controller signal may occasionally call for a mode that is not preset if: You are not using a standard graphics adapter. You are not using a preset mode. If this occurs, you may need to readjust the parameters of the monitor screen by using the on-
screen display. Your changes can be made to any or all of these modes and saved in memory. The monitor automatically stores the new setting, and then recognizes the new mode just as it does a preset mode. In addition to the factory preset modes, there are at least 10 user mode s that can be entered and stored.
18 A Technical specifications

Energy saver feature

The monitors support a reduced power state. The reduced power state will be entered into if the monitor detects the absence of either the horizontal sync signal or the vertical sync signal. Upon detecting the absence of these signals, the monitor screen is blanked, the backlight is turned off, and the power light is turned orange. When the monitor is in the reduced power state, the monitor will utilize 0.5 watts of power. There is a brief warm-up period before the monitor will return to its normal operating mode.
Refer to the computer manual for instructions on setting energy saver features (sometimes called power management features).
NOTE: The above power saver feature only works when th e monito r is connecte d to a compu ter
that has energy saver features. By selecting the settings in the monitor's Energy Saver utility, you can also program the monitor
to enter into the reduced power state at a predetermined time. When the monitor 's Energy Saver utility causes the monitor to enter the reduced power state, the power light blinks amber.
A Technical specifications 19

B. Accessibility

HP designs, produces, and markets products and services that can be used by everyone, including people with disabilities, either on a stand-alone basis or with appropriate assistive devices.

Supported assistive technologies

HP products support a wide variety of operating system assistive technologies and can be configured to work with additional assistive technologies. Use the Search feature on your source device that is connected to the monitor to locate more information about assistive features.
NOTE: For additional information about a particular assistive technology product, contact
customer support for that product.

Contacting support

We are constantly refining the accessibility of our products and services and welcome feedback from users. If you have an issue with a product or would like to tell us about accessibility features that have helped you, please contact us at (888) 259-5707, Monday through Friday, 6 a.m. to 9 p.m. Mountain Time. If you are deaf or hard-of-hearing and use TRS/VRS/WebCapTel, contact us if you require technical support or have accessibility questions by calling (877) 656-7058, Monday through Friday, 6 a.m. to 9 p.m. Mountain Time.
20 B Accessibility
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