Dell P2720D Monitor Simplified Service Manual

Summary

This service manual provides repair procedures for the Dell P2720D 27-inch monitor. It includes safety instructions with healthcare environment warnings, exploded view diagrams with parts lists and part numbers, wiring diagrams, and detailed disassembly and assembly SOPs. Covers power cable handling, component removal sequences, torque specifications, and troubleshooting for common display issues. Designed for Dell-authorized service technicians performing P2720D repairs.

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Page 1 Text Content

Service Manual–P2720D

Version: 02 Date:2021/10/11

Page Summary Contents For Dell P2720D Monitor Simplified Service Manual

Page 1 Service Manual–P2720D Version: 02 Date:2021/10/11

Page 2 Content Index 1. General Safety Instructions ....................................................................................... 3 1.1 SAFETY: General Safety .........................................

Page 3 1. General Safety Instructions Use the following safety guidelines to help ensure your own personal safety and to help protect your equipment and working environment from potential damage. NOTE: In th...

Page 4 if all cables have been disconnected.  Do not spill food or liquids on your equipment.  Before you clean your equipment, disconnect it from the electrical outlet. Clean your device with a soft cloth...

Page 5 1.2 SAFETY: General Power Safety Observe the following guidelines when connecting your equipment to a power source:  Check the voltage rating before you connect the equipment to an electrical outlet ...

Page 6 2. Exploded view diagram with list of items

Page 8 No. Description Q’ty Remark 1 panel 1 2 DELL LOGO 1 3 DECO BEZEL 1 4 DECO-PLATE 1 5 SCREW M2*2.5 2 6 KEY PCB 1 7 KEY POWER 1 8 KEY FUNCTION 1 9 MIDDLE FRAME 1 10 SCREW M3*4 11 11 SCREW M2*2.5 3 13 SCR...

Page 9 USB 3.0 upstream cable See “NOTE" NOTE: For replacement of power cord, connectivity cable and external power supply (if applicable), contact Dell: 1. Go to https://www.dell.com/support. 2. Verify...

Page 10 3. Wiring connectivity diagram

Page 11 4. How to connect and disconnect power cable/ connectivity cable

Page 12 5. Mechanical Instruction NOTE: This “Disassembly and Assembly Procedures” is for EMEA only, not for other regions. Please note that Dell will deem warranty void if any disassembly is done on the moni...

Page 13 5.1Disassembly Procedures 1.Mechanical Instruction 1.1Disassembly Procedures Turn off power S1 S2 Unplug external cables from product Wedge your fingers between the rear cover and the middle bezel on ...

Page 14 Tear off 2 pieces of aluminum foil. Use a Hold the plastic button on the power board to Philips-head screwdriver to remove 2 screws S10 separate the Mylar from the power board. for unlocking the mainf...

Page 15 Use a Philips-head screwdriver to remove 3 screws S12 for unlocking the key board and the middle frame. (No.1~3 screw size=M2X2.5, Torque: 6±1kgf.cm) The USB Board Use a Philips-head screwdriver to re...

Page 16 5.2 Assembly Procedures Use a Philips-head screwdriver to lock1 screws to assemble the USB board and connect the cables of the USB board (No.1 screw size=M3x6, Torque=4±1kgf.cm) Use a Philips-head scr...

Page 17 Use a Philips-head screwdriver to lock 7 screws for assembling the main board and the adapter board S5 (No.1~7 screw size=D3x6, Torque: 6±1kgf.cm) (No.9 screw size=M4x6, Torque: 6±1kgf.cm) Stick 2 pie...

Page 18 S7 Connect all the cable to assemble the rear cover and put it on a protective cushion. Use a Philips-head screwdriver to lock 11 screws for locking the middle plastic bezel with the whole unit. (No.1...

Page 19 6. Trouble shooting instructions

Manual Details

Brand	Dell
Pages	23
File Size	1.77 MB
Published	June 23, 2026

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Frequently Asked Questions

What are the general safety requirements for placing the monitor?

Place it on a hard, level surface with at least 10.2 cm (4 in) of clearance on all vented sides.

Can this monitor be used in a healthcare environment near a patient?

No, Dell products are not medical devices and must not be used within 6 feet of a patient.

How should I clean the monitor display?

Disconnect it from power, use a soft cloth dampened with water, and stroke in one direction from top to bottom.

What torque is required to secure the USB board?

Use a Philips-head screwdriver with a torque of 4±1kgf.cm to lock the USB board.