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Company, L.P.

AMD is a trademark of Advanced Micro

Devices, Inc. Bluetooth is a trademark owned

by its proprietor and used by HP Inc. under

license. NVIDIA is a trademark and/or

registered trademark of NVIDIA Corporation

in the U.S. and other countries. USB Type-C

and USB-C are registered trademarks of USB

Implementers Forum. DisplayPort and the

DisplayPort logo are trademarks owned by

the Video Electronics Standards Association

(VESA) in the United 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 Edition: MAY 2021
Document Part Number:
L73872-P22h G4-MSG-V2
Assembly part number:
L73872-001
L73925-001
L73994-001
L73872-002
L73925-002

Product notice

Only trained service personnel familiar with
this product should service it. Before
performing any maintenance or service, be
sure to read

“

Important Safety Information

”

Содержание P22h G4

Страница 1: ...4 model L73872 P24h G4 model L73925 P27h G4 model L73994 P22 G4 model L73872 P24 G4 model L73925 SUMMARY This guide provides information about spare parts removal and replacement of parts diagnostic tests problem troubleshooting and more ...

Страница 2: ...tries 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 MAY 2021 Doc...

Страница 3: ...epaired product to the customer 5 2 Monitor features 6 Features 6 Front components 7 Rear components 8 Locating the serial number and product number 9 3 Illustrated parts catalog 11 How to order parts 21 4 Removal and replacement procedures 22 Preparation for disassembly 22 Rear Cover 22 Connector repair 40 VGA P101 43 HDMI connector P300 44 Function test 45 Function test 45 Support and troublesho...

Страница 4: ...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 5: ...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 6: ...side to side Tilt and height adjustment capabilities select models only Pivot capability to rotate the monitor head from landscape to portrait orientation Removable stand for flexible monitor head mounting solutions HP Quick Release 2 device to quickly attach the monitor head to the stand with a simple click and then remove it with the convenient sliding tab release DisplayPort video input VGA vid...

Страница 7: ...a description of these functions see Using the function buttons on page 15 You can reassign the function buttons to quickly select the most commonly used operations See Reassigning the function buttons on page 16 3 Power button Turns the monitor on or off 4 Power light White The monitor is on Amber Monitor is in a reduced power state because of inactivity See Using Auto Sleep Mode on page 16 for m...

Страница 8: ...pter 2 Display connector Connects the DisplayPort cable to a source device such as a computer or game console 1 HDMI connector Connects the HDMI cable to a source device such as a computer or game console 2 VGA connector Connects a VGA cable from the monitor to a source device such as a computer 3 Audio in jack select model only Connects an audio source device 4 Security cable slot Connects an opt...

Страница 9: ...onitor 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 display head For worldwide models Rating label Rating label Safety label ...

Страница 10: ...10 Safety label ...

Страница 11: ...escription Qty 1 21 5 LCM milky way ES 8 0 1 2 MAC SCREW MI M4 0 10 Blk Zn 4 3 TAP SCREW T1 M2 0 3 0L NI 3 4 DISPLAY BD ASS Y HP MilkyWay 1 5 FRONT DECO ABS 94 HB Jack Black 6009 0337 HP MILKY WAY P22h G4 ASS Y 1 6 MYLAR BLACK 96 55 0 325t 1 7 MAC SCREW MRF M3 0 6 0L BLK Ni 7 8 MAIN BD ASS Y HP MilkyWay P22h G4 LM215WF3 RSAU1 1 ...

Страница 12: ...ECK HP Milky Way P22h G4 Jack Black _CX 1 16 BASE HP MILKY WAY P27h G4 JACK BLACK _CX 1 17 WH FFC 30P 0 5mm 350mm 3FOLD 60V G F W CONN A15 BC AL AA HF OP 1 18 WH FFC 8P 0 5mm 430mm 2FOLD PRO 60V G F A8 A12 V CUT HF 1 19 WH A1007H00 6P A1251 H06 28 420mm W B HF 1 20 MAC SCREW PH LWM4 6L NI 1 21 CR SPONGE L480 W5 0 3t P22h G4 1 22 Key Button ABS 94 HB Jack Black 6009 0337 HP Milky Way 1 23 LENS PC12...

Страница 13: ... 1 5 FRONT DECO ABS 94 HB Jack Black 6009 0337 HP Milky Way P24h G4 1 6 MYLAR BLACK 96 55 0 325t 1 7 MAC SCREW MRF M3 0 6 0L BLK Ni 7 8 MAIN BD ASS Y HP MilkyWay P24h G4 LM238WF2 RSAU1 1 9 MYLAR BLACK 40 26 0 3t 1 10 A D PSU 1 3 A 19V ADO 25W1 A 19 x _120x70mm _HP Milkway 1 11 MAIN SHIELDING SECC 0 5T HP Milky Way 1A1H1DP1AUDIO 1 12 MAC SCREW MI M3 0 4 0L BLK Ni 4 ...

Страница 14: ...HF OP 1 18 WH FFC 8P 0 5mm 430mm 2FOLD PRO 60V G F A8 A12 V CUT HF 1 19 WH A1007H00 6P A1251 H06 28 420mm W B HF 1 20 MAC SCREW PH LWM4 6L NI 1 21 CR SPONGE L526 W5 0 3t P24h G4 1 22 Key Button ABS 94 HB Jack Black 6009 0337 HP Milky Way 1 23 LENS PC122 TRANSPARENT HP Milky Way 1 24 SPK COVER ABS 94 HB Jack Black 6009 0337 HP Milky Way 1 25 SPK 3W 4ohm 68 9 54 7 21 3mm R440mm L190mm PB25CCG04 11 9...

Страница 15: ...BS 94 HB Jack Black 6009 0337 HP MILKY WAY P27h G4 1 6 MYLAR BLACK 96 55 0 325t 1 7 MAC SCREW MRF M3 0 6 0L BLK Ni 7 8 MAIN BD ASS Y HP MilkyWay P27h G4 LM270WF5 RSAU1 1 9 MYLAR BLACK 40 26 0 3t 1 10 A D PSU 1 84 A 19V ADO 35W1 A 19 x _120x70mm _HP Milkway 1 11 MAIN SHIELDING SECC 0 5T HP Milky Way 1A1H1DP1AUDIO 1 12 MAC SCREW MI M3 0 4 0L BLK Ni 4 13 MAC SCREW MH 4 40 5 0L Ni 2 ...

Страница 16: ...C 8P 0 5mm 430mm 2FOLD PRO 60V G F A8 A12 V CUT HF 1 19 WH A1007H00 6P A1251 H06 28 420mm W B HF 1 20 MAC SCREW PH LWM4 6L NI 1 21 FRONT DECO HP MILKY WAY P27h G4 1 22 Key Button ABS 94 HB Jack Black 6009 0337 HP Milky Way 1 23 LENS PC122 TRANSPARENT HP Milky Way 1 24 SPK COVER ABS 94 HB Jack Black 6009 0337 HP Milky Way 1 25 SPK 3W 4ohm 68 9 54 7 21 3mm R440mm L190mm PB25CCG04 11 9JB2 VECO for Mi...

Страница 17: ...fixed base 1 2 MAC SCREW MI M4 0 10 Blk Zn 4 3 TAP SCREW T1 M2 0 3 0L NI 3 4 DISPLAY BD ASS Y HP MilkyWay 1 5 FRONT DECO ABS 94 HB Jack Black 6009 0337 HP MILKY WAY P22h G4 ASS Y 1 5 1 CR SPONGE L480 W5 0 3t P22h G4 1 5 2 Key Button ABS 94 HB Jack Black 6009 0337 HP Milky Way 1 ...

Страница 18: ...NECK HP Milky Way P22 G4 Jack Black _CX 1 16 BASE HP Milky Way P22 G4 Jack Black _CX 1 17 WH FFC 30P 0 5mm 350mm 3FOLD 60V G F W CONN A15 BC AL AA HF OP 1 18 WH FFC 8P 0 5mm 430mm 2FOLD PRO 60V G F A8 A12 V CUT HF 1 19 WH A1007H00 6P A1251 H06 28 420mm W B HF 1 20 MAC SCREW PH LWM4 6L NI 1 21 Cable management HP Milky Way P27 G4 Jack Black _CX 1 22 VESA COVER ABS 94 HB Jack Black 6009 0337 HP MW F...

Страница 19: ...e 1 2 MAC SCREW MI M4 0 10 Blk Zn 4 3 TAP SCREW T1 M2 0 3 0L NI 3 4 MAC SCREW PH LWM4 6L NI 1 5 FRONT DECO ABS 94 HB Jack Black 6009 0337 HP Milky Way P24h G4 1 6 MYLAR BLACK 40 26 0 3t 1 7 MAC SCREW MRF M3 0 6 0L BLK Ni 7 8 MAIN BD ASS Y HP MilkyWay fixed stand P24 G4 LM238WF2 RSAU1 1 ...

Страница 20: ...HP Milky Way P24h G4 ASS Y 1 20 1 FRFRONT DECO ABS 94 HB Jack Black 6009 0337 HP Milky Way P24h G4 1 20 2 CR SPONGE L480 W5 0 3t P22h G4 1 20 3 Key Button ABS 94 HB Jack Black 6009 0337 HP Milky Way 1 20 4 LENS PC122 TRANSPARENT HP Milky Way 1 20 5 SPK COVER ABS 94 HB Jack Black 6009 0337 HP Milky Way 1 21 Hinge Hold Assy HP Milky Way Fixed Stand 1 21 1 Hinge Hold SGCC 2 0t HP Milky Way Fixed Stan...

Страница 21: ...ion identifier Component distributor Distributer part number VGA P101 Farnell 10090926 P15 VLF HDMI P200 Farnell RAHHD19TR DP P300 Farnell DP1RD20JQ1 R400 SJ108326 Phone jack AP1 Farnell 35RAPC4BV4 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 ...

Страница 22: ...pter 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 t...

Страница 23: ...ft 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 3 Move rear cover follow the below way Push up the black button Twist out the screw ...

Страница 24: ...24 Dismantle the rear cover first from the marked position ...

Страница 25: ...ip seven screws from the rear cover and shielding 5 Remove the acetate tapes and aluminum tape from the LVDS LED KP cable 6 Pull out the LVDS LED KP cable to panel 7 Take down the shielding from big rear cover ...

Страница 26: ...26 8 Remove deco from the monitor 9 Remove the acetate tape and mylar from MB ...

Страница 27: ...27 10 Pull out the LVDS LED KP cables to MB pull out the MB to PB cable to MB and power board 11 Strip ten screws from the shielding ...

Страница 28: ...28 12 Take out MB and power board from the shielding ...

Страница 29: ...n 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 3 Move rear cover follow the below way Push up the black button Twist out the screw ...

Страница 30: ...30 Dismantle the rear cover first from the marked position ...

Страница 31: ...n screws from the rear cover shielding and speaker 5 Remove speaker the acetate tapes and aluminum tape from the LVDS LED KP cable 6 Pull out the LVDS LED KP cable to panel 7 Take down the shielding from big rear cover ...

Страница 32: ...32 8 Remove deco from the monitor 9 Remove the acetate tape and mylar from MB ...

Страница 33: ...33 10 Pull out the LVDS LED KP Speaker cables to MB pull out the MB to PB cable to MB and power board 11 Strip ten screws from the shielding ...

Страница 34: ...34 12 Take out MB and power board from the shielding P22 G4 P24 G4 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 ...

Страница 35: ...35 2 Push down the hook and separate base and stand 3 Move rear cover follow the below way and remove the small lid Push up the black button Push down the hook ...

Страница 36: ...36 Dismantle the rear cover first from the marked position Remove the small lid from the marked position ...

Страница 37: ...rip nine screws from the rear cover and shielding 5 Remove the acetate tapes and aluminum tape from the LVDS LED KP cable 6 Pull out the LVDS LED KP cable to panel 7 Take down the shielding from big rear cover ...

Страница 38: ...38 8 Remove deco from the monitor 9 Remove the acetate tape and mylar from MB ...

Страница 39: ...39 10 Pull out the LVDS LED KP cables to MB pull out the MB to PB cable to MB and power board 11 Strip ten screws from the shielding ...

Страница 40: ...e shielding Connector repair This procedure includes VGA HDMI DP phone jack connectors The connectors are on the main board The connectors identifiers are as follows Connector Location VGA P101 HDMI P200 Display port P300 Audio phone jack AP1 ...

Страница 41: ...41 P22h G4 P24h G4 P300 P200 P101 AP1 P300 P200 P101 AP1 ...

Страница 42: ...42 P27h G4 P22 G4 P300 P300 P200 P200 P101 P101 AP1 AP1 ...

Страница 43: ... 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 2 Lift the P6 connector from the PCB 3 Place the new component on the PCB Be sure that it matches the PCB footprint 4 Solder the new component P300 P200 P101 AP1 ...

Страница 44: ...ron 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 45: ...displays and sound plays correctly on the monitor Computer or DVD player DP test Confirm whether image displays and sound plays Computer or DVD 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 ...

Страница 46: ...ion and or refresh rate are set higher than what the monitor supports Change the settings to a supported setting The monitor is off but it did not seem to enter into Sleep mode The monitor s power saving control is disabled Open the OSD menu and select Power Control Auto Sleep Mode and set auto sleep to On On Screen Menus are Locked is displayed The monitor s OSD lock function is enabled Press and...

Страница 47: ... power button location 7 power light location 7 precautions 4 preparation for disassembly 22 RC removal 22 rear components 8 removal RC 22 removal and replacement procedures 22 returning to customer 5 RoHS 2002 95 EC requirements 5 safety information 4 serial number location 9 service information 4 spare parts 11 support and troubleshooting 45 troubleshooting 45 USB port location 8 VGA connector l...

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