HP Xw8400 HP xw8400 Workstation - Service and Technical Reference Guide - Page 15

the side panel of the unit and on the rear panel. Keep the serial number available when contacting customer service for assistance. Figure 1-4 Serial number and COA label location Product specifications The following table lists the physical dimensions. Table 1-4 Physical characteristics Weight (depending on configuration) 18 - 25.2 kg (39.6 - 55.6 lb.) Tower dimensions 455 mm (17.9 in.) tall, 210 mm (8.3 in.) wide, 525 mm (20.7 in.) deep Rack mount dimensions (top 210 mm (8.3 in.) tall, 440 mm (17.3 in.) wide, 525 mm (20.7 cover and foot removed) in.) deep Power supply and cooling This section describes power supply specifications. Table 1-5 Voltage specification Voltage Minimum Maximum Description 3.3 V 3.17 V 3.47 V Used with PCI, MCH, ESB2, PXH, LAN, and onboard logic 5 V 4.90 V 5.35 V Used with storage (disk, optical, diskette), PCI, Audio, USB, input to onboard regulator, and onboard logic 12 VCPU0 11.52 V 12.6 V Input to onboard regulator that supplies power for CPU0 12 VCPU1 11.52 V 12.6 V Input to onboard regulator that supplies power for CPU1 12 V-M 11.52 V 12.6 V Input to onboard regulators that supply 1.5 V and 1.8 V for memory 12 V-B 11.52 V 12.6 V Used with PCI fans, input to onboard regulators that supply 1.5 V and 1.2 V 12 V-D 11.52 V -12.6 V Used with storage (disk, optical, floppy) ENWW Product specifications 5