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Essential cautions and notes to minimize the risk of personal injury during service operations.
Guidelines for professional service, including RoHS compliance, soldering practices, and pre-return checks.
Details on screen size, resolution, anti-glare, viewing angle, and other key monitor capabilities.
Guides to identify front and rear components, including ports and controls, and locating serial numbers.
Visual guide to identify major monitor components with part numbers.
Information on ordering power boards, capacitors, and connectors from HP and authorized distributors.
Steps for preparing the monitor for disassembly, including tools, safety, and specific component removal.
Detailed procedures for identifying and repairing HDMI and VGA connectors on the main board.
Procedures for testing HDMI and VGA inputs to confirm proper monitor functionality after service.
Lists common monitor issues, their causes, and recommended solutions for troubleshooting.
This document serves as a Maintenance and Service Guide for the HP P24v G4 monitor, providing comprehensive information for trained service personnel. It outlines the necessary procedures for servicing the device, including spare parts identification, removal and replacement instructions, diagnostic tests, and troubleshooting steps. The guide emphasizes safety precautions and adherence to regulatory requirements to ensure proper and safe maintenance.
The HP P24v G4 monitor is designed for general display purposes, offering a range of features to enhance user experience. Its display capabilities include a diagonal viewable screen area with full-screen support for various resolutions, ensuring a clear and adaptable visual output. The monitor incorporates an Anti-Glare panel with an LED backlight, which contributes to comfortable viewing by reducing reflections. A wide viewing angle allows for consistent image quality from different positions, whether sitting or standing. The tilt capability further enhances ergonomic adjustability, enabling users to position the screen to their preference.
For connectivity, the monitor is equipped with both VGA and High-Definition Multimedia Interface (HDMI) video inputs, catering to a variety of devices. Select models also include an Audio-in jack for integrated audio solutions. The monitor supports plug-and-play functionality, simplifying setup with compatible operating systems. A security cable slot is provided on the rear, offering an option for physical security. On-Screen Display (OSD) adjustments are available in multiple languages, facilitating easy setup and screen optimization. The monitor also features High-Bandwidth Digital Content Protection (HDCP) copy protection on all digital inputs, safeguarding digital content. An energy saver feature is integrated to meet requirements for reduced power consumption, promoting energy efficiency.
Maintenance and service of the HP P24v G4 monitor are intended for professional service technicians in a repair center, not end-users. The guide stresses the importance of a dry and clean working environment that meets government safety requirements. Technicians are advised to ensure the safety of others while servicing the product and to avoid any actions that could compromise product safety or create hazards for the customer. The use of proper safety devices and approved tools and test equipment is mandatory. A critical safety measure is to always verify that the product's power is disconnected from the main power supply before opening the cabinet.
The monitor contains electrical components sensitive to electrostatic discharge (ESD), requiring adherence to ESD safety procedures during handling. Some products may contain multiple batteries, and technicians are warned against disassembling or exposing batteries to high temperatures, as this could lead to explosions. Proper battery recycling and disposal according to government requirements are also highlighted.
The service information provided covers two levels of service: Level 1 for cosmetic/appearance/alignment service and Level 2 for circuit board or standard parts replacement. The guide specifies that the primary side of the monitor is a high voltage area, requiring careful attention during servicing. Compliance with RoHS (Restriction of Hazardous Substance in Electrical and Electronic Equipment Directive) requirements is mandatory for all countries requiring it, especially concerning lead-free solder wire for soldering and matching polarity and specifications when replacing capacitors. Technicians are reminded to avoid getting the board wet, as water and moisture can cause short circuits. Quick soldering is recommended to prevent overheating the circuit board, and the soldering iron tip must be kept clean and well-tinned. After any repair, a thorough inspection of the circuit board and a function test are required to confirm proper operation before returning the product to the customer. An AC leakage current check on exposed metallic parts is also necessary to ensure electrical safety.
The guide includes detailed instructions for disassembly, starting with preparing the monitor and the work area. Essential equipment and materials for disassembly are listed, such as a press fixture, working table, screwdriver, knife, gloves, cleaning cloth, ESD protection, and a scraper bar of specific dimensions. The removal process begins with detaching the base and stand, followed by the rear cover, shielding case/cables, and the function key board. Subsequent steps involve removing the bezel and separating it from the panel, then extracting the mainboard and power board from the shielding case. Specific instructions are provided for repairing connectors, including HDMI and VGA, detailing the use of a soldering iron, desoldering pump, and hot air gun to remove and replace components while ensuring they match the PCB footprint.
Troubleshooting information is presented in a table format, listing common problems, their possible causes, and recommended solutions. This includes issues like a blank or flashing screen, the monitor being off, improper video cable connection, system in Sleep mode, incompatible video card, low brightness, disconnected monitor video cable, "Input Signal Out of Range" message, monitor not entering Sleep mode, and locked OSD or power buttons. Each solution provides clear steps for resolution, such as connecting power cords, powering on the monitor, connecting video cables properly, exiting Sleep mode, adjusting OSD settings, or disabling lockout functions.
General| Color gamut | 72 % |
|---|---|
| Screen shape | Flat |
| Display diagonal | 23.8 \ |
| Display technology | - |
| Native aspect ratio | 16:9 |
| Maximum refresh rate | 60 Hz |
| Contrast ratio (dynamic) | 8000000:1 |
| Contrast ratio (typical) | 1000:1 |
| 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 (WXGA+), 1680 x 1050 (WSXGA+), 1920 x 1080 (HD 1080) |
| HDMI | Yes |
| HDMI version | 1.4 |
| Panel mounting interface | 100 x 100 mm |
| Power consumption (off) | 0.5 W |
| Power consumption (standby) | 23.5 W |
| Power consumption (typical) | 26 W |
| HP segment | Business |
| Operating temperature (T-T) | 5 - 35 °C |
| Operating relative humidity (H-H) | 20 - 80 % |
| Sustainability certificates | ENERGY STAR |
| Product color | Black |
| Package depth | 123 mm |
| Package width | 588 mm |
| Package height | 373 mm |
| Package weight | 4700 g |
Weight and Dimensions| Depth (with stand) | 186.1 mm |
|---|---|
| Width (with stand) | 539.6 mm |
| Height (with stand) | 405 mm |
| Weight (with stand) | 3460 g |
| Depth (without stand) | 47.6 mm |
| Height (without stand) | 325 mm |
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