Dell Inspiron 17 3721 Owner's Manual - Page 37

Removing the I/O Board, Prerequisites, Procedure, from the system board.

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Removing the I/O Board WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in "Before You Begin" on page 9. After working inside your computer, follow the instructions in "After Working Inside Your Computer" on page 11. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. Prerequisites 1 Remove the battery. See "Removing the Battery" on page 12. 2 Remove the base cover. See "Removing the Base Cover" on page 20. 3 Remove the keyboard. See "Removing the Keyboard" on page 17. 4 Remove the palm-rest. See "Removing the Palm-Rest" on page 30. Procedure 1 Remove the screw that secures the I/O board to the computer base. 2 Lift the connector latch and, using the pull-tab, disconnect the I/O-board cable from the system board. 3 Peel the I/O board cable from the computer base. 4 Lift the I/O board along with its cable off the computer base. 1 23 4 5 1 connector latch 3 I/O board cable 5 I/O board 2 pull-tab 4 screw Removing the I/O Board | 37

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Removing the I/O Board
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37
Removing the I/O Board
WARNING:
Before working inside your computer, read the safety information that
shipped with your computer and follow the steps in "Before You Begin" on page 9.
After working inside your computer, follow the instructions in "After Working
Inside Your Computer" on page 11. For additional safety best practices information,
see the Regulatory Compliance Homepage at dell.com/regulatory_compliance.
Prerequisites
1
Remove the battery. See "Removing the Battery" on page 12.
2
Remove the base cover. See "Removing the Base Cover" on page 20.
3
Remove the keyboard. See "Removing the Keyboard" on page 17.
4
Remove the palm-rest. See "Removing the Palm-Rest" on page 30.
Procedure
1
Remove the screw that secures the I/O board to the computer base.
2
Lift the connector latch and, using the pull-tab, disconnect the I/O-board cable
from the system board.
3
Peel the I/O board cable from the computer base.
4
Lift the I/O board along with its cable off the computer base.
1
connector latch
2
pull-tab
3
I/O board cable
4
screw
5
I/O board
1
2
3
4
5