HP 25x User manual

User Guide

© Copyright 2019 HP Development Company,
L.P.
HDMI, the HDMI Logo and High-Denition
Multimedia Interface are trademarks or
registered trademarks of HDMI Licensing LLC.
Windows is either a registered trademark or
trademark of Microsoft Corporation in the
United States and/or other countries.
The information contained herein is subject to
change without notice. The only warranties for
HP products and services are set forth in the
express warranty statements accompanying
such products and services. Nothing herein
should be construed as constituting an
additional warranty. HP shall not be liable for
technical or editorial errors or omissions
contained herein.
Product notice
This guide describes features that are common
to most models. Some features may not be
available on your product. To access the latest
user guide, go to http://www.hp.com/support,
and follow the instructions to nd your
product. Then select User Guides.
First Edition: April 2019
Document Part Number: L57259-001

About This Guide
This guide provides information about monitor features, setting up the monitor, using the software and
technical specications.
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.
IMPORTANT: Indicates information considered important but not hazard-related (for example, messages
related to property damage). Warns the user that failure to follow a procedure exactly as described could
result in loss of data or in damage to hardware or software. Also contains essential information to explain a
concept or to complete a task.
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.
iii

iv About This Guide

Table of contents
1 Getting started ............................................................................................................................................. 1
Important safety information ............................................................................................................................... 1
Product features and components ........................................................................................................................ 2
Features ............................................................................................................................................... 2
Rear components ................................................................................................................................ 3
Setting up the monitor .......................................................................................................................................... 4
Removing the stand’s hinge blocker ................................................................................................... 4
Connecting the cables ......................................................................................................................... 5
Connecting USB devices ...................................................................................................................... 7
Adjusting the monitor ......................................................................................................................... 8
Installing a security cable .................................................................................................................... 9
Storing headphones ............................................................................................................................ 9
Mounting the monitor head .............................................................................................................. 10
Removing the monitor stand .......................................................................................... 10
Attaching the VESA mounting bracket ........................................................................... 11
Turning on the monitor ..................................................................................................................... 12
2 Using the monitor ........................................................................................................................................ 13
Downloading the monitor driver ......................................................................................................................... 13
Using the OSD menu ............................................................................................................................................ 13
Display Mode ........................................................................................................................................................ 14
Using Auto-Sleep Mode ....................................................................................................................................... 14
Using the Sleep Timer .......................................................................................................................................... 15
Using the Power-O Timer .................................................................................................................................. 16
Using the ambient light ....................................................................................................................................... 16
Selecting a faster response time for gaming ...................................................................................................... 17
Adjusting blue light output .................................................................................................................................. 17
Using HP Enhance+ .............................................................................................................................................. 17
Using RGB Gain Control ........................................................................................................................................ 18
Viewing the Frame Rate ....................................................................................................................................... 18
Using Message Timers ......................................................................................................................................... 19
Using the Crosshair feature ................................................................................................................................. 20
Using Multi-Monitor Align .................................................................................................................................... 20
3 Support and troubleshooting ........................................................................................................................ 21
Solving common issues ....................................................................................................................................... 21
v

Button lockouts ................................................................................................................................................... 21
Contacting support .............................................................................................................................................. 22
Preparing to call technical support ..................................................................................................................... 22
Locating the serial number and product number ............................................................................................... 22
4 Maintaining the monitor .............................................................................................................................. 23
Maintenance guidelines ....................................................................................................................................... 23
Cleaning the monitor ......................................................................................................................... 23
Shipping the monitor ......................................................................................................................... 23
Appendix A Technical specications ................................................................................................................. 24
Preset display resolutions ................................................................................................................................... 25
Entering user modes ......................................................................................................................... 26
Appendix B Accessibility ................................................................................................................................. 27
Accessibility ......................................................................................................................................................... 27
Finding the technology tools you need ............................................................................................ 27
Our commitment ............................................................................................................................... 27
International Association of Accessibility Professionals (IAAP) ....................................................... 27
Finding the best assistive technology .............................................................................................. 28
Assessing your needs ..................................................................................................... 28
Accessibility for HP products .......................................................................................... 28
Standards and legislation .................................................................................................................................... 29
Standards .......................................................................................................................................... 29
Mandate 376 – EN 301 549 ............................................................................................ 29
Web Content Accessibility Guidelines (WCAG) ................................................................ 29
Legislation and regulations .............................................................................................................. 29
United States ................................................................................................................... 30
21st Century Communications and Video Accessibility Act (CVAA) ............................... 30
Canada ............................................................................................................................. 30
Europe ............................................................................................................................. 31
United Kingdom .............................................................................................................. 31
Australia .......................................................................................................................... 31
Worldwide ....................................................................................................................... 31
Useful accessibility resources and links .............................................................................................................. 32
Organizations .................................................................................................................................... 32
Educational institutions .................................................................................................................... 32
Other disability resources ................................................................................................................. 32
HP links .............................................................................................................................................. 32
Contacting support .............................................................................................................................................. 33
vi

1 Getting started
Important safety information
An AC adapter and power cord may be included with the monitor. If another cord is used, use only a power
source and connection appropriate for this monitor. For information about the correct AC 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.
• If the power cord has a 3-pin attachment plug, plug the cord into a grounded (earthed) 3-pin outlet.
• Disconnect power from the computer by unplugging the power cord from the AC outlet. When unplugging
the power cord from the AC outlet, grasp the cord by the plug.
For your safety, do not place anything on power cords or cables. Care should be taken to route all cords and
cables connected to the monitor so that they cannot be stepped on, pulled, grabbed, or tripped over.
To reduce the risk of serious injury, read the Safety & Comfort Guide provided with your user guides. It
describes proper workstation setup and proper posture, health, and work habits for computer users. The
Safety & Comfort Guide also provides important electrical and mechanical safety information. The Safety &
Comfort Guide is also available on the Web at http://www.hp.com/ergo.
IMPORTANT: For the protection of the monitor and the computer, connect all power cords for the computer
and its peripheral devices (such as a monitor, printer, scanner) to a surge protection device such as a power
strip or uninterruptible power supply (UPS). Not all power strips provide surge protection; the power strip
must be specically labeled as having this capability. Use a power strip whose manufacturer oers 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 monitor.
WARNING! Monitors that are inappropriately situated on dressers, bookcases, shelves, desks, speakers,
chests, or carts may fall over and cause personal injury.
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 reections from the screen.
Important safety information 1

Product features and components
Features
This product is an Adaptive-Sync monitor, which is designed to reduce stuttering and tearing in games and
videos by locking the monitor’s refresh rate to the frame rate of the graphics card.
Check with your graphics card manufacturer for compatibility with Adaptive-Sync enabled monitors.
NOTE: Adaptive refresh rates vary by display.
To enable Adaptive-Sync on the monitor, press the center of the OSD joystick on the monitor to open the on-
screen display menu. Select Gaming, select Adaptive-Sync, and then select On.
The monitor features include the following:
●62.23 cm (24.5 in) diagonal viewable area with 1920 × 1080 FHD resolution
●Tilt and height-adjustment capabilities
●Two High-Denition Multimedia Interface (HDMI) video inputs
●DisplayPort video input
●High-bandwidth Digital Content Protection (HDCP) used on all inputs
●USB hub with one upstream port and two downstream ports
●Audio-out (headset) jack
●DisplayPort and USB Type-B–to–USB Type-A cables included
●Plug and Play capability if supported by your operating system
●On-screen display (OSD) adjustments in ten languages for easy setup and screen optimization
●Frames-per-second indicator displayed on the monitor screen, adjustable using the OSD menu
●Message timer displayed on the monitor screen, adjustable using the OSD menu
●Gaming crosshair displayed on the monitor screen, adjustable using the OSD menu
●Security cable slot on the rear of the monitor for an optional security cable
●User-congurable ambient lighting with full-range LEDs
●Convenient headphone storage hook on monitor stand
●VESA mounting capability for attaching the display to a wall mount device or swing arm
NOTE: For safety and regulatory information, refer to the Product Notices provided in your documentation
kit. To access the latest user guide, go to http://www.hp.com/support and follow the instructions to nd your
product. Then select User Guides.
2 Chapter 1 Getting started

Rear components
Table 1-1 Rear components and their descriptions
Component Function
(1) Power button Turns the monitor on or o.
(2) OSD joystick Opens the OSD menu, selects an item from the menu, or closes the OSD menu.
(3) Security cable slot Connects an optional security cable to the monitor.
(4) Audio-out jack Connects optional powered stereo speakers, headphones, earbuds, a headset, or a television
audio cable.
WARNING! To reduce the risk of personal injury, adjust the source device volume before using
headphones, earbuds, or a headset. For additional safety information, see the Product Notices
provided in your documentation kit.
(5) USB ports (downstream)
(2)
Connect USB cables to a peripheral device, such as a keyboard, mouse, or USB hard drive.
(6) USB Type-B port
(upstream)
Connects the USB hub cable to a source device such as a computer or game console.
(7) Power connector Connects an AC adapter.
(8) HDMI 1 port Connects an HDMI cable to a source device such as a computer or game console.
(9) HDMI 2 port Connects an HDMI cable to a source device such as a computer or game console.
(10) DisplayPort connector Connects a DisplayPort cable to a source device such as a computer or game console.
Product features and components 3

Setting up the monitor
WARNING! To reduce the risk of serious injury, read the Safety & Comfort Guide. It describes proper
workstation setup and proper posture, health, and work habits for computer users. The Safety & Comfort
Guide also provides important electrical and mechanical safety information. The Safety & Comfort Guide is
available on the Web at http://www.hp.com/ergo.
IMPORTANT: To prevent damage to the monitor, do not touch the surface of the LCD panel. Pressure on the
panel may cause nonuniformity of color or disorientation of the liquid crystals. If this occurs, the screen will
not recover to its normal condition.
IMPORTANT: To prevent the screen from getting scratched, defaced, or broken and prevent damage to the
control buttons, position the monitor facedown on a at surface covered with protective sheet foam or a
nonabrasive cloth.
Removing the stand’s hinge blocker
The monitor is shipped with a hinge blocker that locks the monitor head in the lowest height position on the
stand. You must remove the hinge blocker to adjust the height of the monitor head.
To remove the hinge blocker, gently press down the monitor head (1) and pull the hinge blocker out of the
stand (2).
4 Chapter 1 Getting started

Connecting the cables
NOTE: The monitor ships with select cables.
1. Place the monitor in a convenient, well-ventilated location near the computer or source device.
2. Before connecting the cables, route the cables through the cable management guide on the rear of the
monitor.
3. Connect a video cable.
NOTE: The monitor automatically determines which inputs have valid video signals. The inputs can
also be selected by pressing the center of the OSD joystick and selecting Input.
NOTE: DisplayPort is the preferred connection type for optimal performance.
●Connect one end of a DisplayPort cable to the DisplayPort connector on the rear of the monitor and
the other end to the DisplayPort connector on the source device.
Setting up the monitor 5

●Connect one end of an HDMI cable to the HDMI port on the rear of the monitor and the other end to
the HDMI port on the source device.
4. Connect the Type-B connector on the USB upstream cable to the USB Type-B upstream port on the rear
of the monitor. Then connect the cable’s Type-A connector to the USB Type-A downstream port on the
source device.
NOTE: You must connect the USB Type-B upstream cable from the source device (computer, laptop,
gaming console) to the rear of the monitor to enable the USB Type-A downstream ports on the monitor.
For more information, see Connecting USB devices on page 7.
6 Chapter 1 Getting started

5. Connect one end of the AC power cord to the AC adapter (1) and the other end to a grounded AC outlet
(2), and then connect the AC adapter to the power connector on the monitor (3).
WARNING! To reduce the risk of electric shock or damage to the equipment:
Do not disable the AC power cord grounding plug. The grounding plug is an important safety feature.
Plug the AC power cord into a grounded (earthed) AC outlet that is easily accessible at all times.
Disconnect power from the equipment by unplugging the AC 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 AC power
cord from the AC outlet, grasp the cord by the plug.
Connecting USB devices
The rear of the monitor provides one USB Type-B upstream port and two USB Type-A downstream ports.
NOTE: You must connect the USB Type-B upstream cable from the source device to the monitor to enable
the USB Type-A downstream ports on the monitor.
Setting up the monitor 7

Adjusting the monitor
WARNING! To reduce the risk of serious injury, read the Safety & Comfort Guide. It describes proper
workstation setup and proper posture, health, and work habits for computer users. The Safety & Comfort
Guide also provides important electrical and mechanical safety information. The Safety & Comfort Guide is
available on the Web at http://www.hp.com/ergo.
1. Tilt the monitor head forward or backward to set it to a comfortable eye level.
2. Adjust the monitor’s height to a comfortable position for your individual workstation. The monitor’s top
bezel edge should not exceed a height that is parallel to your eye height. A monitor that is positioned
low 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.
8 Chapter 1 Getting started

Installing a security cable
You can secure the monitor to a xed object with an optional security cable available from HP. Use the key
provided to attach and remove the lock.
Storing headphones
The monitor features a headphone hook at the top of the stand for convenient headphone storage.
Setting up the monitor 9

Mounting the monitor head
The monitor head can be attached to a wall, swing arm, or other mounting xture.
IMPORTANT: This monitor supports the VESA industry-standard 100 mm mounting holes. To attach a third-
party mounting solution to the monitor, four 4 mm, 0.7 pitch, and 10 mm–long screws are required. Longer
screws may damage the monitor. 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 monitor head. For best
performance, use the power and video cables provided with the monitor.
NOTE: This apparatus is intended to be supported by UL– or CSA–Listed wall-mount bracket.
Removing the monitor stand
You can remove the monitor head from the stand to install the monitor head on a wall, a swing arm, or other
mounting xture.
IMPORTANT: Before beginning to disassemble the monitor, be sure that the monitor is turned o and all
cables are disconnected.
1. Disconnect and remove all cables from the monitor.
2. Position the monitor head facedown on a at surface covered by a clean, dry cloth.
3. Remove the two screws on the underside of the stand’s hinge (1), and then slide the stand o the
monitor head (2).
10 Chapter 1 Getting started

Attaching the VESA mounting bracket
A VESA mounting bracket is included with the monitor for use when attaching the monitor head to a wall,
swing arm, or other mounting xture.
1. Remove the monitor stand. See Removing the monitor stand on page 10.
2. Insert the VESA mounting bracket into the slot on the back of the monitor head’s hinge (1), and then
install the two screws (2) to secure the bracket.
3. To attach the monitor head to a swing arm or other mounting device, insert four mounting screws
through the holes on the mounting device and into the screw holes on the VESA mounting bracket.
IMPORTANT: Follow the mounting device manufacturer’s instructions when mounting the monitor to a
wall or swing arm.
Setting up the monitor 11

Turning on the monitor
1. Press the power button on the source device to turn it on.
2. Press the power button on the rear of the monitor to turn it on.
IMPORTANT: Burn-in image damage may occur on monitors that display the same 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 o the monitor when it will not be in use for a
prolonged period of time. Image retention is a condition that may occur on all LCD screens. A burned-in image
on the monitor is not covered under the HP warranty.
NOTE: You can disable the power light in the OSD menu. Press the center of the OSD joystick, and then
select Power. Select Power LED, and then select O.
NOTE: If pressing the power button to turn the monitor o has no eect, the Power Button Lockout feature
may be enabled. To disable this feature, press and hold the monitor power button for 10 seconds.
When the monitor is turned on, a monitor status message displays for ve seconds. The message shows
which input is the current active signal, the status of the auto-switch input setting (On or O; default is On),
the current detected display resolution, and the recommended preset display resolution.
The monitor automatically scans the signal inputs for the last active input, or in case of a no signal condition,
the rst detected active input for the monitor.
12 Chapter 1 Getting started

2 Using the monitor
Downloading the monitor driver
You can download and install the monitor INF (Information) driver le from http://www.hp.com/support.
1. Go to http://www.hp.com/support.
2. Select Software and Drivers.
3. Select your product type.
4. Enter your HP monitor model in the search eld and follow the on-screen instructions.
This monitor is Windows Plug and Play–compatible and the monitor will work correctly without installing the
INF le. Monitor Plug and Play compatibility requires that the computer’s graphics card is VESA DDC2–
compliant and that the monitor connects directly to the graphics card. Plug and Play does not work through
separate BNC-type connectors or through distribution buers/boxes.
Using the OSD menu
Use the OSD menu to adjust the monitor screen image based on your preferences. You can access and make
adjustments in the OSD menu using the OSD joystick on the monitor's rear panel.
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 the center of the OSD joystick.
3. Move the joystick up, down, left, or right to navigate menu choices. Press the center of the joystick to
make a selection.
The following table lists the menu selections in the OSD main menu.
Table 2-1 OSD main menu options and their descriptions
Main menu Description
Gaming Selects and adjusts gaming preferences, such as Adaptive-Sync, response time, frame rate, message
timers, crosshair, ambient lighting, and multi-monitor align.
Image Adjusts the screen image, including brightness, contrast, dynamic contrast, gamma, sharpness, and
image scaling.
Color Provides a variety of color presets that congure the monitor for dierent viewing situations.
Input Selects the video input signal (DisplayPort or HDMI).
Power Adjusts the power settings.
Menu Adjusts the OSD menu controls.
Management Returns all OSD menu settings to the factory default settings.
Information Displays important information about the monitor.
Exit Exits the OSD menu screen.
Downloading the monitor driver 13

Display Mode
The display mode of the monitor is reported in the monitor status message that appears when the monitor is
turned on and when the video input is changed. The current display mode is shown in the Information menu
window and at the bottom of the OSD’s main menu in the status bar area. Modes of operation are Normal and
Adaptive-Sync.
To turn on the Adaptive-Sync mode:
1. Press the center of the OSD joystick to open the OSD.
2. In the OSD select Gaming.
3. Select Adaptive-Sync, and then select On.
NOTE: The Adaptive-Sync menu default setting is On.
Using Auto-Sleep Mode
The monitor supports an OSD menu option called Auto-Sleep Mode that allows you to enable or disable a
reduced power state for the monitor. When Auto-Sleep Mode is enabled (enabled by default), the monitor
enters a reduced power state when the computer 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
o, and the power light turns amber. The monitor draws less than 0.5 W of power when in this reduced power
state. The monitor wakes from sleep mode when the computer sends an active signal to the monitor (for
example, if you activate the mouse or keyboard).
To disable Auto-Sleep Mode in the OSD:
1. Press the center of the OSD joystick to open the OSD.
2. In the OSD, select Power.
3. Select Auto-Sleep Mode, and then select O.
14 Chapter 2 Using the monitor