HP Dc7900 Service Reference Guide: HP Compaq dc7900 Business PC - Page 294
Appendix F, Specifications, Specifications continued
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Table F-3 Specifications (continued) Heat Dissipation Maximum 550 BTU/hr 139 kg-cal/hr Typical (idle) 222 BTU/hr 56 kg-cal/hr Power Supply Operating Voltage Range 90-264 VAC Rated Voltage Range1 100-240 VAC Rated Line Frequency 50-60 Hz Power Output 135 W Rated Input Current (maximum)1 2.2A @ 100VAC 1.1A @ 200VAC 1 This system utilizes an active power factor corrected external power supply. This allows the system to pass the CE mark 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. 282 Appendix F Specifications
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Heat Dissipation
Maximum
Typical (idle)
550 BTU/hr
222 BTU/hr
139 kg-cal/hr
56 kg-cal/hr
Power Supply
Operating Voltage Range
Rated Voltage Range
1
Rated Line Frequency
90-264 VAC
100-240 VAC
50-60 Hz
Power Output
135 W
Rated Input Current
(maximum)
1
2.2A @ 100VAC
1.1A @ 200VAC
1
This system utilizes an active power factor corrected external power supply. This allows the system to pass the CE mark
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.
Table F-3
Specifications (continued)
282
Appendix F
Specifications