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Function test

After repair, be sure to confirm that all functions are working.

Table 4-1:

Function test

Operating description

Tool used

HDMI test

Confirm whether image displays and sound plays
correctly on the monitor.

Computer or DVD player

DP test

Confirm whether image displays and sound plays
correctly on the monitor.

Computer or DVD player

Audio test

Change volume and balance to confirm whether
volume is smooth and loud enough.

Speaker

Test item

Operating description

Tool used

VGA test

Confirm whether image displays and sound plays

correctly on the monitor.

Computer or DVD player

Содержание 24fh

Страница 1: ...Maintenance and Service Guide 24fh model 27fh model ...

Страница 2: ...SUMMARY This guide provides information about spare parts removal and replacement of parts diagnostic tests problem troubleshooting and more ...

Страница 3: ...her 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 Edition Marc...

Страница 4: ...eturning 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 6 3 Illustrated parts catalog 8 How to order parts 11 4 Removal and replacement procedures 12 Preparation for disassembly 12 RC 12 Connector repair 17 VGA P6 17 HDMI connector P3 P4 18 Function test 19 Support and troubleshooting 20 Inde...

Страница 5: ...opening the product s cabinet Modules containing electrical 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 Thi...

Страница 6: ...tance in Electrical and Electronic Equipment Directive 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...

Страница 7: ...A video inputs AMD FreeSync qualified providing PC gaming enjoyment with smooth responsive tear free performance whenever a picture changes on the screen Four Function buttons under the right side of the front bezel three that can be reconfigured to quickly access the most commonly used operations Plug and play capability if supported by the operating system Security slot provision on rear of moni...

Страница 8: ...on 3 assignable Information If the OSD menu is closed and HDMI is the primary video source opens the Information menu Auto Adjustment If the OSD menu is closed and VGA is the primary video source activates the auto adjustment feature to optimize the screen image Minus If the OSD menu is open navigates backward through the OSD menu and decreases adjustment levels 3 Input Plus Function button 2 assi...

Страница 9: ...only used operations Press the Menu button to open the OSD and then select Menu Control Select Assign buttons and then select one of the available options for the button you want to assign Rear components To identify the components on the rear of the monitor use this illustration and table Table 2 2 Table 2 3 Rear components and their descriptions Component Function 1 HDMI connector Connects an HD...

Страница 10: ... the source device 4 Power connector Connects a power cord 5 Security cable slot Connects a security cable to the monitor Locating the serial number and product number The rating labels on the monitor provide the spare part number product number and serial number You may need these numbers when contacting HP about the monitor model The rating labels are located on the bottom side of the monitor di...

Страница 11: ...7 Safety label ...

Страница 12: ...ty 1 DISPLAY BD ASS Y 1 2 MAIN BD ASS Y HP 24fh 1 3 23 8 ES8 0 LCM HP black 1 4 Frame_L ABS 94 HB J13417B5 1 5 Frame_R ABS 94 HB J13417B5 1 6 SHIELDING 1A1H ENCORE 1 7 MAC SCREW MI M3 0 4 0L BLK Ni 13 8 MAC SCREW MI M3 0 6 0L BLK ZNNI 3 9 MAC SCREW MH 4 40 5 0L Ni 2 10 MAC SCREW MRF M3 0 6 0L 3 11 REAR COVER ABS 94 HB Jack Black ASS Y 1 ...

Страница 13: ...ONT DECO ENCORE2 24FH ASS Y 1 13 NECK AL Jack Black ENCORE2 24fh ASS Y 1 14 BASE ABS 94 HB Jack Black ASS Y 1 15 WH KY 1251HS01 06 KY 1021HS 06 28 95mm 1 16 WH FFC 8P 0 5mm 490mm 1 17 WH FFC 30P 1 0mm 250mm 1 ...

Страница 14: ...J13417B5 1 6 SHIELDING 1 7 MAC SCREW MI M3 0 4 0L BLK Ni 13 8 MAC SCREW MI M3 0 6 0L BLK ZNNI 4 9 MAC SCREW MH 4 40 5 0L Ni 2 10 MAC SCREW MRF M3 0 6 0L 4 11 REAR COVER ENCORE2 24FH ASS Y 1 12 FRONT DECO ENCORE2 24FH ASS Y 1 13 NECK AL Jack Black ENCORE2 27fh 1 14 BASE ABS 94 HB Jack Black ASS Y 1 15 WH KY 1251HS01 06 KY 1021HS 06 28 1 16 WH FFC 8P 0 5mm 580mm 1 ...

Страница 15: ...090929 S154XLF HDMI P3 P4 Farnell 51V019S 33WN BD Digikey 483078012 NOTE The connector may need to be modified to meet functionality regulatory 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 ...

Страница 16: ... chapter 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 ...

Страница 17: ...ase and neck Strip the screws from rear cover so that the rear metal cover can be removed after be turn back Step 2 Pull out the 8P FFC so that can take the rear cover out of MNT such as bellow Step 3 Push up and disassemble the DECO from the panel ...

Страница 18: ...14 Step 4 To remove the shielding contain the other material 4 1 Remove the acetate tapes covering the LVDS LED FFCs 4 2 Pull out the LVDS LED FFCs to separate the base assembly from the unit ...

Страница 19: ...15 Step 5 Strip the screws 4pcs Strip the other screws 8pcs from the M B ...

Страница 20: ...16 Strip the other screws 9pcs from the LCM Step 6 Release all materials and put some by ESD Can follow the picture as bellow The overall look after when finished ...

Страница 21: ...P3 P4 Before repairing connectors follow these steps Prepare the monitor for disassembly See Preparation for disassembly on page 12 VGA P6 Repair the VGA 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 CN201 out of the through holes ...

Страница 22: ...onent HDMI connector P3 P4 Repair the HDMI connector 1 Use a soldering iron and a desoldering 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 J2 connector from the PCB 4 Place the new component on the PCB Be sure that it matches the PCB footprint 5 Solder the new component ...

Страница 23: ...s correctly on the monitor Computer or DVD player DP test Confirm whether image displays and sound plays correctly on the monitor Computer or DVD player Audio test Change volume and balance to confirm whether volume is smooth and loud enough Speaker Test item Operating description Tool used VGA test Confirm whether image displays and sound plays correctly on the monitor Computer or DVD player ...

Страница 24: ...f and manually select the input Image appears blurred indistinct or too dark Brightness is 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 ...

Страница 25: ...21 OSD lockout function No low power sleep mode The monitor s power button is locked Press and hold the power button for 10 seconds to disable the power button lock function ...

Страница 26: ... parts ordering 10 power button location 5 power connector location 5 6 power light location 4 precautions 1 preparation for disassembly 11 RC removal 11 rear components 5 removal RC 11 removal and replacement procedures 11 returning to customer 2 RoHS 2002 95 EC requirements 2 safety information 1 serial number location 6 service information 1 spare parts 8 support and troubleshooting 18 troubles...

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