HP OMEN 27u Maintenance And Service Manual

HP OMEN 27u Maintenance And Service Manual

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Maintenance and Service Guide
OMEN 27u model
SUMMARY
This guide provides information about spare parts, removal and replacement of parts, diagnostic tests, problem
troubleshooting, and more.

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Table of Contents
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Summary of Contents for HP OMEN 27u

  • Page 1 Maintenance and Service Guide OMEN 27u model 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

    ● for lower resolutions; includes image scaling for three present mode options, Fill to Screen, Fill to Aspect Ratio or Pixel-for-pixel. HP Eye Ease with Eyesafe® certification (default mode) to reduce blue light to keep your eyes ● comfortable Flicker-free feature for optimal eye comfort and viewing (Remark: Flicker-Free only effective on static ●...
  • Page 8: Front/Rear Components

    Front/Rear components To identify the components on the rear of the monitor, use this illustration and table. Back of monitor showing locations of controls Table 1-1: Front and rear components and their descriptions Component Function Power light White: The monitor is on. Amber: The monitor is in a reduced power state because of inactivity.
  • Page 9 Rear component location showing Table 1-2: Rear components and their descriptions Component Function Audio-out (headphone) jack Connects the headphone or earduds. CAUTION: To reduce the risk of personal injury, adjust the volume before using headphones or earbuds. For additional safety information, see the Product Notices provided in your documentation kit.
  • Page 10: Locating The Serial Number And Product Number

    The SPEC label (1) and Barcode label (2) are located on the rear of the monitor. The serial number and product number are located on a Safety label. You may need these numbers when contacting HP about the monitor model.
  • Page 11: Illustrated Parts Catalog

    Illustrated parts catalog To identify the monitor major components, use this illustration and table. Mechanical explosion Item Description LG Panel Main BKT Middle frame Bottom Ambient light PCB Power Lens PCB Keypad PCB OSD control Rear cover Assy Ambient light Lens Ambient light PCB IF Board Speaker...
  • Page 12: 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 13: 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 14 Disassemble Stand 2) Disassemble VESA screws: A: Remove this hole with a plastic disassembly rod; Remove VESA cover. B: Use a Phillips screwdriver to remove the above 6PCS screws, Separate the stand hinge from the display head. C: Use a Phillips screwdriver to remove the above 6 pcs screws. Disassemble VESA screws 3) Disassemble pack Cover&...
  • Page 15 Disassemble pack Cover& Shielding BKT 4) Disassemble Main board. A: Remove thermal PAD B: Remove the above screws with a Phillips screwdriver C: Remove the LED holder on the main board D: Remove all EE cable E: Remove all Main board Separate cable and other materials from main board 5) Disassemble Speaker.
  • Page 16 Separate speakers and cables 6) Disassemble LED light Assembly. A: Remove 8 pcs M4 screw B: Remove 4 pcs LED Bar C: Remove 4pcs T3 screw Separate LED bar PCBA and cables 7) Disassemble Ambient Light Led Lens...
  • Page 17 Separate Ambient Light LED Lens 8) Disassemble Middle Frame A: Remove all EE Cables B: Remove power LED Board C: Remove AMBILIGHT Bottom board on display chin. D: Remove all M3 screws E: Remove Middle Frame Separate cables& PCBAs from middle frame 9) Disassemble Main BKT: Remove M3 screws and Main BKT.
  • Page 18: Connector Repair

    Separate Main BKT 10) Disassemble Gasket &Heat Sink: Remove M3 screws & Heat Sink and Gasket Separate M3 screws & Heat Sink & Gasket from Main BKT Connector repair This procedure includes HDMI, Display Port, headphone, USB-C, DC JACK and USB connectors. The connectors are on the main board (board part number 790TA1300A03H01), The connectors identifiers are as follows:...
  • Page 19: Headphone Connector Cn800

    Connector Location HDMI Port HDMI280, HDMI281 Display Port DP250 Headphone CN800 USB-A P601, P602 USB-C P600 DC jack CN102 Connector location of Mainboard Before repairing connectors, follow these steps: Prepare the monitor for disassembly. See Preparation for disassembly on page 9. ▲...
  • Page 20: Hdmi Connector Hdmi280, Hdmi281

    Remove headphone connector 2) Lift the CN800 connector from the circuit board. 3) Place the new component on the circuit board. Be sure that it matches the footprint. 4) Solder the new component. HDMI connector HDMI280, HDMI281 Repair the HDMI connector: 1) Use a hot air gun to melt the solder on the pins.
  • Page 21: Dc Jack Connector Cn102

    Remove DP connector 2) Lift the DP250 connector from the circuit board. 3) Place the new component on the circuit board. Be sure that it matches the footprint. 4) Solder the new component. DC JACK connector CN102 Repair the DC JACK connector: 1) Use a hot air gun to heat the bottom side of PCB below the headphone connector.
  • Page 22: Usb-A Connector P601, P602

    Remove USB-C connector 2) Lift the P600 connector from the circuit board. 3) Place the new component on the circuit board. Be sure that it matches the footprint. 4) Solder the new component. USB-A connector P601, P602 Repair the USB-A connector: 1) Use a hot air gun to melt the solder on the pins.
  • Page 23: Function Test

    Function test After repair, be sure to confirm that all functions are working. Table 4-1: Function test Test item Operating description Operating description Tool used Tool used Function test st item HDMI test Confirm whether image displays and sound plays Computer or DVD player correctly on the monitor.
  • Page 24 menu. Set Auto-Switch Input to Off and manually select the input Image appears Brightness is too low. Open the OSD menu and blurred, select Brightness to adjust indistinct, or too the brightness scale as dark. needed. Check Video Cable Monitor video cable is disconnected. Connect the appropriate is displayed on video signal cable between...
  • Page 25: Index

    Index Audio-out (headphone) jack location, 5 Power connector, 5 Brightness, 20 Power light, 4 components precautions, 1 front/rear, 4 preparation for disassembly, 9 connector repair, 14 RC removal, 9 DisplayPort connector location, 5 removal features, 3 RC, 9 firmware updates, 2 removal and replacement procedures, 9 front/rear components, 4 returning to customer, 2...

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