Product Specifications; Power Supply And Cooling - HP xw8400 Service And Technical Reference Manual

Product specifications

The following table lists the physical dimensions.
Table 1-4 Physical characteristics
Weight (depending on
configuration)
Tower dimensions
Rack mount dimensions (top
cover and foot removed)

Power supply and cooling

This section describes power supply specifications.
Table 1-5 Voltage specification
Voltage
3.3 V
5 V
12 VCPU0
12 VCPU1
12 V-M
12 V-B
12 V-D
12 V-G
V12N
5 VSB
Table 1-6 Current specification
Current
3.3 V
5 V
12 VCPU0
6 Chapter 1 Product overview
18 - 25.2 kg (39.6 - 55.6 lb.)
455 mm (17.9 in.) tall, 210 mm (8.3 in.) wide, 525 mm (20.7
in.) deep
210 mm (8.3 in.) tall, 440 mm (17.3 in.) wide, 525 mm (20.7
in.) deep
Minimum Maximum
3.17 V 3.47 V
4.90 V 5.35 V
11.52 V 12.6 V
11.52 V 12.6 V
11.52 V 12.6 V
11.52 V 12.6 V
11.52 V -12.6 V
11.52 V 12.6 V
–11.4 V –12.6 V
4.85 V 5.25 V
Minimum Operating
0 A 0.5 A
0 A 0.5 A
0 A 3.1 A
Description
Used with PCI, MCH, ESB2, PXH, LAN, and onboard logic
Used with storage (disk, optical, diskette), PCI, Audio,
USB, input to onboard regulator, and onboard logic
Input to onboard regulator that supplies power for CPU0
Input to onboard regulator that supplies power for CPU1
Input to onboard regulators that supply 1.5 V and 1.8 V
for memory
Used with PCI fans, input to onboard regulators that
supply 1.5 V and 1.2 V
Used with storage (disk, optical, floppy)
Used with PCI Express x16 auxiliary connector
Used by PCI
Used for sleep circuitry
Continuous Maximum
22.0 A 25.0 A
18.0 A 20.0 A
13.7 A 16.8 A
Description
Used with PCI, MCH, ESB2, PXH, LAN, and
onboard logic
Used with storage (disk, optical, diskette), PCI,
Audio, USB, input to onboard regulator, and
onboard logic
Input to onboard regulator that supplies power for
CPU0
ENWW