DELL Area-51 ALX ユーザーズマニュアル

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1

Security lock slot 

— Attaches a commercially available security cable to 

the computer.
NOTE: Before you buy a security cable, ensure that it works with the 

security lock slot on your computer.

2

Back panel connectors

 — Connects USB, audio, and other devices into the 

appropriate connectors.
For more information, see “Back Panel Connectors” on page 16.

3

Expansion card slots

 — Access connectors for any installed PCI and 

PCI express cards.

4

Power connector

 — Connects to the power cable. 

5

Latch 

— Closes or opens the security lock slot and locks or unlocks the 

release panel. Slide the latch to the left to access the security lock slot and 

to lock the release panel.
For information on the side panel, see “Opening and Closing the Side 

Panel” on page 38.

Back View Features

1

4

2

3

5