HP Compaq Pro 6300 Series Microtower Maintenance And Service Manual page 227

Table E-1 Specifications (continued)
Standard Efficiency
High Efficiency
Rated Input Current
This system utilizes an active power factor corrected power supply. This allows the system to pass the CE mark
1
requirements for use in the countries of the European Union. The active power factor corrected power supply also has the
added benefit of not requiring an input voltage range select switch.
218 Appendix E Specifications
320W
320W active PFC; 87/90/87% efficient at
20/50/100% load
5.5A