Source voltage Description
+12 V-D Storage (disk, optical, diskette), PCI Express x16 auxiliary connector
+12 VCPU Input to on-board regulator that supplies power for the CPU
-12 V PCI
5 VSB Sleep circuitry
Table 1-12 Max current per rail
Voltage rail Maximum continuous current
3.3 V 15 A
5.1 V 21 A
12 VCPU 15 A
12 V-B 17.5 A
12 V-D 12 A
V12N .3 A
5 VSB 2.25 A
WARNING! Do not exceed 110 watts of a 5-volt and 3.3-volt power combination.
Do not exceed 34.5 amps (414 W) of a 12-volt (CPU/B/D) power combination.
Do not exceed 475 watts of total continuous output power.
Power supply specifications
Table 1-13 Power supply specifications
Item Description
Power supply 475-watt custom power supply (Wide Ranging,
Active PFC)
Operating voltage range 90-269 VAC
Rated voltage range
100-240 VAC 118 VAC
Rated line frequency 50-60 Hz 400 Hz
Operating line frequency range 47-66 Hz 393-407 Hz
Rated input current 10 A @ 100-127 VAC
6 A @ 200-240 VAC
10 A @ 118 VAC
Heat dissipation
(Configuration and software dependent)
Typical 1013 BTU/hr. = (255 kg-cal/hr.)
Maximum 2027 BTU/hr. = (511 kg-cal/hr.)
Power Supply fan 92x25 mm variable speed
Energy Star compliant Yes
Blue Angel Compliant (<5 W in S5 – Power Off) N/A
Table 1-11 Power supply source voltages (continued)
10 Chapter 1 Product overview ENWW
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