HP M27m Maintenance and Service Guide

HP M27m Manual

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  • HP M27m | Maintenance and Service Guide - Page 1
    Maintenance and Service Guide M27m and M24m model SUMMARY This guide provides information about spare parts, removal and replacement of parts, diagnostic tests, problem troubleshooting, and more.
  • HP M27m | Maintenance and Service Guide - Page 2
    Association (VESA) in the United States and other countries. Product notice Only trained service personnel familiar with this product should service it. Before performing any maintenance or service, be sure to read "Important Safety Information". The information contained herein is subject
  • HP M27m | Maintenance and Service Guide - Page 3
    Table of Contents 1. Getting started ...2 Important safety information ...2 Important service information and precautions ...2 RoHS (2002/95/EC) requirements...3 General descriptions ...3 DP connector CN502 ...20 Function test...21 Table 4-1: Function test ...21 Support and troubleshooting ...21 1
  • HP M27m | Maintenance and Service Guide - Page 4
    to the safe, reliable operation of equipment. Improper service methods can damage equipment. The service procedures recommended and described in this service manual provide effective methods of performing service operations. Service engineers should have prior repair knowledge and experience as
  • HP M27m | Maintenance and Service Guide - Page 5
    replacement. General descriptions This manual contains general information. There are two levels of service: Level 1: Cosmetic/appearance/alignment service Level 2: Circuit board or standard parts replacement Firmware updates Firmware updates for the monitor are available at support.hp.com. If no
  • HP M27m | Maintenance and Service Guide - Page 6
    Measurements that are not within specified limits present a possible shock hazard. You must check and repair the product before returning it to the customer. 4
  • HP M27m | Maintenance and Service Guide - Page 7
    diagonal viewable screen area with 1920 × 1080 resolution, plus full-screen support for lower resolutions; includes custom scaling for maximum image size while the latest user guides or manuals for your product, go to http://www.hp.com/support and follow the instructions to find your product.
  • HP M27m | Maintenance and Service Guide - Page 8
    Front components To identify the components on the front of the monitor, use this illustration and table. Table 1-1: Rear components and their descriptions Component 1 Camera microphones 2 Camera light 3 Camera 4 Camera privacy cover 5. OSD buttons 6. Power button Function Camera microphones On:
  • HP M27m | Maintenance and Service Guide - Page 9
    Rear components To identify the components on the rear of the monitor, use this illustration and table. Table 1-2: Rear components and their descriptions Component 1 Power connector 2 DisplayPort IN port 3 HDMI Port 4 USB Type C 5. USB ports (2) 6 Audio out (headphone) Function Connects
  • HP M27m | Maintenance and Service Guide - Page 10
    Locating the serial number and product number Depending on the product, the serial number and product number are located on a label on the rear of the monitor or on a label under the front bezel of the monitor head. You might need these numbers when contacting HP about the monitor. For worldwide
  • HP M27m | Maintenance and Service Guide - Page 11
    3. Illustrated parts catalog To identify the monitor major components, use this illustration and table. item part name 1 Deco bezel 2 lens 3 SPEAKER 4 PANEL 5 WEBCAM LENS PMMA 6 Middle frame 7 Webcam cover 8 Rubber 9 Webcam board 10 Webcam bracket 11 Thermal pad 12 Sensor
  • HP M27m | Maintenance and Service Guide - Page 12
    18 LED board 1 19 KEY BOARD 2 20 K-LOCK 1 21 STAND 1 22 BASE S1 SCREW M3 X4 13 S2 SCREW Q2 X2 4 S3 SCREW D3 X6 6 S4 SCREW M4 X6 1 S5 SCREW M4 X10 4 How to order parts The HP authorized repair center can purchase the adaptor from HP. Power board Description M24m M27m
  • HP M27m | Maintenance and Service Guide - Page 13
    improves and changes product parts. For complete and current information about supported parts for your computer, go to http://partsurfer.com, select your country or region, and then follow the on-screen instructions. Internal and External Power Supplies are available for purchase from the
  • HP M27m | Maintenance and Service Guide - Page 14
    prepare to disassemble and reassemble the monitor. 2. Read the "Important safety information" and "Important service information and precautions" sections in the"Getting started" chapter of this guide. 3. Clean the room for disassembly. 4. Identify the disassembly area. 5. Check the position that
  • HP M27m | Maintenance and Service Guide - Page 15
    Remove the Rear cover: Step Figure Remove the HINGE ASS'Y Description Remove the hinge assy by push the hook up Remove the rear cover Remove the rear cover screws by the screwdriver. 13
  • HP M27m | Maintenance and Service Guide - Page 16
    Remove the rear cover from the top side by scraper disconnect the connectors of keyboard 14
  • HP M27m | Maintenance and Service Guide - Page 17
    Remove the boards . Disconnect the connectors of camera board and remove the tapes Turn over the mainframe and remove the mylar Remove the mainboard and power board screws by the screwdriver. 15
  • HP M27m | Maintenance and Service Guide - Page 18
    Mainboard and power board Remove the middle frame PANEL 16 Remove the screws by the screwdriver
  • HP M27m | Maintenance and Service Guide - Page 19
    Power board The power board part number is PLPCLH471GFA1 . Before removing the power board, follow these steps: ▲ Prepare the monitor for disassembly. See Preparation for disassembly on page 12. Remove the power board: 1) The HP M27 power board connector position is as follows: Warning : after
  • HP M27m | Maintenance and Service Guide - Page 20
    Display Port HDMI PHONE JACK USB 3.0 TYPE C USB 3.0 TYPE A CN502 CN501 CN601 CN5102 CN1101 CN1102 Before repairing connectors, follow these steps: ▲ Prepare the monitor for disassembly. See Preparation for disassembly on page 12. IMPORTANT: • Repair Condition: Connector repair is only for out of
  • HP M27m | Maintenance and Service Guide - Page 21
    Note: (The requirement of professional repairers' regulation by ERP lot5) 1) The professional repairer has the technical competence to repair electronic displays and complies with the applicable regulations for repairers of electrical equipment in the Member States where it operates. Reference to an
  • HP M27m | Maintenance and Service Guide - Page 22
    HDMI connector CN501 Repair the HDMI connector: 1) Use a soldering iron and a desoldering pump to remove as much solder as possible from the pin. 2) Use a hot air gun to melt the solder on the pins. 3) Lift the CN501 connector from the PCB. 4) Place the new component on the PCB. Be sure that it
  • HP M27m | Maintenance and Service Guide - Page 23
    used Computer or DVD player Computer or DVD player Speaker Support and troubleshooting The following table lists possible problems, the possible cause or each problem, and the recommended solutions. Table 4-2: Solving common problems Problem Possible cause Screen is blank or video is flashing
  • HP M27m | Maintenance and Service Guide - Page 24
    Video resolution and/or refresh rate are set higher than what the monitor supports. The monitor is off, The monitor's power saving control is disabled. select the Input Control menu. Set Auto-Switch Input to Off and manually select the input Open the OSD menu and select Brightness to adjust the
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Maintenance and Service Guide
M27m and M24m model
SUMMARY
This guide provides information about spare parts, removal and replacement of parts, diagnostic tests, problem
troubleshooting, and more.