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Maintenance and Service Guide

Z31x model

SUMMARY

This guide provides information about spare parts, removal and replacement of parts, diagnostic tests, problem
troubleshooting, and more.

Содержание Z31 Series

Страница 1: ...Maintenance and Service Guide Z31x model SUMMARY This guide provides information about spare parts removal and replacement of parts diagnostic tests problem troubleshooting and more ...

Страница 2: ...d States 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 Fir...

Страница 3: ...acement procedures 12 Preparation for disassembly 12 Power board replacement 18 Power board Capacitor repair 19 Main board Connector repair 22 HDMI Connector repair J12 H13 24 DP Connector repair J14 J15 25 Audio Connector repair J24 26 USB A 2 0 Connector repair J10 26 RJ45 Connector repair J27 27 DUAL USB A 3 0 Connector repair J5 J6 28 USB type C Connector repair J1 29 USB B 3 0 Connector repai...

Страница 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...

Страница 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...

Страница 6: ...hite point gamma EOTF luminance and name via StudioCal XML Option to reset to Factory Calibration settings or User Calibration settings to easily restore the display to the factory or user settings Built in support for the X Rite i1Display Pro X Rite i1 Pro Klein Instruments K10 A Photo Research PR 6xx 7xx Colorimetry Research CR 100 CR 250 and Konica Minolta CA 310 measurement devices Updatable d...

Страница 7: ...ovision on rear of display for optional cable lock Cable management feature for placement of cables and cords On Screen Display OSD adjustments in several languages for easy setup and screen optimization HDCP 2 2 High Bandwidth Digital Content Protection copy protection on all digital inputs NOTE For safety and regulatory information refer to the Product Notices provided in your documentation kit ...

Страница 8: ...buttons to navigate through the OSD based on the indicators next to the buttons that are activated while the OSD is open NOTE To activate the Function buttons press any of the buttons so that the button labels appear on the right side of the screen and the button LEDs are lit 2 Power button Turns the display on or off NOTE Be sure the master power switch on the rear of the display is in the ON pos...

Страница 9: ... cord to the display 3 Stand release latch Releases the stand from the display 4 HDMI1 Connects an HDMI cable to the display 5 HDMI2 Connects an HDMI cable to the display 6 DisplayPort 1 Connects a DisplayPort cable to the display 7 DisplayPort 2 Connects a DisplayPort cable to the display 8 Analog audio out Connects headphones to the display 9 KVM keyboard port Connects a keyboard to the display ...

Страница 10: ... downstream ports Connect optional USB devices to the display 15 USB 3 0 downstream ports side panel Connect optional USB devices to the display Locating the serial number and product number The serial number and product number are located on a label on the rear panel of the display head You may need these numbers when contacting HP about the display Note You may need to partially pivot the displa...

Страница 11: ...itor major components and their descriptions Item Description Qty 1 ASSY BZL BLACK 1 2 ASSY COLORMETER 1 3 PANEL 1 4 ASSY BKT BASE 1 5 PCBA IF BD 1 6 ASSY BKT MAIN 1 7 CVR TOP ABS SPACE 1 8 RC ABS BLACK PEARL 1 9 ASSY CVR BACK SILVER 1 10 PCBA POWER BD 1 11 PCBA CTRL BD 1 12 ASSY STAND 1 1 2 3 4 5 6 7 8 9 10 11 12 ...

Страница 12: ... 470 µF 25V 10 12 5 10K C921 C922 C923 C924 C925 C926 C927 C928 RS 25ZLH470MEFC10X12 5 Capacitor 470 µF 35V 10 16 10K C931 C932 C933 RS 35ZLH470MEFC10X16 Connectors by Distributor Component Description Location Identifier Component Distributor Part number of Manufacturer Distributor HDMI J12 J13 Farnell RS Molex 2086581001 DisplayPort DP J14 J15 Farnell 47272 0024 Audio J24 Farnell STX 3120 5B USB...

Страница 13: ...HD Farnell 3020812 Specification Gasket EMI Shielding 8 mm Width 12 mm Height 1 m Length 80 dB Gasket for DP and HDMI SHD Farnell 3020707 Specification Gasket EMI Shielding 7 mm Width 7 mm Height 1 m Length 80 dB To replace DP or HDMI must need a gasket stick on shielding Cables can be purchased from the HP Part Store https partsurfer hp com Search aspx ...

Страница 14: ...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...

Страница 15: ...lock 4 screws Screw driver 2 Disassembly the RC from the monitor with tools notice the disassembly order 1 Use tools to pry open the RC from the two opening holes 2 Pry open the RC as shown in the picture 5 3 Notice The tool cannot be pressed to the bezel when pry the RC 4 Remove RC from panel 3 1 2 3 4 5 ...

Страница 16: ...14 3 1 Unlock 2 screw from RC 2 Disassembly the Trim from the RC 3 Remove the RC from main SHD Screw driver ...

Страница 17: ...15 4 1 Unlock 8 screw from Main SHD 2 Remove the Main SHD 3 Remove all adhesive tapes 4 Pull out all wires contact from PCBA Main BD Power BD Main BD Power BD ...

Страница 18: ...ck 8 screw from PCBA 3 Remove PCBA from SHD 6 1 Take out the panel from BZL 2 Remove the LOGO 3 Tear down the Mylar from CRTL BD 4 Unlock 4 screw and remove CRTL BD Screw driver 7 1 Disassembly the color meter from panel Screw driver Main BD Power BD ...

Страница 19: ...17 8 1 Unlock 4 pcs screws 2 Rotating the Panel unlock 4 side screws 3 Remove the SHD from Panel 8 1 Remove the FFC cables from Panel ...

Страница 20: ...N on the red frame as follow image IMPORTANT Repairing must operate by professional repairers in HP repair center not applicable for end user The primary side is the high voltage area please take care when repair Front and Back view After repaired must check PSU function is ordinary Primary Side Primary Side Power BD PN Power Board ...

Страница 21: ...ents and lead to malfunctions The fusion point of Lead Free solder is requested Repairing with conventional lead wire 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 repair...

Страница 22: ...source before opening the monitor to prevent component damage 2 Use Multimeter measure whether EL capacitors still have charge Before repairing must discharging it Capacitors in following picture need to discharging 3 Lift capacitors from the PCB Power Board C675 C676 C931 C932 C933 C921 C922 C923 C924 C925 C926 C927 C928 C931 C932 C933 C921 C922 C923 C924 C925 C926 C927 C928 Power Board ...

Страница 23: ...lace new component on the location and must check polarity match PCB print 5 After repaired please double check whether polarity match PCB print solder empty and unnecessary solder after soldering must remove ...

Страница 24: ...ayPort and audio connectors The connectors are on the main board IF board part number 5E 3QN01 001 Please refer to the location to repair the correct parts Connector Location HDMI J12 J13 DisplayPort DP J14 J15 Audio J24 USB A 2 0 J10 RJ45 J27 DUAL USB A 3 0 J5 J6 USB TYPE C J1 USB B 3 0 J2 USB A 3 0 J28 J4 Main Board J12 J4 J28 J2 J5 J1 J6 J27 J10 J24 J15 J14 J13 ...

Страница 25: ... 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...

Страница 26: ...much solder as possible from one of the pin 2 Use a hot air gun to melt the solder on the pins 3 Lift connector 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 ...

Страница 27: ...t air gun to melt the solder on the pins 3 Lift connector 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 ...

Страница 28: ... the location and must check it can match PCB footprint 5 Soldering the new component by solder iron USB A 2 0 Connector repair J10 1 Use a hot air gun to melt the solder on the pins Pin solder with soldering iron and absorber 2 You can gently push down with the soldering iron once everything is molten to move the connector out of the through holes 3 Lift connector from the PCB 4 Place new compone...

Страница 29: ...dering 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 ...

Страница 30: ...h soldering iron and absorber 2 You can gently push down with the soldering iron once everything is molten to move the connector out of the through holes 3 Lift connector 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 ...

Страница 31: ...ring pump to remove as much solder as possible from one of the pin 2 Use a hot air gun to melt the solder on the pins 3 Lift connector 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 ...

Страница 32: ...ldering iron and absorber 2 You can gently push down with the soldering iron once everything is molten to move the connector out of the through holes 3 Lift connector 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 ...

Страница 33: ...soldering iron and absorber 2 You can gently push down with the soldering iron once everything is molten to move the connector out of the through holes 3 Lift connector 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 ...

Страница 34: ...ess than 35mm 2 Remove the tape on the gasket and align the gasket Alignment refers to the yellow arrow in the image below For DP Paste the first layer and then the second layer and press it firmly so that it will not fall off 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 dama...

Страница 35: ...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 ...

Страница 36: ...34 Support and Troubleshooting ...

Страница 37: ... 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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