HP 724PF MAINTENANCE AND SERVICE MANUAL Pdf Download (2024)

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Maintenance and Service Guide

Series 7 Pro 724pf 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 724pf

Page 1 Maintenance and Service Guide Series 7 Pro 724pf 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 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 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 ● Monitor stand 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...
Page 7 For safety and regulatory information, refer to the Product Notices provided in your documentation kit. To access the latest user guides or manuals for your product, go to http://www.hp.com/support and follow the instructions to find your product. Then select Manuals.
Page 8 Front components To identify the components on the front of the monitor, use this illustration and table.
Page 9 Rear and side 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 OSD control Activates the OSD buttons so that the button labels appear on the right side of the screen.
Page 10 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 To identify the monitor major components, use this illustration and table. Table 3-1: Monitor major components and their descriptions Item Description Part number # ASSY Panel #ASSY Main Chassis #Power Board #Interface Board #Screw Machine M3*6 #Screw Cap Head M4*8 #Mylar Power #Screw Tapping Wafer M3*8 White Ni...
Page 12 #Stand Arm Lift 150 AL #Stand Base Turbo Silver #Double Adhesive Tape #PET Shading Lens 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...
Page 13 Connectors by manufacturer Remark Component Location Component Distributer part number description identifier distributor https://www.digikey.com Modify the rear cover I/O metal and plastic. Switchcraft HDMI HDMI1 Inc. 137-RAHHD19TR-ND Only DP1.1 Modify the rear cover I/O metal https://www.digikey.com Cut off the through hole Molex WM14328DKR-ND 1.Cut off the Pin as below...
Page 14 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 15 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 16 2) Remove Rear Cover From Display Head: Use the tool to remove the hinge cover, then Release the four screws from back bracket and remove the hinge, then Loose all the hooks by hand for pulling the rear cover. 3) Remove USB BD Screws to remove USB BD: Remove the EMI gasket, then loose the two hooks by hand, then remove the cable...
Page 17 4) Release OSD key BD from rear cover 5) Remove IO cover from display head(Remove three screws and loose three hooks by hand) 6) Remove Bracket Assembly From Display Head: remove all inside cable, then remove the four screws from the back bracket 7) Remove bezel bottom ASSY from display head(Remove five screws)
Page 18 The power board part number is 755.A3D05.A001. 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 Series 7 Pro 724pf power board connector position is as follows:...
Page 19 CN801 Wistron P/N: 020.60171.0112 2) Locate the part number location on the board. 3) Pin solder with soldering iron and absorber.
Page 20 4) Lift the connector up and away from the PCB. Connector repair This procedure includes HDMI, Display Port, Mini Display Port, USB-C and USB-A connectors. The connectors are on the main board (board part number 7ZB.A3B01.0010). The connector identifiers are as follows: Connector Location HDMI...
Page 21 HDMI connector HDMI1 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 connector from the PCB. 4) Place the new component on the PCB.
Page 22 2) Use a hot air gun to melt the solder on the pins. 3) Lift the DP connector from the PCB. 4) Place the new component on the PCB. Be sure that it matches the PCB footprint. 5) Solder the new component. USB-B connector USB1 Repair the USB-B connector: 1) Use a soldering iron and a de-soldering pump to remove as much solder as possible from the pin.
Page 23 3) Place the new component on the PCB. Be sure that it matches the PCB footprint. Solder the new component USB-A connector USB2/USB3 Repair the USB-A 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-A connector from the PCB.
Page 24 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 Computer or DVD player DP test Confirm whether image displays Computer or DVD player DP out test Confirm whether image displays Computer / DVD player and...
Page 25 connect the video cable to one of the computer’s on- board video sources 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 Monitor video cable is disconnected.
Page 26 Index components RC removal, 12 front, 5 rear components, 6 rear, 6 removal connector repair, 17 power board, 15 features, 3 RC, 12 firmware updates, 2 removal and replacement procedures, 12 front components, 5 returning to customer, 2 function test, 21 RoHS (2002/95/EC) requirements, 2 how to order parts, 9 safety information, 1...

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7 pro series