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HP dc7900 - Convertible Minitower PC User Manual

HP dc7900 - Convertible Minitower PC
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Typical (idle; standard PS)
Maximum (85% Efficient PS)
Typical (idle; 85% Efficient PS)
307 BTU/hr
999 BTU/hr
239 BTU/hr
77 kg-cal/hr
252 kg-cal/hr
60 kg-cal/hr
Power Supply
Operating Voltage Range
Rated Voltage Range
Rated Line Frequency
115V
90-264 VAC
100-240 VAC
50-60 Hz
230V
90-264 VAC
100-240 VAC
50-60 Hz
Power Output 240 W 240 W
Rated Input Current (maximum)
1
Standard PS
85% Efficient PS
4A @ 100 VAC
3.5A @ 100VAC
2A @ 200 VAC
1.75A @ 200VAC
1
This system utilizes an active power factor corrected 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.
USDT Specifications
Table F-3 Specifications
Desktop Dimensions (in the desktop position)
Height
Width
Depth
(depth will increase if the computer is equipped with a port security bracket)
2.60 in
9.90 in
10.00 in
6.6 cm
25.1 cm
25.4 cm
Approximate Weight 6.95 lb 3.15 kg
Weight Supported (maximum distributed load in desktop position) 77 lb 35 kg
Temperature Range (values subject to change with increasing altitude above sea
level)
Operating
Nonoperating
50° to 95° F
-22° to 140° F
10° to 35° C
-30° to 60° C
NOTE: Operating temperature is derated 1.0° C per 300 m (1,000 ft) to 3,000 m (10,000 ft) above sea level, no direct sustained
sunlight. Maximum rate of change is 10° C (50° F)/Hr. The upper limit may be limited by the type and number of options installed.
Relative Humidity (noncondensing)
Operating (28° C (82.4° F) max wet bulb)
Nonoperating (38.7° C (101.66° F) max wet bulb)
10-90%
5-95%
10-90%
5-95%
Maximum Altitude (unpressurized)
Operating
Nonoperating
10,000 ft
30,000 ft
3,048 m
9,144 m
Table F-2 Specifications (continued)
USDT Specifications 281

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HP dc7900 - Convertible Minitower PC Specifications

General IconGeneral
ChipsetIntel Q45 Express
MemoryUp to 16 GB DDR2 SDRAM
AudioIntegrated High Definition Audio
Form FactorConvertible Minitower
ProcessorIntel Core 2 Duo, Core 2 Quad, Pentium Dual-Core
StorageSATA Hard Drives
GraphicsIntel Graphics Media Accelerator 4500, optional discrete graphics
Optical DriveDVD-ROM, DVD+/-RW
NetworkIntegrated Intel Gigabit Network Connection
PortsUSB 2.0, serial, parallel, audio in/out
Expansion SlotsPCI, PCIe x1, PCIe x16
Operating SystemWindows Vista, Windows 7

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