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Maintenance and Service Guide 

E27m G4 model

 

 

 
 
 
 
 
 
 
 
 
 
 
 
 

 

SUMMARY

 

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

troubleshooting, and more. 

Summary of Contents for E24mG4

Page 1: ...Maintenance and Service Guide E27m G4 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: ... Rear components 6 Locating the serial number and product number 9 3 Illustrated parts catalog 11 How to order parts 13 4 Removal and replacement procedures 14 Preparation for disassembly 14 Rear Cover 14 Power board 17 Connector repair 17 Audio connector CN610 20 HDMI connector CN501 20 DP connector CN502 21 DP connector CN503 21 TYPE C connector CN101 22 RJ45 connector CN105 23 USB3 0 connector ...

Page 4: ...lectrical 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...

Page 5: ...ctive 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 par...

Page 6: ...commonly used operations Onscreen display OSD adjustments in several languages for easy setup and screen optimization Embedded 5w SPK per side in monitor Popup camera and microphone for online collaboration Energy saver feature to meet requirements for reduced power consumption Security cable slot on the rear of the monitor for an optional security cable Cable management feature for placement of c...

Page 7: ... 100 mm for attaching the monitor to a swing arm mount NOTE 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: ...Mutes or restores speaker sound 4 Speaker button decrease sound Decreases speaker volume incrementally while you hold down the key 5 Speaker button increase sound Increases speaker volume incrementally while you hold down the key 6 Microphone mute button Mutes or restores microphone 7 Microphone mute light The mute button has been turned on 8 Power light White The monitor is on Amber The monitor i...

Page 9: ...o cable Also connects an optional headset microphone This jack does not support optional standalone microphones IMPORTANT To reduce the risk of personal injury adjust the volume before putting on headphones earbuds or a headset For additional safety information see the Regulatory Safety and Environmental Notices To access this guide type HP Documentation in the taskbar search box and then select H...

Page 10: ...n HDMI cable from the source device to the monitor 8 DisplayPort IN port Connects a DisplayPort cable from the source device to the monitor NOTE Use a standard USB Type A charging cable or cable adapter purchased separately when charging a small external device 9 USB Type C Connects a USB Type C cable from the source device to the monitor Serves as a single connection when docking an HP notebook 1...

Page 11: ...bel 1 and Barcode label 2 are located on the rear of the monitor The serial number and product number are located on a Safety label You may need these numbers when contacting HP about the monitor model For worldwide models except India Barcode label Spec label ...

Page 12: ...10 For India Bar code label Spec label ...

Page 13: ... catalog To identify the monitor major components use this illustration and table Item Description Qty 1 LOGO HP 12 1 2 DECO_BEZEL 1 3 Deco mylar 1 4 Speaker Cover 1 5 Lens 3 6 SPEAKER 1 7 Panel 1 8 MIDDLE_FRAME 1 9 Mylar 1 ...

Page 14: ... 21 OSD key board 1 22 OSD key board 1 23 REAR_COVER 1 24 Rubber 1 25 Column 1 26 Base 1 27 Logo 56 7121 8871 1 28 29 Webcam Finger 1 30 Webcam Housing 1 31 Webcam Hinge 1 32 Webcam Scissor 1 33 Webcam bracket 2 34 Webcam LES 1 35 USB Finger 1 36 USB Board 1 37 MAIN BOARD S1 QM1G30300301200ARA 13 S2 0D1G1030 6120 8 S3 QM1G38400601200ARA 1 S4 0M1G102500404700RA 8 S5 QM1G074Z1002250AH1 4 ...

Page 15: ...umber DisplayPort CN502 CN503 Farnell DP1RD20JQ1 JAE HDMI CN501 RS SD 47151 001 Molex Audio CN610 NA NA USB Type C CN101 RS DX07S024JJ2R1300 JAE RJ45 CN105 tme LMJ34788114NWGY AMPHENOL USB3 0 CN1032 CN033 RS SD 48394 001 Molex USB3 0 CN103 Farnell 48406 0001 Molex NOTE Rear cover and chassis need to be modified to hold connector Connector may need modifications to meet functional safety and regula...

Page 16: ...ide 2 Clean the room for disassembly 3 Identify the disassembly area 4 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 5 Be sure to have the following equipment and materials Press fixture Working table Screwdriver Knife Gloves Cleaning cloth ESD protection Scraper bar in the following di...

Page 17: ...es apart between the middle frame and rear case 3 Insert the scraper bar tool into the gap between the middle frame and rear case and then rotate The hook opens Repeat the steps 4 Disassemble Rear Cover 5 Remove the Control board wire USB board wire and key board wire from the Interface board ...

Page 18: ...ebcam module wire from the Interface board 7 Disassemble the USB board from the Rear Cover if required 8 Remove 2 screws from the bracket 9 Disassemble 7 screws from the board 10 Disassemble all the boards from housing 11 Disconnect all the wires from the board ...

Page 19: ...reparation for disassembly on page 14 Remove the power board 1 The HP E24m G4 power board connector position is as follows 2 Locate the part number location on the board Connector repair This procedure includes HDMI DisplayPort USB Type C RJ45 and USB3 0 connectors Warning After unplugging the power supply the capacitance is still charged do not touch and discharge the capacitor CN910 CN801 ...

Page 20: ... Location HDMI CN501 DisplayPort 1 CN502 DisplayPort 2 CN503 USB Type C CN101 RJ45 CN105 USB 3 0 CN103 This procedure includes audio connectors The connectors is on Audio board board part number AUPCPQA5 The connector identifiers are as follows Connector Location Audio CN610 CN501 CN502 CN101 CN503 CN105 CN103 MAIN BOARD ...

Page 21: ... for disassembly on page 14 IMPORTANT Repair Condition Connector repair is only for out of warranty Repairing must operate by professional repairers Note in repair center not applicable for end user Electrostatic protection is required when component replacement is required The monitor meets ROHS please use Lead free solder wire for soldering If Connector need to replace must check specification a...

Page 22: ...ir electronic displays and complies with the applicable regulations for repairers of electrical equipment in the Member States where it operates Reference to an official registration system as professional repairer where such system exists in the Member States concerned shall be accepted as proof of compliance with this point 2 The professional repairer is covered by insurance covering liabilities...

Page 23: ...ector 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 CN502 connector from the circuit board 4 Place the new component on the circuit board Be sure that it matches the footprint 5 Solder the new component DP connector CN503 Repair the DP connector 1 Use a soldering iron and a de soldering...

Page 24: ...n the circuit board Be sure that it matches the footprint 5 Solder the new component TYPE C connector CN101 Repair the TYPE C 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 CN101 connector from the circuit board ...

Page 25: ...the USB 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 CN103 out of the through holes 2 Lift the CN103 connector from the circuit board 3 Place the new component on the circuit board Be sure that it matches the circuit board 4 Solder the new component USB...

Page 26: ...24 2 Lift the CN1032 CN1033 connector from the circuit board 3 Place the new component on the circuit board Be sure that it matches the circuit board footprint 4 Solder the new component ...

Page 27: ... test Change volume and balance to confirm whether volume is smooth and loud enough Speaker Table 4 2 Solving common problems Problem Possible cause Solution Screen is blank or video is flashing Power cord is disconnected Connect the power cord Monitor is off Power the power button NOTE If pressing the Power button has no effect press and hold the power button for 10 seconds to disable the Power b...

Page 28: ... on screen Video resolution and or refresh rate are set higher than what the monitor supports Change the settings to a supported setting The monitor does not enter into a low power sleep state The monitor s power saving control is disabled Open the OSD menu and select Power select Auto Sleep Mode and then set auto sleep to On OSD Lockout is displayed The monitor s OSD lock function is enabled Pres...

Page 29: ...s 11 parts ordering 12 power board removal 17 power light location 6 precautions 2 preparation for disassembly 14 RC removal 14 rear components 6 removal power board 17 RC 14 removal and replacement procedures 14 returning to customer 3 RoHS 2002 95 EC requirements 3 safety information 2 serial number location 9 service information 2 spare parts 11 support and troubleshooting 25 troubleshooting 25...

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