Acer Altos R520 用户手册

 3 System upgrade

48

Removing and installing the power 
distribution board cover

To remove the power distribution board cover:

You will need to remove the power distribution board cover to 
perform the following procedures:

•

Removing and installing the RAID activation key and RAID cache

•

Removing and installing a RAID BBU

1

Observe the ESD precautions and pre-installation instructions 
described on page 39.

2

Loosen the thumbscrew that secures the cover to the chassis (A). 

3

Pull up the cover to remove it (B). 

4

Observe the post-installation instructions described on page 40.

A

B

TP02228