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Dell D7523QTc Service Manual

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1. General Safety Instructions ..................................................................................... 2
1.1 SAFETY: General Safety ........................................................................................ 2
1.2 SAFETY: General Power Safety .............................................................................. 4
2. Exploded view diagram with list of items ............................................................... 5
3. Wiring connectivity diagram .................................................................................... 8
5. Mechanical Instruction........................................................................................... 11
5.1 Disassembly Procedures: ................................................................................... 12
5.2 Assembly Procedures: ....................................................................................... 18
6. Trouble shooting instructions ............................................................................... 22
Model No.: D7523QT
Regulatory model: D7523QTc
Content Index
Service Manual
Dell D7523QT
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Summary of Contents for Dell D7523QTc

  • Page 1: Table Of Contents

    4. How to connect and disconnect power cable/ connectivity cable ......9 5. Mechanical Instruction................... 11 5.1 Disassembly Procedures: ................... 12 5.2 Assembly Procedures: ..................18 6. Trouble shooting instructions ................22 Model No.: D7523QT Regulatory model: D7523QTc  ...

  • Page 2: General Safety Instructions

    IMPORTANT NOTICE FOR USE IN HEALTHCARE ENVIRONMENTS: Dell products are not medical devices and are not listed under UL or IEC 60601 (or equivalent). As a result, they must not be used within 6 feet of a patient or in a manner that directly or indirectly contacts a patient 1.1 SAFETY: General Safety...
  • Page 3 pool or in a wet basement.  Do not use AC powered equipment during an electrical storm. Battery powered devices may be used 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 dampened with water.

  • Page 4: Safety: General Power Safety

     Be sure to grasp the plug, not the cable, when disconnecting equipment from an electric socket. If your equipment uses an AC adapter:  Use only the Dell provided AC adapter approved for use with this device. Use of another AC adapter may cause a fire or explosion.

  • Page 5: Exploded View Diagram With List Of Items

    Exploded view diagram with list of items  ...
  • Page 6 Description Q’ty Remark REAR_COVER_MID REAR_COVER_BTM BKT_CABLE_COVER BKT_OPS_COVER DIE-CASTING INSULATING SHEET 410*304.5*0.43mm BKT_AC_INLET BEZEL_BTM MAIN BOARD BEZEL_CORNER_BR BEZEL_CORNER_BL CONVERTER BOARD ADAPTER BOARD KEY BOARD SUB BOARD For EMEA Only, not INSULATING SHEET 400*298*0.43 CONNECTOR BOARD other regions BKT_SPEAKER-L BKT_SPEAKER-R BKT_KEY_COVER BASE_BTM P75-Daoc3 BKT_BATTERY MAGNET 28*10*4 NdFeB 340±20mT Cover_IO P75-Daoc3...
  • Page 7 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 8: Wiring Connectivity Diagram

    Wiring connectivity diagram All cables are Wire except Item “C” is FFC cable.  ...

  • Page 9: How To Connect And Disconnect Power Cable/ Connectivity Cable

    How to connect and disconnect power cable/ connectivity cable  ...
  • Page 10  ...

  • Page 11: 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 monitors. Tools Required List the type and size of the tools that would typically can be used to disassemble the product to a point where components and materials requiring selective treatment can be removed.

  • Page 12: Disassembly Procedures

    5.1 Disassembly Procedures: Step Figure Remark Remove he 6 pcs Package_Buckles, then use a proper tool to open the carton. Uplift paper-box slowly. Remove EPS-TOP S1. Remove the accessories Package_Buckles bag(remote control and and open the battery(AA*2), carton. stylus*2pcs, Power cable(varies contries), HDMI...
  • Page 13 Step Figure Remark Turn off power, S3. Before Unplug external disassemble cables from product Use a Philips-head screwdriver to remove 8 screws for remove the DIE-CASTING. (No.1~8 screw size=M4x10; Torque=12±2kgf.cm) Use a Philips-head screwdriver to remove 17 screws for remove the Rear Cover.
  • Page 14 S5. Tear off the tapes,clips and disconnect all of the connectors Use a Philips-head screwdriver to remove 29 screws for remove the Main board，Power board ,OPS board, Converter board. S6. Remove the (No.1~23 screw Main board， size=M3x8 Power board ,OPS Torque= 4±1kgf.cm) board, Converter board,etc...
  • Page 15 S3. Tear off the tapes,clips and disconnect all of the connectors Use a Philips-head screwdriver to remove 29 screws for remove the Main board，Power board ,OPS board, Converter board. S4. Remove the Main board， (No.1~23 screw Power board ,OPS size=M3x8 board, Converter Torque= 4±1kgf.cm) board,etc...
  • Page 16 Use a hexagonal screwdriver to remove 7 screws. (No.1~2 hex screw; size=M3x8 Torque=4±1kgf.cm) (No.3~5 hex screw; size=M3x5 Torque=4±1kgf.cm) (No.6~7 screw; Torque=4.5±0.5kgf.cm ) Use a Philips-head screwdriver to remove 5 screws for remove the BKT. S7. Remove the (No.1~4 screw size=M3x4 Torque=4±1kgf.cm ) (No.5 screw size=M4x6 Torque=4±1kgf.cm )
  • Page 17 No.1~4 screw size=M3x6 Torque=4±1kgf.cm) Use a Philips-head screwdriver to remove 4 screws for remove the S9. Remove the Speaker BKT Speaker BKT (No.1~4 screw size=M4x5 Torque=6±1kgf.cm  ...

  • Page 18: Assembly Procedures

    5.2 Assembly Procedures: Step Figure Remark Use a Philips-head screwdriver to screw 4 screws for tighten the Assembly Speaker BKT the Speaker BKT (No.1~4 screw size=M4x5 Torque=6±1kgf.cm Use a Philips-head screwdriver to screw 10 screws for tighten the Key board and I/O board. (No.1~4 screw size=M3x6 Torque=4±1kgf.cm...
  • Page 19 Use a hexagonal screwdriver to remove 5S screws. (No.1~4 screw S3 Assembly the size=M3x4 Torque=4±1kgf.cm ) (No.5 screw size=M4x6 Torque=4±1kgf.cm ) Use a hexagonal screwdriver to screw 7 screws. (No.1~2 hex screw; size=M3x8 Torque=4±1kgf.cm) (No.3~5 hex screw; size=M3x5 Torque=4±1kgf.cm) (No.6~7 screw; S4.
  • Page 20 S5. Connect all of the connectors and paste the tapes,clips Use a Philips-head screwdriver to screw 17 screws for tighten the Rear Cover. (No.1~17 screw size=P3x6; Torque=6±1kgf.cm) Use a Philips-head screwdriver to screw 33screws for tighten the Rear Cover. (No.1~33 screw size=M4x6;...
  • Page 21 S7. Put the Put the monitor and 4pcs desiccants into of desiccant into the bag. the bag Put the EPS-TOP and accessories into carton. Assemble 6 pcs of Package_Buckles seal carton with tapes. (Accessories PE S8. Assemble the bag: remote control and Package_Buckles battery(AA*2),stylus*2pc and carton.

  • Page 22: Trouble Shooting Instructions

    6. Trouble shooting instructions  ...
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