130 Upgrading Boardset Components
Warnings and Cautions
These warnings and cautions apply throughout this manual to any procedure in which you access
the inside of the server.

WARNINGS

Avoid burns: If the system has been running, any installed processor
and heat sink on the processor board(s) will be hot. To avoid the
possibility of a burn, be careful when removing or installing components
that are located near processors.
System power on/off: The DC push-button on/off switch (a convex
button) on the front panel DOES NOT turn off the system AC power.
To remove power from system, you must unplug ALL AC power cords
from the wall outlet.
Hazardous conditions, devices, and cables: Hazardous electrical
conditions may be present on power, telephone, and communication
cables. Turn off the system and disconnect all power cords,
telecommunications systems, networks, and modems attached to the
system before opening it. Otherwise, personal injury or equipment
damage can result.