Sun Microsystems ultra enterprise 4000 Manuel D’Utilisation
Powering the System On and Off
3-3
3
Figure 3-1
Key Switch Positions
Caution – The outlet must be a 200-240 VAC 30A circuit intended solely for use
by the server cabinet. The electrical receptacles must be grounded, and the
grounding conductors serving these receptacles must be connected to the earth
ground at the service equipment.
by the server cabinet. The electrical receptacles must be grounded, and the
grounding conductors serving these receptacles must be connected to the earth
ground at the service equipment.
Caution – Do not disconnect the AC power cord from the wall socket when
you work on or in the server cabinet. This connection provides a ground path
that prevents damage from electrostatic discharge.
you work on or in the server cabinet. This connection provides a ground path
that prevents damage from electrostatic discharge.
Warning – Never move the system or expansion cabinets when system power
is on. Excessive movement can cause catastrophic disk drive failure. Always
power the system OFF before moving it.
is on. Excessive movement can cause catastrophic disk drive failure. Always
power the system OFF before moving it.
2. Turn on power to any expansion cabinets.
Read the documentation supplied with each type of expansion cabinet for
specific instructions.
specific instructions.
On
Standby
Diagnostics
Locked
Legend:
Standby = OFF; no DC power
On = Normal power ON
Diagnostics = Normal power ON with full
On = Normal power ON
Diagnostics = Normal power ON with full
diagnostics
Locked = Normal power ON in secure mode
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