1. Installing Internal Options
Express5800/53Xi, Y53Xi User's Guide
51
Chapter 2 Preparations
POWER/SLEEP switch
POWER/SLEEP LED
1.3
Preparing for Installation and Removal
Prepare for installation or removal of a component according to the following procedure:
Shut down the OS or press POWER/SLEEP Switch
1.
to turn off the power of the workstation.
POWER/SLEEP LED will go off.
Disconnect the power cord from power outlet, and
2.
then remove it from the AC inlet on the workstation.
Remove all the cables from the rear of workstation.
3.
If the chassis is locked, unlock it.
4.
Remove the stabilizers according to
Chapter 2 (2.1.1 Preparation for Installation)
.
5.
Lay down the workstation so that its cover faces upward.
6.
Remove the three screws to remove the cover.
7.