HP xw4550 Service And Technical Reference Manual page 19

Table 1-9 Example 2 energy consumption
On-Idle (ENERGY STAR®
Idle (S0))
ENERGY STAR® PTEC
(Total Energy
Consumption) Windows
running Linpack and
Viewperf) (S0)
Windows Busy Max (S0)
ENERGY STAR®
"Sleep" (S3)*
ENERGY STAR®
"Standby" (Off) (S5)
* Energy Star low energy mode.
Table 1-10 Example 2 heat dissipation**
On-Idle (ENERGY
STAR® Idle (S0))
ENERGY STAR® PTEC
(Total Energy
Consumption) Windows
running Linpack and
Viewperf) (S0)
Windows Busy Max (S0)
ENERGY STAR®
"Sleep" (S3)*
ENERGY STAR®
"Standby" (Off) (S5)
* Energy Star low energy mode.
** Heat dissipation is calculated based on the measured watts, assuming the service level is attained for one hour.
This product is in compliance with US executive order 13221, WOL (wake on LAN) disabled.
NOTE: When you power down your workstation with the power button on the front panel, the power
consumption falls below 10W. To reach zero power consumption, remove power from the workstation.
For additional information on power-saving features, see your operating system documentation.
ENWW
115 VAC
LAN LAN
Enabled Disabled
38.8W
96.6W
112.3W
2.64W 1.78W
1.75W 0.98W
115 VAC
LAN LAN
Enabled Disabled
132.4 Btu/hr
329.6 Btu/hr
383.3 Btu/hr.
9.01 Btu/hr 6.08 Btu/hr
5.97 Btu/hr 3.34 Btu/hr
230 VAC
LAN LAN
Enabled Disabled
36.9W
94.5W
108.1W
2.84W 2.10W
2.00W 1.25W
230 VAC
LAN LAN
Enabled Disabled
125.9 Btu/hr
322.6 Btu/hr
369.0 Btu/hr
9.69 Btu/hr 7.17 Btu/hr
6.83 Btu/hr 4.27 Btu/hr
100 VAC
LAN LAN
Enabled Disabled
39.1W
99.5W
115.3W
2.10W 1.79W
1.75W 0.95W
100 VAC
LAN LAN
Enabled Disabled
133.5 Btu/hr
339.7 Btu/hr
393.5 Btu/hr
8.91 Btu/hr 6.11 Btu/hr
5.97 Btu/hr 3.24 Btu/hr
Product specifications 11