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Provides crucial safety information and cautions for service personnel, emphasizing risk minimization.
Outlines essential service procedures, professional technician requirements, and handling precautions.
Details the necessary preparations and equipment for safely disassembling the monitor.
Instructions for removing the rear cover of the monitor, including initial steps.
Step-by-step guide for safely removing the power board from the monitor.
Step-by-step guide for safely removing the main board from the monitor.
Step-by-step guide for safely removing the USB board from the monitor.
Step-by-step guide for safely removing the middle frame of the monitor.
Procedure for removing the monitor's display panel component.
Details on the power board, including its part number and connector locations.
Procedure for repairing the USB 3.0 Type B connector, including soldering steps.
Procedure for repairing the USB 3.0 Type A connector, also referred to as the audio connector.
Procedure for repairing the VGA connector on the monitor's board.
Procedure for repairing the HDMI connector on the monitor's board.
This document serves as a Maintenance and Service Guide for the HP E22 G4 monitor, providing comprehensive information for trained service personnel. It outlines essential safety precautions, service procedures, and troubleshooting steps to ensure the safe and reliable operation of the device. The guide is structured to assist in the proper preparation, disassembly, repair, and reassembly of the monitor, emphasizing adherence to specific guidelines for optimal performance and longevity.
The HP E22 G4 is a 54.6 cm (21.5 in) diagonal viewable screen monitor designed for various computing and display needs. It features a high-definition display with a resolution of 1920 × 1080, making it suitable for tasks requiring clear and detailed visuals. The monitor incorporates an In-plane switching (IPS) panel, which is known for its wide viewing angles and consistent color reproduction, ensuring that content can be viewed comfortably from different positions without significant color distortion.
The display is equipped with a non-glare panel and an LED backlight, contributing to a comfortable viewing experience by reducing reflections and providing efficient illumination. It supports multiple video inputs, including DisplayPort™, High-Definition Multimedia Interface™ (HDMI), and VGA, allowing for versatile connectivity with various source devices such as computers and game consoles. The inclusion of a USB hub with one USB Type-B upstream port and four USB downstream ports enhances its functionality by enabling easy connection of peripheral devices like keyboards, mice, or USB hard drives directly to the monitor.
The monitor is designed with user convenience in mind, featuring Plug and Play capability, which simplifies setup with compatible operating systems. It also includes an energy saver feature to meet requirements for reduced power consumption, aligning with modern environmental standards. For security, a security cable slot is provided on the rear, allowing users to attach an optional security cable to deter theft.
The HP E22 G4 monitor offers a range of ergonomic and user-friendly features to enhance the viewing experience and adaptability to different work environments. Its stand provides tilt, swivel, and height adjustment capabilities, allowing users to customize the monitor's position for optimal comfort and posture. A pivot capability is also included, enabling the monitor head to rotate from landscape to portrait orientation, which can be particularly useful for tasks involving long documents, coding, or graphic design.
The monitor features a removable stand, offering flexibility for alternative mounting solutions. It is compatible with VESA® mounting brackets, allowing the monitor head to be attached to a wall-mount device or swing arm, freeing up desk space and providing more dynamic positioning options. The HP Quick Release 2 device facilitates quick attachment and removal of the monitor head from the stand with a simple click and a convenient sliding tab release, making setup and relocation straightforward.
For intuitive control, the monitor is equipped with four on-screen display (OSD) buttons. Three of these buttons are reconfigurable, allowing users to quickly access and select the most commonly used operations, thereby streamlining adjustments and settings. On-screen adjustments are available in several languages, making it accessible to a diverse user base for easy setup and screen optimization. A cable management feature is integrated into the design, helping to keep cables and cords organized and maintaining a tidy workspace.
The Maintenance and Service Guide provides detailed instructions for trained service personnel to perform various maintenance and repair procedures on the HP E22 G4 monitor. It emphasizes the importance of safety information and precautions, including guidelines for working in a dry and clean environment, using proper safety devices, and handling electrical components with care to prevent electrostatic discharge (ESD). The guide explicitly states that only trained service personnel familiar with the product should service it, and end users should not attempt repair procedures.
Key maintenance features include:
Overall, the Maintenance and Service Guide for the HP E22 G4 monitor is a critical resource for professional service technicians, ensuring that maintenance and repair operations are performed safely, effectively, and in compliance with relevant standards.
General| Color gamut | 72 % |
|---|---|
| Pixel pitch | 0.247 x 0.247 mm |
| Screen shape | Flat |
| Pixel density | 94 ppi |
| Display diagonal | 21.5 \ |
| Surface hardness | 3H |
| Anti-glare screen | Yes |
| Display technology | LCD |
| Native aspect ratio | 16:9 |
| Maximum refresh rate | 60 Hz |
| Viewable size, vertical | 267.7 mm |
| Contrast ratio (dynamic) | 5000000:1 |
| Contrast ratio (typical) | 1000:1 |
| Display number of colors | - |
| Viewable size, horizontal | 476 mm |
| Digital vertical frequency | 50 - 60 Hz |
| Digital horizontal frequency | 30 - 80 kHz |
| Display brightness (typical) | 250 cd/m² |
| Supported graphics resolutions | 640 x 480 (VGA), 720 x 400, 800 x 600 (SVGA), 1024 x 768 (XGA), 1280 x 1024 (SXGA), 1280 x 720 (HD 720), 1280 x 800 (WXGA), 1440 x 900, 1600 x 900, 1680 x 1050 (WSXGA+), 1920 x 1080 (HD 1080) |
| HDMI version | 1.4 |
| DisplayPort version | 1.2 |
| USB upstream port type | USB Type-B |
| USB Type-A downstream ports quantity | 4 |
| Number of USB Type-B upstream ports quantity | 1 |
| Sustainability certificates | ENERGY STAR |
| Pivot angle | -90 - 90 ° |
| Tilt angle range | -5 - 23 ° |
| Panel mounting interface | 100 x 100 mm |
| Package depth | 350 mm |
| Package width | 565 mm |
| Package height | 211 mm |
| Package weight | 7700 g |
| Operating temperature (T-T) | 5 - 35 °C |
| Operating relative humidity (H-H) | 20 - 80 % |
| AC input voltage | 100 - 240 V |
| Energy efficiency scale | A to G |
| Power consumption (max) | 50 W |
| Power consumption (standby) | 0.5 W |
| Power consumption (typical) | 23 W |
| Product color | Black, Silver |
| Market positioning | Business |
| Cables included | AC, DisplayPort, HDMI, USB |
| Harmonized System (HS) code | 85285210 |
Weight and Dimensions| Depth (with stand) | 200.7 mm |
|---|---|
| Width (with stand) | 488.7 mm |
| Height (with stand) | 480.6 mm |
| Weight (with stand) | 5300 g |
| Depth (without stand) | 47 mm |
| Height (without stand) | 294.6 mm |
| Weight (without stand) | 2880 g |
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