Opening The System Unit; Removing Power From The System - Sun Microsystems Ultra 2 UltraSPARC-II Upgrade

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C H A P T E R

Opening the System Unit

This chapter contains the following sections:
Section 2.1, "Removing Power from the System," on page 2-1
Section 2.2, "Removing the System Unit Cover," on page 2-3
Section 2.3, "Attaching the Wrist Strap," on page 2-5
2.1

Removing Power from the System

Before turning off system power, shut down the operating system to avoid loss of
data.
1. If your system is not a stand-alone, notify users that the system is going down.
Refer to the Solaris Handbook for the procedure.
2. Back up the system files and data.
Refer to the Solaris Handbook for the procedure.
3. Shut down the system.
4. Turn the power off to the monitor and all peripherals connected to the system.
5. Remove DC power from the system by pressing the Standby side of the power
switch on the back panel (
Note –
After the Standby switch is pressed, it returns to its original position.
6. Verify that when the power is off, the LED on the middle front of the system is
not lit and the fans are not running (
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).
FIGURE 2-1
).
FIGURE 2-2
2-1