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Maintenance and Service Guide
SUMMARY
This guide provides information about spare parts, removal and replacement of parts, diagnostic tests, problem
troubleshooting, and more.
M24fwa model
M45738
M27fwa model
M45741

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Table of Contents
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Summary of Contents for HP M24fwa

  • Page 1 Maintenance and Service Guide M24fwa model M45738 M27fwa model M45741 SUMMARY This guide provides information about spare parts, removal and replacement of parts, diagnostic tests, problem troubleshooting, and more.
  • Page 2 Devices, Inc. Bluetooth is a trademark owned sure to read “Important Safety Information”. by its proprietor and used by HP Inc. under license. NVIDIA is a trademark and/or registered trademark of NVIDIA Corporation in the U.S. and other countries. USB Type-C and USB-C are registered trademarks of USB Implementers Forum.
  • Page 3: Table Of Contents

    Table of Contents 1 Getting started ................................1 Important safety information ..........................1 Important service information and precautions ....................1 RoHS (2002/95/EC) requirements .......................... 2 General descriptions .............................. 2 Firmware updates ..............................2 Before returning the repaired product to the customer ..................2 2 Monitor features ................................
  • Page 5: Getting Started

    Getting started Read this chapter to learn about safety information and where to find additional HP resources. Important safety information Carefully read the cautions and notes within this document to minimize the risk of personal injury to service personnel. The cautions and notes are not exhaustive. Proper service methods are important to the safe, reliable operation of equipment.
  • Page 6: Rohs (2002/95/Ec) Requirements

    Level 2: Circuit board or standard parts replacement Firmware updates Firmware updates for the monitor are available at support.hp.com. If no firmware is posted, the monitor does not need a firmware update. Before returning the repaired product to the customer Perform an AC leakage current check on exposed metallic parts to be sure the product is safe to operate without the potential of electrical shock.
  • Page 7: Monitor Features

    Cable management feature for placement of cables and cords 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 find your product. Then select User Guides.
  • Page 8 Front components To identify the components on the front of the monitor, use this illustration and table. Table 1-1: Front components and their descriptions Component Function Press to open the OSD menu, select a menu item Menu button from the OSD, or close the OSD menu. When the OSD menu is open, the Menu light turns on.
  • Page 9 buttons, and then select one of the available options for the button you want to assign.
  • Page 10: Rear Components

    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 for support.
  • Page 11 For worldwide models (except India): Barcode label Safety label For India: Bar code label Spec label...
  • Page 12: Illustrated Parts Catalog

    (6009-0337))(ENCORE 3-M24F) REAR SUPPORT-R(PCR-85% ABS+5% PET/JACK BLACK (6009-0337))(ENCORE 3-M24F) MAC. SCREW-MI M3.0*4.0L, BLK-Ni MYLAR BLACK(150*40*0.325t) (ENCORE 3-M24F LGD PANEL) MAIN BD ASS'Y HP Encore III M24fwa (LM238WF2-HSAK1) SHIELDING (SECC 0.5T)(1A2H-AUDIO)(ENCORE3) MYLAR BLACK(16.5*15*0.325t) (ENCORE 3-SHIELDING MIDDLE SCREW) MAC. SCREW-MH #4-40*5.0L,Ni REAR COVER(ABS 85% PCR +5% OBP/CERAMIC...
  • Page 13 REAR COVER(ABS 85% PCR +5% OBP/CERAMIC 14-1 WHITE)(ENCORE 3-M24FWA) DISPLAY BD ASS'Y HP Encore III 14-2 DISPLAYKEY(ABS 85% PCR +5% OBP/CERAMIC 14-3 WHITE)(ENCORE 3) SPONGE PU(15*12*13t)(BLK) 14-4 SPONGE PU(80*3.0*8.0T)(BLK) 14-4 MAC. SCREW-MI M3.0*6.0L,NI(HEAD DIAMETER 7.0) HINGE(ENCORE3-M24f)(Sliver) GT NECK(ENCORE3-M27f)(Sliver) ASS'Y GT...
  • Page 14 (6009-0337))(ENCORE 3-M27F) REAR SUPPORT-R(PCR-85% ABS+5% PET/JACK BLACK (6009-0337))(ENCORE 3-M27F) MAC. SCREW-MI M3.0*4.0L, BLK-Ni MYLAR BLACK(185*40*0.325t) (ENCORE 3-M27F) MAIN BD ASS'Y HP Encore III M27fwa (LM270WF7-HSAK1) SHIELDING (SECC 0.5T)(1A2H-AUDIO)(ENCORE3) MYLAR BLACK(16.5*15*0.325t) (ENCORE 3-SHIELDING MIDDLE SCREW) MAC. SCREW-MH #4-40*5.0L,Ni REAR COVER(ABS 85% PCR +5% OBP/CERAMIC...
  • Page 15 REAR COVER(ABS 85% PCR +5% OBP/CERAMIC 14-1 WHITE)(ENCORE 3-M27FWA) DISPLAY BD ASS'Y HP Encore III 14-2 DISPLAYKEY(ABS 85% PCR +5% OBP/CERAMIC 14-3 WHITE)(ENCORE 3) SPONGE PU(15*12*13t)(BLK) 14-4 SPONGE PU(80*3.0*8.0T)(BLK) 14-4 MAC. SCREW-MI M3.0*6.0L,NI(HEAD DIAMETER 7.0) HINGE(ENCORE3-M27f)(Sliver) GT NECK(ENCORE3-M27f)(Sliver) ASS'Y GT...
  • Page 16: How To Order Parts

    You can purchase cables from the HP part store at https://partsurfer.hp.com/Search.aspx. NOTE: HP continually 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.
  • Page 17: Removal And Replacement Procedures

    Removal and replacement procedures Adherence to these procedures and precautions is essential for proper service. Preparation for disassembly Use this information to properly prepare to disassemble and reassemble the monitor. 1) Read the “Important safety information” and “Important service information and precautions” sections in the “Getting started”...
  • Page 18 Step 1 Quick release Base stand (1). Lay the display on soft desk and push the button of stand to unlock the stand, then pull out the stand form the monitor head. Press the white button a. Press white button with one hand b.
  • Page 19 Step 3: Strip four screws from the hinge. Step 4: Remove the acetate tapes from the LVDS/ LED cable. Step 5: Pull out the LVDS/ LED cable to panel. Step 6: Strip twelve screws from the rear cover supporter and M/B.
  • Page 20: Connector Repair

    Connector repair M24fwa This procedure includes HDMI and VGA connectors. The connectors are on the main board (board part number R352443320150 The connectors identifiers are as follows: Connector Location HDMI 1/2 P200 P100...
  • Page 21: Hdmi Connector P200/P300

    ▲ Prepare the monitor for disassembly. See Preparation for disassembly on page 12. HDMI connector P200/P300 Repair the HDMI connector: 1) Use a soldering iron and a desoldering pump to remove as much solder as possible from the pin. M24fwa...
  • Page 22 M27fwa Use a hot air gun to melt the solder on the pins. M24fwa M27fwa 2) Lift the P200 or P300 connector from the PCB.
  • Page 23: Vga Connector P100

    1) Use a soldering iron and a de-soldering pump to remove as much solder as possible from the pin. 2) Use a hot air gun to melt the solder on these pins. M24fwa M27fwa 3) Lift the P100 connector from the PCB.
  • Page 24: Support And Troubleshooting

    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 Solution Screen is blank or Power cord is disconnected. Connect the power cord. video is flashing.
  • Page 25: Index

    Index components precautions, 1 front, 5 preparation for disassembly, 12 rear, 6 Rear Cover removal, 12 connector repair, 17 rear components, 6 DisplayPort connector location, 6 removal features, 4 power board, 15 firmware updates, 2 Rear Cover, 12 front components, 5 Function test, 18 removal and replacement procedures, 12 function button locations, 5...

This manual is also suitable for:

M27fwaM45738-001M45741-001

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