Preparing to work with the computer
97
Adding and removing hardware
This chapter contains basic information about:
•
adding and removing drives and 
•
identifying system board components.
These instructions do not contain complete information 
about each option you can install in or remove from your 
computer.
Your computer came with instructions that are located 
on the hard disk drive. You can find this information 
through the 
Access Aptiva
 area on your Aptiva 
customized desktop.
If you decide to upgrade or replace any hardware in your 
computer, you will need to print the instructions for that 
hardware. See page 23 for the steps to access the 
Aptiva online help.
Preparing to work with the computer
Before you make any changes to hardware in your 
computer, you must turn off and unplug the computer.
To disconnect
1
Turn off the computer and any attached component 
which may have its own power switch.
2
Unplug all power cables from electrical outlets.
3
Remove all signal cables (such as a telephone cord) 
from their receptacles.
4
Disconnect all cables attached to the computer; this 
includes power cords, input/output cables, and any 
other cables attached to the computer. 
Danger!
Electrical current from 
power, telephone, and 
communications cables is 
hazardous. To avoid shock 
hazard, use the steps 
described in this section to 
disconnect cables when 
installing, moving, or 
opening the cover of this 
product.
To avoid shock hazard, do 
not connect or disconnect 
any cables or perform 
installation, maintenance, 
or reconfiguration of this 
product during an 
electrical storm.
66xarg.book : 66xach6.fm  Page 97  Tuesday, June 30, 1998  10:18 AM