HP 7 Pro Series Maintenance And Service Manual
HP 7 Pro Series Maintenance And Service Manual

HP 7 Pro Series Maintenance And Service Manual

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Maintenance and Service Guide
HP Series 7 Pro 727pq model
SUMMARY
This guide provides information about spare parts, removal and replacement of parts, diagnostic tests, problem
troubleshooting, and more.

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Summary of Contents for HP 7 Pro Series

  • Page 1 Maintenance and Service Guide HP Series 7 Pro 727pq 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 sure to read “Important Safety Information”. Devices, Inc. Bluetooth is a trademark owned 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.
  • 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 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

    On-screen display (OSD) adjustments in several languages for easy setup and screen optimization ● HP Eye Ease technology that features an always-on low blue light filter that keeps your eyes ● comfortable and has zero impact on color accuracy ●...
  • Page 7 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 8: Front Components

    Front components To identify the components on the front of the monitor, use this illustration and table. Table 2-1 Front components, camera model and their descriptions Component Description Power button Turns the monitor on or off. Power LED Indicates that the monitor is powered on.
  • Page 9: Rear Components

    Rear components To identify the components on the rear of the monitor, use this illustration and table. Table 2-2 Rear and side components and their descriptions Component Description Joypad Press to open the OSD settings. Security cable slot Connects an optional security cable. Power connector Connects a power cord.
  • Page 10: Locating The Serial Number And Product Number

    Locating the serial number and product number The serial number and product number are located on the rear of the monitor. You may need these numbers when contacting HP about the monitor model. For all regions: Barcode label & Spec label...
  • Page 11: Illustrated Parts Catalog

    Illustrated parts catalog To identify the monitor major components, use this illustration and table. Table 3-1: Monitor major components and their descriptions Item Description #LCD Panel #PET_SHADING_LENS_727pq # POWER_KEY_LENS_PC_727pq # ASSY Power_key_BD # POWER_KEY_ABS_JACK BLACK_727pq # CVR_MC_ABS_JACK-BLACK_727pq # ALS_LENS_PMMA_NEAR BLACK_727pq # ALS_lens_BD # Safety_mylar_727pq # Interface_BD...
  • 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...
  • Page 13 follow the on-screen instructions. Internal and External Power Supplies are available for purchase from the following EU distributor: EET https://www.eetgroup.com/en-eu/...
  • Page 14: 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 15 2) Remove Rear Cover From Display Head: Use the tool to remove the hinge cover, then release the 4pcs screws from back bracket and remove the hinge, then loose all the hooks by hand for pulling the rear cover and disconnect the USB cable and OSD cable 3) Remove USB board from the rear cover: Remove 1pcs screw, then remove the EMI gasket and disconnect the cable...
  • Page 16 4) Release OSD key board from rear cover: remove 1pcs screw and disconnect the key cable 5) Remove the ALS board and power key board from the middle frame. 6) Remove Bracket Assembly From Display Head: remove all inside cable, then remove the 4pcs screws from the back bracket.
  • Page 17 8) Disassemble bracket assembly: remove black Mylar, then remove 6pcs screws for releasing the power board and interface board, disconnect all the cables and remove the AC inlet.
  • Page 18: Power Board

    Prepare the monitor for disassembly. See Preparation for disassembly on page 11. ▲ Remove the power board: 1) The HP Series 7 Pro 727pq power board connector position is as follows: 2) Locate the part number location on the board. 3) Pin solder with soldering iron and absorber.
  • Page 19: Connector Repair

    Connector repair This procedure includes HDMI, Display Port, USB-C, USB-A connectors. The connectors are on the main board (board part number 7ZB.0AW01.0008).. The connector identifiers are as follows: Connector Location HDMI HDMI1 DP OUT USB-C USBC1 USB-A USB1, USB2 Before repairing connectors, follow these steps: Prepare the monitor for disassembly.
  • Page 20: Dp Connector Dp1 Dp2

    2) Lift the HDMI connector from the PCB. 3) Place the new component on the PCB. Be sure that it matches the PCB footprint. 4) Solder the new component. DP connector DP1 DP2 Repair the DP connector: 1) Use a soldering iron and a de-soldering pump to remove as much solder as possible from the pin. 2) Lift the DP connector from the PCB.
  • Page 21: Usb-C Connector

    4) Solder the new component. USB-C connector Repair the USB-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 USB-C connector from the PCB. 3) Place the new component on the PCB. Be sure that it matches the PCB footprint. 4) Solder the new component USB-A connector USB1/USB2 Repair the USB-A connector:...
  • Page 22: Function Test

    2) Lift the USB-A connector from the PCB. 3) Place the new component on the PCB. Be sure that it matches the PCB 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...
  • Page 23: Support And Troubleshooting

    USB Hub test Confirm USB function of 3-USB Type-A and 1-USB Computer or Notebook Type-C working normally. 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...
  • Page 24 Slow performance The monitor has a two-lane from USB default for USB-C. On selected products, you can press the Joypad button to open the OSD menu, navigate to the USB Type-C configuration, and then select USB-C Video + USB 3.0 for data transfer prioritization.
  • Page 25: Index

    Index components RC removal, 11 front, 5 rear components, 6 rear, 6 removal connector repair, 16 power board, 15 features, 3 RC, 11 firmware updates, 2 removal and replacement procedures, 11 front components, 5 returning to customer, 2 function test, 19 RoHS (2002/95/EC) requirements, 2 how to order parts, 9 safety information, 1...

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