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Maintenance and Service Guide

M27fq model

SUMMARY

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

M31385

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Summary of Contents for M27fq

Page 1: ...Maintenance and Service Guide M27fq model SUMMARY This guide provides information about spare parts removal and replacement of parts diagnostic tests problem troubleshooting and more M31385 ...

Page 2: ... 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 Firs...

Page 3: ...ng the repaired product to the customer 2 2 Monitor features 3 Features 3 Front components 4 Rear components 5 Locating the serial number and product number 5 3 Illustrated parts catalog 7 How to order parts 9 4 Removal and replacement procedures 10 Preparation for disassembly 10 Rear Cover 11 Connector repair 13 DP P300 14 HDMI connector P100 P200 15 Function test 16 Support and troubleshooting 1...

Page 4: ......

Page 5: ...ctrical components are sensitive to electrostatic discharge ESD Follow ESD safety procedures while handling these parts Some products contain more than one battery Do not disassemble or expose a battery to high temperatures such as throwing into fire or the battery may explode Refer to government requirements for battery recycling or disposal This information provides general service information f...

Page 6: ...ive is a legal requirement by the EU European Union for the global electronics industry sold in the EU and other countries Any electrical and electronics products launched in the market after June 2006 should meet this RoHS requirement Products launched in the market before June 2006 are not required to be compliant with RoHS parts If the original parts are not RoHS complaint the replacement parts...

Page 7: ...abilities High Definition Multimedia Interface HDMI and DP inputs Four OSD buttons three that can be reconfigured to quickly allow selection of the most commonly used operations Plug and Play capability if supported by your operating system Security cable slot on the rear of the monitor for an optional security cable On screen display OSD adjustments in several languages for easy setup and screen ...

Page 8: ...4 Front components ...

Page 9: ...ation and table Locating the serial number and product number Depending on the product the serial number and product number are located on a label on the rear of the monitor or on a label under the front bezel of the monitor head You might need these numbers when contacting HP for support ...

Page 10: ...6 Barcode label Spec label Bar code label ...

Page 11: ...7 3 Illustrated parts catalog To identify the monitor major components use this illustration and table ...

Page 12: ...9 MYLAR BLACK 185 45 0 325t 1 10 MAIN BD ASS Y HP Encore III M27fq LM270WQ4 HSAK1 1 11 SHIELDING SECC 0 5T 1DP2H ENCORE3 1 12 MYLAR BLACK 16 5 15 0 325t ENCORE 3 SHIELDING MIDDLE SCREW 1 14 REAR COVER ABS 85 PCR 5 OBP JACK BLACK 6009 0337 ENCORE 3 M27FQ ASS Y 1 14 1 REAR COVER ABS 85 PCR 5 OBP JACK BLACK 6009 0337 ENCORE 3 M27FQ 1 14 2 DISPLAY BD ASS Y HP Encore III 1 14 3 DISPLAYKEY ABS 85 PCR 5 ...

Page 13: ...and safety requirements if it is not an exact match 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 Internal and External Power Sup...

Page 14: ...rvice information and precautions sections in the Getting started chapter of this guide Clean the room for disassembly Identify the disassembly area 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 Be sure to have the following equipment and materials Press fixture Working table Screwdrive...

Page 15: ...ee Preparation for disassembly on page 14 Step 1 Quick release Base stand 1 Lay the display on soft desk and push the button of stand to unlock the stand then pull out the stand form the monitor head 2 Twist out the screw and separate base and stand Push up the whlte button Twist out the screw ...

Page 16: ...rip four screws from the hinge 5 Remove the acetate tapes from the LVDS LED cable 6 Pull out the LVDS LED cable to panel Remove the screws with Screwdriver Dismantle the rear cover first from the two marked position Remove the 8pin FFC from main board then remove rear cover Remove the DECO ...

Page 17: ...upporter and M B Connector repair This procedure includes HDMI DisplayPort and audio connectors The connectors are on the main board board part number R017122810774 The connectors identifiers are as follows Connector Location DP P300 HDMI P100 P200 ...

Page 18: ...e 10 DP P300 Repair the DisplayPort connector 1 Use a hot air gun to melt the solder on the pins Pin solder with soldering iron and absorber You can gently push down with the soldering iron once everything is molten to move the P300 out of the through holes 2 Use a soldering iron or hot air gun to melt the solder on the pins ...

Page 19: ... sure that it matches the PCB footprint 5 Solder the new component HDMI connector P100 P200 Repair the HDMI connector 1 Use a soldering iron and a disordering pump to remove as much solder as possible from the pin 2 Use a soldering iron or hot air gun to melt the solder on the pins ...

Page 20: ... Function test After repair be sure to confirm that all functions are working Table 4 1 Function test Te Operating description Tool used HDMI test Test item Operating description Tool used Confirm whether image displays correctly on the monitor Computer or DVD player DP test Computer or DVD player Confirm whether image displays correctly on the monitor ...

Page 21: ...too low Open the OSD menu and select Brightness to adjust the brightness scale as needed Check Video Cable is displayed on screen Monitor video cable is disconnected Connect the appropriate video signal cable between the computer and monitor Be sure that the computer power is off while you connect the video cable Input Signal Out of Range is displayed on screen Video resolution and or refresh rate...

Page 22: ...ts 9 parts ordering 1 power button location 4 power connector location 5 power light location 4 precautions 1 preparation for disassembly 12 rear cover removal 12 rear components 5 removal Mainboard 13 Rear Cover 13 Function test 17 removal and replacement procedures 14 returning to customer 2 RoHS 2002 95 EC requirements 2 safety information 1 serial number location 6 service information 1 spare ...

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