Dell U3224KB UltraSharp 32 6K Monitor - Simplified Service Manual
Dell U3224KB Manual
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- Dell U3224KB | UltraSharp 32 6K Monitor - Simplified Service Manual - Page 1
Service Manual - U3223KB Version: 01 Date: 2023/04/04 - Dell U3224KB | UltraSharp 32 6K Monitor - Simplified Service Manual - Page 2
the safe, reliable operation of all series products. The service providers recommended by vender should be aware of notices listed in this service manual in order to minimize the risk of personal injury when perform service procedures. Furthermore, the possible existed improper repairing method may - Dell U3224KB | UltraSharp 32 6K Monitor - Simplified Service Manual - Page 3
: 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. 3. Click Contact Us next to the country dropdown. 4. Select the appropriate service or support link based on your need. 5. Choose the method - Dell U3224KB | UltraSharp 32 6K Monitor - Simplified Service Manual - Page 4
3. Wiring Connectivity Diagram 31.5 inch Panel Webcame TOF PW R& LED D river BD Interface Board AC In HDMI 2.1 In DP 2.0 In TBT4 In TBT4 Out USB-C Up stream USB A Down stream #1 USB A Down stream #2 USB A Down stream #3 USB A Down stream #4 Codec USB A Down Stream #5 USB Board USB - Dell U3224KB | UltraSharp 32 6K Monitor - Simplified Service Manual - 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. - Dell U3224KB | UltraSharp 32 6K Monitor - Simplified Service Manual - Page 6
4. How to connect and disconnect power cable/ connectivity cable - Dell U3224KB | UltraSharp 32 6K Monitor - Simplified Service Manual - Page 7
4. How to connect and disconnect power cable/ connectivity cable - Dell U3224KB | UltraSharp 32 6K Monitor - Simplified Service Manual - Page 8
Procedures 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 monitors. Tool Required: List the type and size of the tools that would typically can be used to disassemble the - Dell U3224KB | UltraSharp 32 6K Monitor - Simplified Service Manual - Page 9
5. Disassembly and Assembly Procedures Tear off 1pcs mylar tape, then use a Philips-head screwdriver to remove 5pcs screw for unlocking the wire and USB unit with the bracket and middle frame, S7 then disconnect USB wires and remove the USB unit. (No.1 screw size=M3x6, Torque=5±1kgfxcm; No.2~5 - Dell U3224KB | UltraSharp 32 6K Monitor - Simplified Service Manual - Page 10
5. Disassembly and Assembly Procedures 17 19 18 Tear off all the tapes for releasing the LED wire and touch wire, then tear off 2pcs rubber pads. Use a Philips-head screwdriver to remove 4pcs screws for S15 unlocking the left and right DMic boards, then tear off the left and right DMIC boards from - Dell U3224KB | UltraSharp 32 6K Monitor - Simplified Service Manual - Page 11
5. Disassembly and Assembly Procedures Release the Mylar tape from the hooks of the main S20 bracket. Disconnect the sensor cable and two panel lamp cables away from the connectors of main board, S18 then release the sensor board away from the back of panel by tearing off the tape. Use a Philips- - Dell U3224KB | UltraSharp 32 6K Monitor - Simplified Service Manual - Page 12
5. Disassembly and Assembly Procedures 5.2 Assembly Procedures: Place a bracket chassis base on a protective S1 cushion, then paste 18pcs Silicon sheets on the positions as the picture below shown. Take 2pcs EDP cables to connect with the main board, then connect the 2pcs cables of the power board - Dell U3224KB | UltraSharp 32 6K Monitor - Simplified Service Manual - Page 13
5. Disassembly and Assembly Procedures Move the main bracket chassis close to the panel, S8 then connect the two EDP cables to the connectors of the panel. Take 1pcs middle frame, then move the assembled front bezel close to the middle frame, and thread the S11 touch wire and LED wire through the - Dell U3224KB | UltraSharp 32 6K Monitor - Simplified Service Manual - Page 14
5. Disassembly and Assembly Procedures 1 4 3 2 Use a Philips-head screwdriver to tighten 16pcs screws for locking the middle frame with the panel S16 module. (No.1~16 screw size=M3x5, Torque=5±0.5kgfxcm) 11 12 10 1 13 14 15 2 3 9 16 Move the middle frame with front bezel close to - Dell U3224KB | UltraSharp 32 6K Monitor - Simplified Service Manual - Page 15
5. Disassembly and Assembly Procedures Paste 2pcs mylar tape to cover the camera unit, then S19 paste 2pcs aluminum foil on the specific position as the picture below shown. 1 Take two speakers to locate into the probers of the middle frame, then connect the two speakers wires and fix the wire on - Dell U3224KB | UltraSharp 32 6K Monitor - Simplified Service Manual - Page 16
to check the gap between the front bezel and the panel, then provide power supply and a video signal to the monitor, then turn on the monitor for functionality check. 2 1 Move the assembled rear cover close to the panel S25 unit, then connect the joystick key cable to the connector of main - Dell U3224KB | UltraSharp 32 6K Monitor - Simplified Service Manual - Page 17
6. Trouble Shooting Instructions Troubleshooting WARNING: Before you begin any of the procedures in this section, follow the Safety Instructions. Self-test Your monitor provides a self-test feature that allows you to check whether your monitor is functioning properly. If your monitor and computer - Dell U3224KB | UltraSharp 32 6K Monitor - Simplified Service Manual - Page 18
6. Trouble Shooting Instructions abnormality you are experiencing is an inherent problem with your monitor, or with your computer and video card. UltraSharp 32 Monitor Brightness/Contrast Input Source Color Display PIP/PBP USB Audio & Webcam Menu Personalize Others Display Info DDC/CI LCD - Dell U3224KB | UltraSharp 32 6K Monitor - Simplified Service Manual - Page 19
6. Trouble Shooting Instructions Common Problems The following table contains general information about common monitor problems you LCD technology. • For more information on Dell Monitor Quality and Pixel Policy, see Dell Support site at: https://w. ww.dell.com/pixelguidelines • Cycle power On-O . - Dell U3224KB | UltraSharp 32 6K Monitor - Simplified Service Manual - Page 20
Safety Related Visible signs of Issues smoke or sparks • Do not perform any troubleshooting steps. • Contact Dell immediately. Intermittent Problems Monitor malfunctions on & o • Ensure that the video cable connecting the monitor to the computer is connected properly and is secure. • Reset the - Dell U3224KB | UltraSharp 32 6K Monitor - Simplified Service Manual - Page 21
Trouble Shooting Instructions Problem What you experience Possible solutions Screen image is Image is • Check the Aspect Ratio setting in the Display too small centered on menu OSD. screen, but does • Reset the monitor 1.1a graphics card cannot support DP 1.2/1.4 monitors. Go to OSD menu, - Dell U3224KB | UltraSharp 32 6K Monitor - Simplified Service Manual - Page 22
Trouble Shooting Instructions Problem the USB Type-C cable is not damaged. • Verify if the device can support one of 5 V/9 V/15 V/20 V charging pro les. • Verify consumption of device is over 90 W. • Ensure that you use only Dell approved adapter or the adapter that comes with the product. • Ensure - Dell U3224KB | UltraSharp 32 6K Monitor - Simplified Service Manual - Page 23
Trouble Shooting Instructions Problem • Ensure that the Ethernet cable is connected securely on the monitor and the hub/router/ rewall. • Check the status LED Chrome OS / Ubuntu Video recording Video recording • Windows 7 not support not working App not working • Switch to Windows 10 / - Dell U3224KB | UltraSharp 32 6K Monitor - Simplified Service Manual - Page 24
6. Trouble Shooting Instructions Problem Webcam is not detected What you Possible solutions experience Webcam is not • Ensure that the USB upstream cable is detected in the connected between the monitor and the Windows Device computer or notebook. Manager • Ensure that the USB is assigned - Dell U3224KB | UltraSharp 32 6K Monitor - Simplified Service Manual - Page 25
6. Trouble Shooting Instructions Problem What you experience Possible solutions Webcam or Mic from the device as Echo Cancelling Speakerphone speakers when U3224KB or DELL U3224KB on your system. play audio/video • Turn O the monitor, unplug the monitor power on your system cord, replug it, - Dell U3224KB | UltraSharp 32 6K Monitor - Simplified Service Manual - Page 26
Trouble Shooting Instructions Problem Type-C to Type-C) is connected from application when the PC to the monitor. press on the • Ensure that the USB is assigned to the a window with bright sunlight. • Alternatively, you may use Dell Peripheral Manager to adjust the webcam setting of color. Webcam - Dell U3224KB | UltraSharp 32 6K Monitor - Simplified Service Manual - Page 27
6. Trouble Shooting Instructions Problem Webcam image looks blurry Teams Microphone volume 1080P) is selected, there will not be any di erence between the images. The image quality of the monitor was poor Always poor: • Check that your computer is USB 3.0-capable. • Some computers have USB 3.0, - Dell U3224KB | UltraSharp 32 6K Monitor - Simplified Service Manual - Page 28
6. Trouble Shooting Instructions Microsoft® Teams® / Skype for Business® speci c problems Problem The Teams button is to Type-C or Type-C to Type-C) is connected from the PC to the monitor. • Select 'DELL Monitor RGB Webcam' as the camera in Skype Video Device setting. Webcam being occupied and - Dell U3224KB | UltraSharp 32 6K Monitor - Simplified Service Manual - Page 29
6. Trouble Shooting Instructions Universal Serial Bus (USB) speci c problems Speci c Symptoms What you experience Possible solutions USB interface is USB peripherals not working are not working • Check that your display is turned ON. • Reconnect - Dell U3224KB | UltraSharp 32 6K Monitor - Simplified Service Manual - Page 30
6. Trouble Shooting Instructions
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Version: 01
Date: 2023/04/04
Service Manual - U3223KB