HP L81897-001, Maintenance And Service Manual

Page 1: ...Maintenance and Service Guide P24q G4 model SUMMARY This guide provides information about spare parts removal and replacement of parts diagnostic tests problem troubleshooting and more ...

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 First...

Page 3: ...d product to the customer 3 2 Monitor features 4 Features 4 Front components 5 Rear components 6 Locating the serial number and product number 7 3 Illustrated parts catalog 8 How to order parts 9 4 Removal and replacement procedures 10 Preparation for disassembly 10 Rear Cover 10 Power board 12 Connector repair 13 HDMI connector CN503 14 D SUB connector CN101 15 Function test 16 Support and troubl...

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: ... stand for flexible monitor panel mounting solutions VGA video input One HDMI High Definition Multimedia Interface video input cable provided Plug and Play capability if supported by your operating system Security cable slot provision on rear of monitor for optional security cable On screen display OSD adjustments in several languages for easy setup and screen optimization HP Display Assistant sof...

Page 7: ...nent Function 1 Menu button Press to open the OSD menu select a menu item from the OSD or close the OSD menu When the OSD menu is open the Menu light turns on 2 OSD buttons assignable When the OSD menu is open press the buttons to navigate through the menu The function light icons indicate the default button functions 3 Power button Turns the monitor on or off ...

Page 8: ...ear components and their descriptions Component Function 1 Power connector Connects the power cord 2 HDMI port Connects the HDMI cable to a source device such as a computer or game console 3 VGA port Connects the VGA cable to the source device 4 Security cable slot Connects an optional security cable to the monitor ...

Page 9: ...oduct number The SPEC label 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 ...

Page 10: ...and table Item Description Qty 1 PANEL 1 2 BEZEL 1 3 BASE_ASS Y 1 4 LENS 1 5 ADAPTER BOARD 1 6 MAIN BOARD 1 7 MAINFRAME 1 8 KEY BOARD 1 9 REAR_COVER 1 10 stand ass y NA LGD 1 11 INSULATING SHEET 1 S1 0M1G3030 4120 9 S2 QM1G38400601200ARA 1 S3 0D1G1030 6120 4 S4 Q01G6019 1 3 S5 0M1G2940 10225 4 ...

Page 11: ... Key RZW471M1EBK 1016S Connectors by manufacturer Component description Location identifier Component distributor Distributer part number HDMI CN503 RS SD 47151 001 Molex D SUB CN101 tme HDL15 SL B ADAM TECH NOTE Rear cover and chassis need to be modified to hold connector Connector may need modifications to meet functional safety and regulatory requirements accordingly if it doesn t match exactly...

Page 12: ... of this guide 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 f...

Page 13: ... 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 Lift the rear cover and remove the key board wire and light bar wire from the interface board 5 Disassemble the Key board from the Rear cover and LED board from the middle frame if required ...

Page 14: ...efore removing the power board follow these steps Prepare the monitor for disassembly See Preparation for disassembly on page 10 Remove the power board 1 The HP P24q G4 power board connector position is as follows 2 Locate the part number location on the board Warning After unplugging the power supply the capacitance is still charged do not touch and discharge the capacitor ...

Page 15: ...embly on page 10 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 and part num...

Page 16: ...ary Note The requirement of professional repairers regulation by ERP lot5 1 The professional repairer has the technical competence to repair 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 c...

Page 17: ...int 5 Solder the new component D SUB connector CN101 Repair the DP connector 1 Use a soldering iron and a de soldering pump to remove as much solder as possible from the pin 2 Lift the CN101 connector from the circuit board 3 Place the new component on the circuit board Be sure that it matches the footprint 4 Solder the new component ...

Page 18: ...t Confirm whether image displays and sound plays correctly on the monitor Computer or D SUB player 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 ...

Page 19: ...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 On Screen Menus are Locked is displayed The monitor s OSD lock function is enabled Press and hold the Menu button for 10 seconds to disable the O...

Page 20: ...ts 8 parts ordering 9 power board removal 12 precautions 2 preparation for disassembly 10 RC removal 10 rear components 6 removal power board 12 RC 10 removal and replacement procedures 10 returning to customer 3 RoHS 2002 95 EC requirements 3 safety information 2 serial number location 7 service information 2 spare parts 8 support and troubleshooting 16 troubleshooting 16 ...