Dell Precision 490 Desktop - Replacing the I;O Panel

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6. If the system is in tower mode, pull to remove the full-length card retainer piece beside the card fan.
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7. Press the tab between the card fan and the front fan towards the card fan as you lift it up and out of the computer.
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8. Note the routing of each cable as you disconnect all cables attached to the I/O panel.
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9. Remove the mounting screw from the I/O panel.
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10. Remove the I/O panel from the computer.
Replacing the I/O Panel
Follow Removing the I/O Panel in reverse order.
1
card fan
2
card fan cable
3
card fan system-board connector (FAN_CCAG)
4
front fan
5
full-length card retainer piece
NOTICE: Carefully note the routing of each cable before you disconnect it, so that you are sure to re-route cables correctly. An incorrectly routed or a
disconnected cable could lead to computer problems.
1
I/O panel
2
mounting screw
NOTICE: Ensure that you replace all cables originally attached to the I/O panel or you may experience computer problems.