HP V22v G5 - User Manual

Maintenance and Service Guide
V22v G5 model
SUMMARY
This guide provides information about spare parts, removal and replacement of parts, diagnostic tests, problem
troubleshooting, and more.

Summary

Getting Started

Safety and Service Guidelines

Crucial safety precautions and service information for personnel to minimize injury risks and ensure proper operation.

Regulatory Compliance and Return Procedures

Covers ERP Lot5, RoHS compliance, general descriptions, firmware updates, and customer return procedures.

Monitor Features

Feature Overview

Details the monitor's specifications, including screen size, resolution, panel type, and connectivity options.

Front Component Identification

Rear Component Identification

Locating Identification Labels

Illustrated Parts Catalog

Major Component Identification

Visual catalog of major monitor components with corresponding item numbers for identification.

How to Order Spare Parts

Removal and Replacement Procedures

Preparation for Disassembly

Essential steps and materials needed to prepare the monitor for disassembly and service.

Rear Cover Disassembly

Step-by-step instructions and illustrations for disassembling the rear cover of the monitor.

Internal Board Disconnections

Instructions for disconnecting power board, ITF-BD, and main shield with bezel during disassembly.

Shield and Frame Disassembly

Steps for removing control board, USB board, main shield, and middle frame from the monitor.

Power Board Repair

Power Board Removal and Safety

Details on removing the power board, locating part numbers, and identifying high-voltage areas for safe repair.

Capacitor Repair Guidelines

Specifics on capacitor repair for out-of-warranty monitors, including ESD, lead-free solder, polarity, and testing.

Capacitor Repair Process Steps

Steps for capacitor repair, including disconnecting power, measuring charge, and discharging capacitors before replacement.

Capacitor Replacement and Polarity

Instructions for lifting, placing, and soldering new capacitors, emphasizing polarity matching and solder quality.

Connector Repair

HDMI Connector Identification and Prep

Identifies the HDMI connector (J3) on the main board and outlines preparation steps for its repair.

HDMI Connector J3 Repair

Detailed procedure for repairing the HDMI connector, including desoldering, hot air gun use, and component soldering.

Gasket Application for HDMI Shielding

Instructions for cutting, applying, and securing a gasket onto the HDMI shielding to prevent short circuits.

Function Test

Post-Repair Functional Testing

Describes how to perform an HDMI test to confirm image and sound display correctly after repair.

Support and Troubleshooting

Common Problem Solving

A table listing common monitor problems, their causes, and recommended solutions for troubleshooting.

Overview

1. Function Description
2. Usage Features
3. Maintenance Features

This document serves as a Maintenance and Service Guide for the HP V22v G5 model monitor, providing comprehensive information for trained service personnel. It outlines procedures for spare parts, removal and replacement of components, diagnostic tests, and problem troubleshooting. The guide emphasizes safety information and precautions, ensuring proper service methods for reliable equipment operation.

Function Description

The HP V22v G5 monitor is a display device designed for various computing and gaming applications. It features a screen area with a specific resolution, a Vertical Alignment (VA) panel, and a nonglare panel with an LED backlight, offering a wide viewing angle for comfortable viewing from different positions. The monitor includes tilt capabilities for ergonomic adjustment and a removable stand, allowing for flexible monitor head mounting solutions. For quick attachment and removal, it incorporates an HP Quick Release 2 device.

Connectivity options include a High-Definition Multimedia Interface™ (HDMI) video input and a VGA video input, enabling connection to source devices such as computers or game consoles. The monitor is equipped with a 4-way on-screen display (OSD) controller, which can be reconfigured for quick selection of frequently used operations. It also supports Plug and Play functionality, if supported by the operating system, and features a VESA® mounting bracket for attaching the monitor head to wall-mount devices or swing arms. For security, a security cable slot is provided on the rear, and a cable management feature helps organize cables and cords. The monitor also includes on-screen adjustments in multiple languages for easy setup and optimization, as well as an energy saver feature to meet requirements for reduced power consumption.

Usage Features

The monitor is designed for ease of use with its intuitive front and rear components. On the front, a power button allows users to turn the monitor on or off, and a power LED indicates its operational status. The rear of the monitor houses essential connectors: a security cable slot for an optional security cable, a power connector for the AC adapter, an HDMI port for connecting to high-definition source devices, and a VGA port for connecting to devices using a VGA cable.

The OSD controller provides a user-friendly interface for adjusting various screen settings and optimizing the display. Users can access on-screen adjustments in several languages, making setup and customization accessible globally. The energy saver feature helps reduce power consumption, aligning with environmental and cost-saving considerations. The monitor's design, including the removable stand and VESA mounting bracket, offers flexibility in placement and setup, catering to different user preferences and workspace configurations.

Maintenance Features

The Maintenance and Service Guide provides detailed instructions for servicing the HP V22v G5 monitor, intended for professional service technicians in a repair center. End users are explicitly advised not to perform these procedures. The guide outlines two levels of service: cosmetic/appearance/alignment service and circuit board or standard parts replacement.

Key maintenance procedures include:

• Preparation for Disassembly: This involves reading important safety information and precautions, cleaning and identifying the disassembly area, preparing for material flow, and gathering necessary equipment such as a press fixture, working table, screwdriver, knife, gloves, cleaning cloth, ESD protection, and a scraper bar.
• Rear Cover Removal: Step-by-step instructions are provided for disassembling the VESA cover, removing screws, and detaching the rear cover from the bezel.
• Component Disconnection: Procedures detail disconnecting the OSD board with FFC, tearing off tape, and disassembling the CTRL-BD and RC.
• Power Board Removal: The guide specifies how to disconnect the power board from the panel light bar, disconnect the ITF-BD from the panel with LVDS, tear off conductive adhesive tape, and disassemble the main shielding from the bezel. It also covers disassembling the safety Mylar and unfixed screws.
• Circuit Board and Wire Removal: Instructions are given for taking off CTRL BD wire and USB bd wire from IF-BD, tearing off tape from the RC, removing AL tape from the SHD, taking off LED wire from BD, tearing off tape from the panel, taking off LVDS wire from the panel, disassembling SHD from the panel, pulling out LED wire from the panel, unlocking screws on the middle frame, and disassembling the middle frame from the panel. It also includes disassembling screws on SHD and PCBA, and pulling out all wires from BD.
• Power Board Repair: This section provides critical information for repairing the power board, including identifying the part number location. It emphasizes that repairs must be performed by professional repairers in an HP repair center and highlights the high voltage area on the primary side, requiring extreme caution.
• Capacitor Repair: Specific instructions are given for replacing capacitors, including disconnecting the power cord, using a multimeter to discharge EL capacitors, lifting old capacitors, and placing new components with correct polarity matching the PCB print. It stresses the use of lead-free solder wire and quick soldering to avoid overheating.
• Connector Repair (HDMI): The guide details the process for repairing the HDMI connector J3, including using a soldering iron and de-soldering pump to remove solder, using a hot air gun to melt solder on pins, lifting the connector, placing the new component, and soldering it.
• Gasket Application: Instructions are provided for sticking a gasket on the shielding for HDMI, including cutting the gasket to the specified size, removing tape, aligning it to the right side of the HDMI, and pressing it to the end of the shielding. A warning is included about the risk of short circuits if the gasket falls on inner boards.
• Function Test: After any repair, a function test is required to confirm that all functions are working correctly, specifically checking HDMI display and sound playback using a computer or DVD player.
• Troubleshooting: A table of common problems, possible causes, and recommended solutions is provided to assist in diagnosing and resolving issues such as a blank screen, flashing video, blurred images, or OSD lock functions.
• Firmware Updates: Information on where to find firmware updates (support.hp.com) is provided, noting that if no firmware is posted, an update is not needed.
• Post-Repair Safety Check: Before returning a repaired product to the customer, an AC leakage current check on exposed metallic parts is mandatory to ensure electrical safety and prevent shock hazards.

The guide also provides information on ordering spare parts, including power boards, capacitors, and connectors, and directs technicians to HP PartSurfer for complete and current information on supported parts. It also lists EU distributors for internal and external power supplies. The document adheres to RoHS (Restriction of Hazardous Substance) requirements, emphasizing the use of compliant parts and lead-free solder. It also references ERP Lot5 requirements for professional repairers, including technical competence and insurance coverage.

HP V22v G5 Specifications