IBM Aptiva 2198, Reference Manual

Page: 11 / 186

Safety while working with hardware
Each time you open your computer, you must follow specific safety
procedures to ensure that you do not damage your computer. For your
safety, and the safety of your equipment, follow the steps for “Disconnecting
your computer” on page ix before you remove the cover of the system unit.
Connecting your computer
To connect your computer:
1. Turn off the computer and any external devices (such as a monitor or
printer) that have their own power switches.
2. Attach a signal cable to each external component (such as a monitor or
printer), and then connect the other end of the signal cable to the
computer.
3. Attach communication cables (such as modem cables or network
cables) to the computer. Then, attach the other ends of the cables to
properly wired communication outlets.
4. Attach the power cords to the computer and any external devices (such
as a monitor or printer), and then connect the other ends of the power
cords to properly grounded electrical outlets.
5. Turn on the computer and any attached devices that have their own
power switches.
Disconnecting your computer
To disconnect your computer:
1. Turn off the computer and any attached devices that have their own
power switches.
2. Unplug all power cables from electrical outlets.
3. Disconnect all communication cables (such as modem or network
cables) from communication outlets.
4. Disconnect all cables and cords from the computer; this includes power
cords, signal cables from external devices, communication cables, and
any other cables attached to the computer.
Safety information
ix