HP L55527-001 Maintenance And Service Manual Download Page 16 | Manualshive

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HP L55527-001 Maintenance And Service Manual Download Page 16

14

Main board- Connector repair

Repair Condition: Connector repair is only for the monitor that has been out
of warranty period.

•

The repair procedure is for HDMI, DisplayPort and audio connectors.

•

The connectors are on the main board (IF board part number 5E.4EW01.012).

•

Please refer to the location to repair the correct parts:

Connector

Location

USB A 3.0

J7, J8

USB B 3.0

J6

HDMI

J4

DisplayPort (DP)

J3

J7

J8

J6

J4

J3

Main Board

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Summary of Contents for L55527-001

Page 1: ...Maintenance and Service Guide OMEN X 27 model SUMMARY This guide provides information about spare parts removal and replacement of parts diagnostic tests problem troubleshooting and more ...

Page 2: ...tates and other countries The information contained herein is subject to change without notice The only warranties for HP products and services are set forth in the express warranty statements accompanying such products and services Nothing herein should be construed as constituting an additional warranty HP shall not be liable for technical or editorial errors or omissions contained herein First ...

Page 3: ...6 Locating the serial number and product number 7 Illustrated parts catalog 8 How to order parts 9 Removal and replacement procedures 10 Preparation for disassembly 10 Main board Connector repair 14 USB A 3 0 Connector repair J7 J8 16 USB B 3 0 Connector repair J6 17 HDMI Connector repair J4 18 DP Connector repair J3 19 Stick Gasket on the Shielding 20 Function Test 21 Support and Troubleshooting ...

Page 4: ...you are servicing the product Do not perform any action that can cause a hazard to the customer or make the product unsafe Use proper safety devices to ensure your personal safety Always use approved tools and test equipment for servicing Never assume the product s power is disconnected from the main power supply Check that it is disconnected before opening the product s cabinet Modules containing...

Page 5: ...If the original parts are RoHS compliant the replacement parts MUST be RoHS complaint If product service or maintenance requires replacing parts confirm the RoHS requirement before replacement General descriptions This manual contains general information There are two levels of service Level 1 Cosmetic appearance alignment service Level 2 Circuit board or standard parts replacement Before return t...

Page 6: ...djustments in 10 languages for easy setup and screen optimization Frames per second indicator displayed on the monitor screen adjustable using the OSD menu Message timer displayed on the monitor screen adjustable using the OSD menu Gaming crosshair displayed on the monitor screen adjustable using the OSD menu Security cable slot on the rear of the monitor for an optional security cable User config...

Page 7: ...5 Front View ...

Page 8: ...justment levels If the OSD menu is closed press to open the Color menu 4 Minus button If the OSD menu is open press to navigate backward through the OSD menu and decrease adjustment levels If the OSD menu is closed press to open the Information menu 5 Menu OK button Press to open the OSD menu or select a menu item from the OSD 6 Security cable slot Connects an optional security cable to the monito...

Page 9: ...personal injury adjust the source device volume before using headphones earbuds or a headset For additional safety information see the Product Notices provided in your documentation kit Locating the serial number and product number The serial number and product number are located on a label on the bottom edge of the monitor head You may need these numbers when contacting HP about the monitor model...

Page 10: ...Monitor major components and their descriptions Item Description Qty 1 ASSY CHIN OMEN X 27 1 2 PANEL 1 3 MID FRAME 1 4 PCBA LED DRV BD 1 5 PCBA IF BD 1 6 PCBA LED BD 1 7 ASSY SHD 1 8 ASSY HINGE 1 9 ASSY RC JAWA OMEN X 27 1 10 PCBA AUDIO BD 1 11 PCBA CTRL BD 1 12 ASSY STAND OMEN X 27 1 2 3 12 11 10 9 8 7 4 5 1 6 ...

Page 11: ...J7 J8 RS Molex 48405 0003 USB B 3 0 J6 Farnell WURTH ELEKTRONIK 692221030100 HDMI J4 Farnell RS Molex 2086581001 DisplayPort DP J3 Farnell 47272 0024 Gasket by Distributor Component Description Location Identifier Component Distributor Part number of Manufacturer Distributor Gasket for DP and HDMI SHD Farnell 3020812 Specification Gasket EMI Shielding 8 mm Width 12 mm Height 1 m Length 80 dB To re...

Page 12: ...rly prepare to disassemble and reassemble the monitor 1 Clean the room for disassembly 2 Identify the disassembly area 3 Check the position that the monitors are to be placed along with the number of monitors Prepare the area for material flow according to the disassembly layout 4 Be sure to have the following equipment and materials Press fixture Working table Screwdriver Knife Gloves Cleaning cl...

Page 13: ... screws Screw driver 4 0 5 0KG 2 Disassemble the RC from the monitor notice the disassembly order 1 Disassemble the Bottom part 2 Disassemble the Right part 3 Be careful to remove conduct tape from audio cable 4 Remove ctrl cable and audio cable from IF BD 4 5 0 5 Kg screws ...

Page 14: ...RC 7 Unlock 3 screws 8 Disassemble Ctrl BD to RC 9 Remove Ctrl cable to Ctrl BD Screw driver 0 9 1 1KG 4 1 Remove 3 tapes from lamp wire 2 Remove lamp wire from panel and DRV BD 3 Remove 3 conduct tapes from SHD 5 1 Unlock 4 screws 2 Disassemble hinge from SHD 3 Remove LED cable from panel 4 Disassemble LED BD from mid frame 5 Remove LED cable from panel and LED BD Screw driver 8 10KG ...

Page 15: ...ws 5 Disassemble assy chin to mid frame Screw driver 4 5 0 5 kg 7 1 Unlock 9 screws 2 Disassemble mid frame to panel Screw driver 6 5 1 0 KG 8 1 Unlock 4 screws 2 Disassemble IF BD from SHD 3 Remove FFC cable from IF BD 4 Disassemble DRV BD from SHD 5 Remove DRV cable to DRV BD Screw driver 6 8KG Main BD DRV BD ...

Page 16: ... warranty period The repair procedure is for HDMI DisplayPort and audio connectors The connectors are on the main board IF board part number 5E 4EW01 012 Please refer to the location to repair the correct parts Connector Location USB A 3 0 J7 J8 USB B 3 0 J6 HDMI J4 DisplayPort DP J3 J7 J8 J6 J4 J3 Main Board ...

Page 17: ... may cause damage Work quickly to avoid overheating the circuit board as soon as you confirm the steady soldering condition Keep the soldering iron tip clean and well tinned and when replacing parts A close inspection of the circuit board revealed look in good condition After repaired must connect source to each port to check Main board function is ordinary Note The requirement of professional rep...

Page 18: ...soldering iron and absorber You can gently push down with the soldering iron once everything is molten to move the connector out of the through holes 2 Lift connector from the PCB 3 Place new component on the location and must check it can match PCB footprint 4 Soldering the new component by solder iron ...

Page 19: ...oldering iron and absorber You can gently push down with the soldering iron once everything is molten to move the connector out of the through holes 2 Lift connector from the PCB 3 Place new component on the location and must check it can match PCB footprint 4 Soldering the new component by solder iron ...

Page 20: ... possible from one of the pin 2 Use a hot air gun to melt the solder on the pins 3 Lift J2 from the PCB 4 Place new component on the location and must check it can match PCB footprint 5 Soldering the new component by solder iron 6 Please must stick a gasket on the Shielding Find the procedure on page 22 ...

Page 21: ...elt the solder on the pins 3 Lift J3 from the PCB 4 Place new component on the location and must check it can match PCB footprint 5 Soldering the new component by solder iron 6 Tear off the yellow tape on the DP connector so that it can contact to the gasket EMI will be effective 7 Please must stick a gasket on the Shielding Find the procedure on page 22 ...

Page 22: ...ket and align the gasket to the right side of the HDMI or DP Alignment refers to the yellow arrow in the image below 3 Press the gasket to the end of shielding with your fingers and confirm that it will not fall If the gasket falls on the inner boards it will cause a short circuit and damage the Monitor 4 After assembly check from the appearance whether the connector is indeed fixed with the gaske...

Page 23: ...DMI test Check if the image and sound can be played normally on monitor No noise volume and balance is correct PC or DVD Player DP test Check if the image and sound can be played normally on monitor No noise volume and balance is correct PC or DVD Player Audio test Change sound volume and balance if the volume sound smoothly and loud enough Speaker ...

Page 24: ...22 Support and Troubleshooting ...

Page 25: ... power board removal 12 power button location 3 power connector location 4 power light location 3 preparation for disassembly 9 RC removal 9 rear components 4 removal power board 12 RC 9 xxxx 14 removal and replacement procedures 9 RoHS 2002 95 EC requirements 1 safety information 1 serial number location 5 spare parts 7 USB port location 4 USB upstream port location 4 VGA connector location 4 xxx...

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