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Summary of Contents for HP 527pu
- Page 1 Maintenance and Service Guide 527pu model SUMMARY This guide provides information about spare parts, removal and replacement of parts, diagnostic tests, problem troubleshooting, and more.
- Page 2 AMD is a trademark of Advanced Micro maintenance or service, be sure to read Devices, Inc. Bluetooth is a trademark owned by its proprietor and used by HP Inc. under “Important Safety Information”. license. NVIDIA is a trademark and/or registered trademark of NVIDIA Corporation in the U.S.
- 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 Firmware updates ......................................3 Before returning the repaired product to the customer ..........................
- Page 4 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 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 Plug and Play capability, if supported by your operating system ● DisplayPort multistreaming capability ● Joypad OSD navigation ● HP Eye Ease (TÜV Low Blue Light Hardware Solution certified) ● Compatible with HP Display Center and HP Client Management Script Library (CMSL) ● 4 ...
- Page 7 Information. To access the latest user guide, go to http: /www.hp.com/support, and follow the instructions to find your product. Then select Setup & User Guides. Front components To identify the components on the front of the monitor, use this illustration and table.
- Page 8 Power button Turns the monitor on or off. NOTE:When applicable HP products are connected to the USB Type-C port, pressing the power button on the display turns on/off your notebook, or puts it to sleep based on your power setting.
- Page 9 Amber (right): Activity is occurring on the network. NOTE: Supports Out-of-band Wake on Lan (WOL), Out-of-band Mac Address Passthrough (MAPT), and PXE boot (HP models only). The functionality might vary with PC settings. NOTE: This network port is fully energy efficient according to IEEE standards (IEEE 802.3az-2010), as long as all connected devices support this feature.
- Page 10 The Barcode label (1) and SPEC 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 To identify the monitor major components, use this illustration and table. Item Description BEZEL_BTM SCREW M2 2 MIDDLE_FRAME SCREW M3 3.5 MAINFRAME RUBBER PAD φ8.1xT6 SCREW D3 6 SCREW M4 6 INSULATING SHEET BPC V0 INSULATING SHEET BPC V0 229.6*171.8 1 PANEL 9 ...
- Page 12 MAIN BOARD ADAPTER BOARD KEY BOARD KEY BOARD USB BOARD 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 PSU 527pu 1 source...
- Page 13 Internal and External Power Supplies are available for purchase from the following EU distributor: EET https://www.eetgroup.com/en-eu/ 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.
- Page 14 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 15 Rear Cover Before removing the Rear Cover, follow these steps: Prepare the monitor for disassembly. See Preparation for disassembly on page 12. ▲ Remove the Rear Cover: 1) Remove six screw from the rear case. 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.
- Page 16 4) Disassemble Rear Cover. 5) Remove the key board, the LED board and the USB board. 6) Disassemble the key board/LED board/USB board from the Rear Cover (if required). 14 ...
- Page 17 7) Remove the screws to disassemble the main frame/middle frame from panel 8) Disassemble 9 screws from the board. 15 ...
- Page 18 The power board part number is PLPCNH451GACB(LGD) 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 527pu power board connector position is as follows: 16 ...
- Page 19 CN9101 Warning: After unplugging the power supply, the capacitance is still charged, do not touch and discharge the capacitor. CN8601 2) Locate the part number location on the board Connector repair This procedure includes HDMI/DP1/Type-c 1/DP2/RJ45/USB 1/Type-c 2 connectors. The connectors are on the main board (board part number CBPR3TEHPQ1) The connectors’...
- Page 20 USB 1 CN105 ype-c 2 CN103 CN502 CN501 CN102 Main Board CN503 CN140 CN105 CN103 This procedure includes USB 2/USB 3 connectors. The connectors are on the USB board (board part number USB3QH1) The connectors’ identifiers are as follows: USB 2 CN1004 USB 3...
- Page 21 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 warranty. • Repairing must operate by professional repairers (Note) in repair center, not applicable for end user. •...
- Page 22 HDMI connector CN502 Repair the HDMI1 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 connector from the circuit board. 4) Place the new component on the circuit board.
- Page 23 DP1 connector CN501 Repair the DP 1 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 DP1 connector from the circuit board.
- Page 24 Type-C 1 connector CN102 Repair the Type-C connector: 1） Use a soldering iron and a de-soldering pump to remove as much solder as possible from the pin. 2) Lift the Type-C connector from the circuit board. 3) Place the new component on the circuit board. Be sure that it matches the circuit board footprint. 4) Solder the new component.
- Page 25 DP2 connector CN503 Repair the DP2 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 DP2 connector from the circuit board. 4) Place the new component on the circuit board.
- Page 26 RJ45 connector CN140 Repair the RJ45 connector: 1） Use a soldering iron and a de-soldering pump to remove as much solder as possible from the pin. 2) Lift the RJ45 connector from the circuit board. 3) Place the new component on the circuit board. Be sure that it matches the circuit board footprint. 4) Solder the new component.
- Page 27 USB 1 connector CN105 Repair the USB 1 connector: 1） Use a soldering iron and a de-soldering pump to remove as much solder as possible from the pin. 2) Lift the USB 1 connector from the circuit board. 3) Place the new component on the circuit board. Be sure that it matches the circuit board footprint. 4) Solder the new component.
- Page 28 USB 2 connector CN1004 Repair the USB-2 connector: 1） Use a soldering iron and a de-soldering pump to remove as much solder as possible from the pin. 2) Lift the USB-2 connector from the circuit board. 3) Place the new component on the circuit board. Be sure that it matches the circuit board footprint. 4) Solder the new component.
- Page 29 Function test After repair, be sure to confirm that all functions are working. Table 4-1: Function test Test item Operating description Tool used HDMI test Confirm whether image displays and sound plays Computer or DVD player correctly on the monitor. DP test Confirm whether image displays and sound plays Computer or DVD player...
- Page 30 indistinct, or too dark. Brightness to adjust the brightness scale as needed. Check Video Cable is Monitor video cable is disconnected. Connect the appropriate video signal displayed on screen. cable between the computer and monitor. Be sure that the computer power is off ...
- Page 31 Index components RC removal, 13 front, 5 rear components, 6 removal rear, 6 connector repair, 17 power board, 16 features, 4 RC, 13 firmware updates, 3 removal and replacement procedures, 12 front components, 5 returning to customer, 3 function test, 27 RoHS (2002/95/EC) requirements, 3 how to order parts, 10 safety information, 2 illustrated parts catalog, 9 serial number location, 8 parts, 9 service information, 2 parts, ordering, 10 spare parts, 9 power board removal, 16 support and troubleshooting, 27 precautions, 2 troubleshooting, 27 preparation for disassembly, 12 29 ...
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