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Precision 7560 Service Manual

PDF

Removing the system board

Prerequisites

  1. Follow the procedure in before working inside your computer.
  2. Remove the SD card.
  3. Remove the secondary M.2 SSD.
  4. Remove the base cover.
  5. Remove the battery.
  6. Remove the SIM card.
  7. Remove the secondary memory.
  8. Remove the WLAN card.
  9. Remove the WWAN card.
  10. Remove the primary M.2 SSD.
  11. Remove the keyboard lattice.
  12. Remove the keyboard.
  13. Remove the primary memory.
  14. Remove the heat-sink assembly.
  15. Remove the inner frame.

About this task

The figure indicates the location of the system board and provides a visual representation of the removal procedure.

The following image indicates the connectors on your system board:

System board layout-front

  1. Power button FFC connector
  2. WWAN card connector
  3. Darwin antenna cable connector
  4. Secondary M.2 SSD connector
  5. Fan cable connector
  6. FPC beam connector
  7. Display cable connector
  8. IR camera/Touchscreen cable connector
  9. Power-adapter port connector
  10. Fan cable connector
  11. Battery cable connector
  12. Touchpad cable cpnnector
  13. Secondary memory module slot
  14. WLAN card connector
  15. USH daughter board cable connector
  16. SIM card slot
  17. Primary M.2 SSD slot 3 connector
  18. Primary M.2 SSD slot 5 connector

System board layout-back

  1. Primary memory module slot
  2. GPU power cable connector
  3. SD card reader cable
  4. Coin-cell battery cable connector
  5. Speaker cable connector
NOTE:For models shipped with a discrete GPU card:

Removing the system board

Removing the system board

Steps

  1. Carefully pry the outside end of the GPU power cable connector head to unlock the GPU power cable connector from the system board on top side of the system.
  2. Slightly slide the GPU power cable connector outwards to disconnect the GPU power cable from the connector on the system board.
  3. Disconnect the speaker cable and the SD card reader FPC from the connectors on the system board.
  4. Disconnect the touch screen cable (for models shipped with a touch screen) or IR camera cable (for models shipped with an IR camera), power adapter cable, touchpad FFC, USH daughter board FFC (for models shipped with a USH daughter board), and power button board FFC from the system board.
  5. Remove the four (M2x3) screws that secure the two FPC beam connectors to the system board and the GPU card.
    NOTE:For computers shipped with a UMA GPU card, remove the two (M2x3) screws that secure the single FPC beam connector to the system board and the GPU card.
  6. Remove the FPC beam connectors from the computer.
  7. Remove the (M2x5) screw that secures the display cable bracket in place.
  8. Remove the display cable bracket from the computer.
  9. Disconnect the display cable from the connector on the system board.
  10. Remove the three (M2x5) screws that secure the system board to the computer.
  11. Pry the coin-cell battery, located under the system board, from the palmrest while lifting the system board.
    NOTE: When replacing the system board, the Type-C bracket on the left side under the system board must be relocated to the replacement system board.
    NOTE: If the Type-C bracket becomes detached from the system board anytime after the system board is removed from the computer, re-adhere the bracket onto the system board.
    Type-C bracket
  12. Remove the system board from the computer.

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