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B.3 Power Supply Unit


B.3 Power Supply Unit
The power supply units take input power and supply it to the system. The redundant configuration of the power supply units allows the system to continue operating even if one of them fails.
Table B-3 lists the specifications of the power supply units.
Table B-3  Power Supply Unit Specifications
Item Description
Number of power supply units
2
Redundancy
1+1 redundant configuration
Location
Rear of chassis
Active/Hot maintenance
Supported
Active/Cold maintenance
Supported (with SPARC M12-2/M12-2S/M10-4/M10-4S connected)
Inactive/Hot maintenance
Supported
Inactive/Cold maintenance
Supported
System-stopped maintenance
Supported
For the maintenance procedure, see "Chapter 13 Maintaining the Power Supply Units."