HP Xw6600 HP xw6600 Workstation Service and Technical Reference Guide - Page 18

Power supply specifications, Do not exceed 51.5A of 12V CPU0/CPU1/M/B/D power combined. - chipset

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Table 1-5 Power supply source voltages (continued) Source voltage Description +5.1V Storage (hard drive, optical drive, diskette drive), PCI, PCI Express, ICH9R, audio, keyboard/mouse +12 V-B PCI, PCI Express, and system fans +12 V-D Storage (hard drive, optical drive, diskette drive), PCI Express x16 auxiliary connector +12 VCPU0 Input to onboard regulator that supplies power to processor 0. +12 VCPU1 Input to onboard regulator that supplies power to processor 1. +12 V-M Input to onboard regulators that supply power to memory and chipsets. -12V PCI, serial ports +5 VSB Sleep circuitry Table 1-6 Maximum current per rail Voltage rail Maximum continuous current +3.3V 18A +5.1V 21A +12 VCPU0 14A +12 VCPU1 17.5A +12 V-M 17.5A +12 V-B 18A +12 V-D 12.5A -12V-N 0.15A +5.1 VSB 3A WARNING! Do not exceed 125W of combined 5V and 3.3V power. Do not exceed 51.5A of 12V (CPU0/CPU1/M/B/D) power combined. Do not exceed 650W of total continuous output power. Power supply specifications Table 1-7 Power supply specifications Item Power supply Operating input voltage range Description 650 watt custom power supply - (Wide Ranging, Active Power Factor Corrected) 88 - 269 VAC Rated input voltage range Rated input line frequency 100-240 VAC 50-60 Hz 8 Chapter 1 Product overview ENWW

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Source voltage
Description
+5.1V
Storage (hard drive, optical drive, diskette drive), PCI, PCI Express, ICH9R,
audio, keyboard/mouse
+12 V-B
PCI, PCI Express, and system fans
+12 V-D
Storage (hard drive, optical drive, diskette drive), PCI Express x16 auxiliary
connector
+12 VCPU0
Input to onboard regulator that supplies power to processor 0.
+12 VCPU1
Input to onboard regulator that supplies power to processor 1.
+12 V-M
Input to onboard regulators that supply power to memory and chipsets.
-12V
PCI, serial ports
+5 VSB
Sleep circuitry
Table 1-6
Maximum current per rail
Voltage rail
Maximum continuous current
+3.3V
18A
+5.1V
21A
+12 VCPU0
14A
+12 VCPU1
17.5A
+12 V-M
17.5A
+12 V-B
18A
+12 V-D
12.5A
-12V-N
0.15A
+5.1 VSB
3A
WARNING!
Do not exceed 125W of combined 5V and 3.3V power.
Do not exceed 51.5A of 12V (CPU0/CPU1/M/B/D) power combined.
Do not exceed 650W of total continuous output power.
Power supply specifications
Table 1-7
Power supply specifications
Item
Description
Power supply
650 watt custom power supply – (Wide
Ranging, Active Power Factor Corrected)
Operating input voltage range
88 – 269 VAC
Rated input voltage range
100–240 VAC
Rated input line frequency
50–60 Hz
Table 1-5
Power supply source voltages (continued)
8
Chapter 1
Product overview
ENWW