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Summary of Contents for HP OMEN 27qz
- Page 1 Maintenance and Service Guide OMEN 27qz 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.
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Page 3: Table Of Contents
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 Firmware updates ..............................3 Before returning the repaired product to the customer ..................3 2 Monitor features ................................ -
Page 4: 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 5: 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 6: Monitor Features
● Removable stand for flexible monitor head mounting solutions ● HP Quick Release 2 device to quickly attach the monitor head to the stand with a simple click, and then remove it with the convenient sliding tab release ● VESA® mounting bracket for attaching the monitor head to a wall-mount device or swing arm ●... -
Page 7: Rear Components
Rear components To identify the components on the rear of the monitor, use this illustration and table. Table 1-1: Rear components Component Function Power button Turns the monitor on or off. OSD control Adjusts settings in the OSD menu. Power connector Connects the power cord to the monitor. -
Page 8: 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 for support. -
Page 9: Illustrated Parts Catalog
Illustrated parts catalog To identify the monitor major components, use this illustration and table. Item Description PANEL MIDDLE_FRAME L27W-Ghp3-p3 SCREW M3 6 CONNECTOR BOARD SCREW M3 5 INSULATING SHEET 229.7*185*9.5MM SCREW D3 6 POWER BOARD MAIN BOARD MAINFRAME SCREW Q2 3.4 KEY BOARD... -
Page 10: How To Order Parts
BASE_ASS’Y OT OT ES 787.8 REAR_COVER L27W-Ghp3-p3 SCREW M4 10 COVER_VESA L27WA-Ghp3b-p3 HINGE ASS'Y How to order parts The HP authorized repair center can purchase the power board from HP. Power board Description HP spare part number Manufacturer part number N49785-001... - Page 11 NOTE: HP continually improves and changes product parts. For complete and current information about supported parts for your product, go to https://partsurfer.hp.com/Search.aspx, select your country or region, and then follow the on-screen instructions.
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Page 12: 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 13 Remove the Rear Cover: 1) Remove 4 screws from the hinge. 2) Use your fingers to split the left and right sides apart between the middle frame and rear case. 3) Insert the scraper bar tool into the gap between the middle frame and rear case, and then rotate. The hook opens.
- Page 14 4) Disassemble Rear Cover and disconnect the connector. Disassemble the key board and connector board from the Rear Cover (if required). 6) Remove 2 screws from main frame. Disconnect the connector to disassemble the main frame from panel.
- Page 15 7) Remove the mylar. Tear off tape and disassemble 8 screws from the boards. 8) Disassemble all the boards from housing. 9) Disconnect all the wires from the board.
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Page 16: Power Board
Before removing the power board, follow these steps: ▲ Prepare the monitor for disassembly. See Preparation for disassembly on page 10. Remove the power board: 1) The HP OMEN 27qz power board connector position is as follows: Warning: After unplugging the power supply, the capacitance is still charged, do not touch and discharge the capacitor. - Page 17 HDMI 2 CN502 CN503 Phone Jack CN601 Before repairing connectors, follow these steps: ▲ Prepare the monitor for disassembly. See Preparation for disassembly on page 10. IMPORTANT: • Repair Condition: Connector repair is only for out of warranty. • Repairing must operate by professional repairers (Note) in repair center, not applicable for end user. •...
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Page 18: Hdmi 1 Connector Cn501
HDMI 1 connector CN501 Repair the HDMI connector: 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 the pins. 3) Lift the HDMI 1 connector from the circuit board 4) Place the new component on the circuit board. -
Page 19: Dp Connector Cn503
3) Lift the HDMI 2 connector from the circuit board. 4) Place the new component on the circuit board. Be sure that it matches the footprint. 5) Solder the new component. DP connector CN503 Repair the DP connector: 1) Use a soldering iron and a de-soldering pump to remove as much solder as possible from the pin. -
Page 20: Function Test
3) Place the new component on the circuit board. Be sure that it matches the footprint. 4) Solder the new component. 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... - Page 21 the brightness scale as needed. “Check Video Cable” is Monitor video cable is disconnected. Connect the appropriate video signal cable between didisplayed on the screen the computer and monitor. Be sure that the computer power is off while connecting the video cable. Video resolution and/or refresh rate are set “Input Signal Out of Range”...
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Page 22: Index
Index components rear components, 5 rear, 5 removal connector repair, 14 power board, 14 features, 4 RC, 10 firmware updates, 3 removal and replacement procedures, 10 function test, 18 returning to customer, 3 how to order parts, 8 RoHS (2002/95/EC) requirements, 3 illustrated parts catalog, 7 safety information, 2 parts, 7...
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