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Dell P2724DEB Service Manual
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Dell P2724DEB Service Manual

Dell P2724DEB Service Manual

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Service Manual - P2724DEB
Version: 01
Date: 2023/10/18

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Summary of Contents for Dell P2724DEB

  • Page 1 Service Manual - P2724DEB Version: 01 Date: 2023/10/18...
  • Page 2 1. Important Safety Notice Product Announcement: ! To ensure using a proper screwdriver, follow the This product is certificated to meet RoHS torque and force listed in assembly and Directive and Lead-Free produced definition. disassembly procedures to unscrew screws. Using approved critical components only is ! Using Lead-Free solder to well mounted the recommended when the situation to replace parts.
  • Page 3 ® 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 your country or region in the Choose A Country/Region drop-down menu at the bottom-right corner of the page.
  • Page 4 3. Wiring Connectivity Diagram Manual Shutter 4M RGB+IR camera Panel 2 Digital Mic +TOF 2560*1440 Speaker 2*5W U SB A Dow n S trea m #4 H ead USB Board phone U SB C P W R& LED Dow n D river BD S trea m #3...
  • Page 5 4. How to connect and disconnect power cable/ connectivity cable WARNING: To change power cable/ connectivity cable, switch off power before unplugging the cable and replugging in required cable. Connecting the HDMI cable (Optional) HDMI HDMI Connecting the DP cable...

  • Page 6: Connecting The Usb Cable

    4. How to connect and disconnect power cable/ connectivity cable Connecting the monitor for DP Multi-Stream Transport (MST) function DP out Connecting the USB cable Connecting the USB-C Cable (A to C) (Optional) USB Type-C...
  • Page 7 4. How to connect and disconnect power cable/ connectivity cable Connecting the USB Type-C cable (C to C) USB Type-C USB Type-C Connecting the monitor for USB-C Multi-Stream Transport (MST) function DP in DP out USB Type-C USB Type-C Connecting the monitor for RJ45 Cable (Optional) RJ45 USB Type-C USB Type-C...
  • Page 8 This “Disassembly and Assembly Procedures” is for EMEA only, joystick key cable from the connector of the main not for other regions. Please note that Dell will deem warranty void board, and then remove the rear cover and put it if any disassembly is done on the monitors.
  • Page 9 5. Disassembly and Assembly Procedures Tear off 3pcs acetate tapes , then disconnect the Use a Philips-head screwdriver to remove 2pcs speakers’ cable away from the connector of the main screws for unlocking the middle frame with panel board, and then use a Philips-head screwdriver to module and front bezel.
  • Page 10 5. Disassembly and Assembly Procedures Use a Philips-head screwdriver to remove 4pcs Release the assembled camera unit from the probers of the middle frame and put it aside for later screws for unlocking the left and right Mic boards with the middle frame, then release the two Mic disassembling.
  • Page 11 5. Disassembly and Assembly Procedures Remove the Mylar tape from the hooks of the bracket chassis. Use a Philips-head screwdriver to remove 8pcs screws for interface board and power board with the bracket chassis module. (No.1 screw size=M4x8, Torque=7.5 kgfxcm; ±0.5 No.2~8 screw size=M4x8, Torque=7.5 kgfxcm)
  • Page 12 5. Disassembly and Assembly Procedures 5.2 Assembly Procedures: Turn over the bracket chassis, and then take 1pcs Place a bracket chassis base on a protective black mylar to insert the hooks of the bracket cushion, then stick 7pcs Silicon sheets on the chassis to cover the power board.
  • Page 13 5. Disassembly and Assembly Procedures Take 1pcs middle frame with speaker cover, then put the middle frame and locate the Mic boards to the correct positions, then use a Philips-head screwdriver to lock 4pcs screws for locking the left and right Mic boards as the picture below shown.
  • Page 14 5. Disassembly and Assembly Procedures Use a Philips-head screwdriver to tighten 4pcs screws for locking the camera unit with the middle frame. (No.1~4 Screw size= M3x8, Torque=6±0.5kgfxcm) Take 1pcs camera unit assembled in LCM line, then locate the camera unit into the pins of the middle frame.
  • Page 15 5. Disassembly and Assembly Procedures Locate the USB board into the hook of the middle connect the touch cable to the connector of the frame. Use a Philips-head screwdriver to tighten interface board, then paste 2pcs aluminum foil on 1pcs screw for locking the USB unit with the middle the specific positions for fixing the bracket and panel frame, then connect the two USB cables to the connectors as the picture below shown.
  • Page 16 5. Disassembly and Assembly Procedures Move the assembled rear cover close to the panel Lift up the monitor to check the gap between the unit, then connect the joystick cable to the front bezel and the panel, then provide power supply connector of interface board.

  • Page 17: Troubleshooting

    LED remains white. Also, depending upon the selected input, one of the dialogs shown below will continuously scroll through the screen. No DP Cable The display will go into Standby Mode in 4 minutes. Dell.com/support/P2724DEB No USB-C Cable The display will go into Standby Mode in 4 minutes. Dell.com/support/P2724DEB 4.

  • Page 18: Built-In Diagnostics

    6. Trouble Shooting Instructions Built-in diagnostics Your monitor has a built-in diagnostic tool that helps you determine if the screen abnormality you are experiencing is an inherent problem with your monitor, or with your computer and video card. 27 Monitor Brightness/Contrast Display Info Select...

  • Page 19: Common Problems

    • Cycle power on-o . spots • Pixel that is permanently o is a natural defect that can occur in LCD technology. • For more information on Dell Monitor Quality and Pixel Policy, see Dell Support site at: www.dell.com/pixelguidelines. https:// Stuck-on Pixels LCD screen has •...
  • Page 20 6. Trouble Shooting Instructions Common What you Possible solutions Symptoms experience Intermittent Monitor • Ensure that the video cable connecting Problems malfunctions on the monitor to the computer is connected & o properly and is secure. • Reset the monitor to factory settings. •...
  • Page 21 6. Trouble Shooting Instructions Product speci c problems Problem What you Possible solutions experience Screen image is Image is centered • Check the Aspect Ratio setting in the Display too small on screen, but menu OSD. does not ll entire •...
  • Page 22 • If the Notebook requires a >90 W power laptop, and so adaptor, it may not charge with the USB Type-C connection. • Ensure that you use only Dell approved adapter or the adapter that comes with the product. • Ensure that the USB Type-C cable is not damaged.
  • Page 23 6. Trouble Shooting Instructions Problem What you Possible solutions experience The LAN port is OS setting or • Ensure that the latest BIOS and drivers for not functioning cable connection your computer are installed on your computer. issue • Ensure that the RealTek Gigabit Ethernet Controller is installed in the Windows Device Manager.
  • Page 24 Echo Cancelling Speakerphone or the speakers when play audio/ DELL P2724DEB on your system. video on your • Turn O the monitor, unplug the monitor system power cord, replug it, and then turn On the monitor.
  • Page 25 • Press the Volume Up button to increase the P2724DEB in speaker volume of DELL P2724DEB Sound setting • If you select DELL P2724DEB audio path, interface please ensure that the Echo Cancelling Speakerphone volume is set to medium or high.
  • Page 26 Sensor in OSD is set to Enable. • Reconnect the USB upstream cable to the computer or notebook. Webcam is not • To support the P2724DEB monitor, please use detected in the the Dell Peripheral Manager version 1.7.0 or Dell Peripheral later.
  • Page 27 Sensor in OSD is set to Enable. • Reconnect the USB upstream cable to the computer or notebook. Webcam is not • To support the P2724DEB monitor, please use detected in the the Dell Peripheral Manager version 1.7.0 or Dell Peripheral later.
  • Page 28 6. Trouble Shooting Instructions Problem What you Possible solutions experience Webcam image Webcam image • Use a clean and slightly damp cloth to wipe looks blurry appears blurry/not the surface of the front webcam. clear. • Adjust the distance between the user and the camera.
  • Page 29 Notebook not Notebook ≥ 180W • Connect the Notebook with Power adaptor charging via not charging USB-C when connected to P2724DEB monitor USB-C port Notebook When the • Connect the Notebook with Power adaptor cannot power Notebook battery is at 0%, Notebook...

  • Page 30: Skype For Business

    6. Trouble Shooting Instructions Problem What you Possible solutions experience The wireless Connect USB • Workaround: mouse does not up-stream cable a) connect to Quick Access Port work smoothly to the DUT. More b) Connect USB 2.4Ghz dongle via USB-A and pauses.
  • Page 31 Type-B or Type-C to Type-C) is connected using Skype for from the PC to the monitor. Business (SfB) • Select ‘DELL Monitor RGB Webcam’ as the camera in Skype Video Device setting. Webcam being Webcam being • Avoid running multiple conference softwares at...
  • Page 32 6. Trouble Shooting Instructions Universal Serial Bus (USB) speci c problems Speci c What you Possible solutions Symptoms experience USB interface is USB peripherals • Check that your display is turned ON. not working are not working • Reconnect the upstream cable to your computer.