Dell Vostro 7500 Service Manual - Page 57

Installing the system board

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Steps 1. Remove two screws (M2.5x5) and (M2.5x4), and lift the right display hinge. 2. Peel the tape that secures the display cable to the system board. 3. Open the latch, and disconnect the display cable from the system board. 4. Remove and lift the USB Type-C port off the system board. 5. Open the latch, and disconnect the I/O cable from the system board. 6. Disconnect the speaker cable from the system board. 7. Open the latch, and disconnect the touchpad cable from the system board. 8. Open the latch, and disconnect the keyboard-backlight cable from the system board. 9. Remove the two screws (M2x3) that secure the USB Type-C port bracket to the system board. 10. Lift the USB Type-C port bracket. 11. Remove the two screws (M2x3) that secure the system board to the palm-rest and keyboard assembly. 12. Gently release the ports on the system board from the slots on the palm-rest and keyboard assembly and lift the system board off the palm-rest and keyboard assembly. Installing the system board Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure. Disassembly and reassembly 57

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Steps
1.
Remove two screws (M2.5x5) and (M2.5x4), and lift the right display hinge.
2.
Peel the tape that secures the display cable to the system board.
3.
Open the latch, and disconnect the display cable from the system board.
4.
Remove and lift the USB Type-C port off the system board.
5.
Open the latch, and disconnect the I/O cable from the system board.
6.
Disconnect the speaker cable from the system board.
7.
Open the latch, and disconnect the touchpad cable from the system board.
8.
Open the latch, and disconnect the keyboard-backlight cable from the system board.
9.
Remove the two screws (M2x3) that secure the USB Type-C port bracket to the system board.
10.
Lift the USB Type-C port bracket.
11.
Remove the two screws (M2x3) that secure the system board to the palm-rest and keyboard assembly.
12.
Gently release the ports on the system board from the slots on the palm-rest and keyboard assembly and lift the system board off the
palm-rest and keyboard assembly.
Installing the system board
Prerequisites
If you are replacing a component, remove the existing component before performing the installation procedure.
Disassembly and reassembly
57