Service and Support
On-site Warranty and Service
1
: This three-year (3-3-3), limited warranty and service offering delivers
three years of parts, labor and on-site repair. Response time is next business-day
2
and includes free
telephone support
3
24 x 7. Global coverage
2
ensures that any product purchased in one country and
transferred to another non-restricted country will remain fully covered under the original warranty and
service offering. Some countries/regions do not offer one year onsite and labor.
1
Terms and conditions may vary by country. Certain restrictions and exclusions apply.
2
On-site service may be provided pursuant to a service contract between HP and an authorized HP third-
party provider, and is not available in certain countries. Global service response times are based on
commercially reasonable best effort and may vary by country.
3
Technical telephone support applies only to HP-configured, HP and HP-qualified, third-party hardware
and software. Toll-free calling and 24 x 7 support may not be available in some countries.
Ultra-slim Desktop
Small Form Factor
Convertible Minitower
Dimensions
Chassis Dimensions
(H x W x D)
2.60 x 9.90 x 10 in
(66.0 x 251.5 x 254 mm)
3.95 x 13.3 x 14.9 in
(100.3 x 337.8 x 378.5)
17.63 x 7.0 x 17.8 in
(447.8 x 177.8 x 452.12 mm)
Optional Tower Stand
Dimensions (H x W x D)
1.26 x 4.82 x 6.69 in
(32.0 x122.3 x 170.0 mm)
1.05 x 6.95 x 7.83 in
(26.75 x 176.46 x 198.87 mm)
N/A
System weight
*
7.0 lb (3.18 kg)
18.75 lb (8.50 kg) 26.2 lb (11.89 kg)
System volume
4.21 liters
13 liters 36 liters
Shipping weight
*
14.34 lb (6.52 kg)
26.10 lb (11.86 kg) 34.60 lb (15.72 kg)
Maximum supported weight
(desktop orientation)
77.1 lb (35 kg) 77.1 lb (35 kg) 77.1 lb (35 kg)
Shipping box dimensions
(H x W x D)
8.60 x 15.68 x 19.68 in
(218.4 x 398.3 x 499.9 mm)
9.00 x 19.68 x 23.38 in
(228.6 x 499.9 x 593.85 mm)
24.25 x 12.33 x 22.13 in
(616.0 x 313.2 x 562.1 mm)
* Configured with 1 hard drive, 1 optical drive, no diskette drive, and no PCI card.
Ultra-slim Desktop
Small Form Factor
Convertible Minitower
Standard Efficiency Power
Supply
N/A
240W active PFC 365W active PFC
Energy Efficient Power
Supply
135W active PFC
87% efficient
240W active PFC
85% efficient
365W active PFC
85% efficient
External power supply dimensions:
6.7 x 2.6 x 1.5 in
Total length of external power
supply and power cord:
12 feet 8 inches
Ports
USB 2.0
(8) Total
(2) front, (6) rear
Serial
N/A
(1) Standard
Optional 2
nd
port available
Parallel
N/A
Optional (1)
eSATA
N/A
Optional (1)
PS/2
(1) keyboard; (1) mouse
Video
(1) VGA; (1) DisplayPort
DVI output
available via ADD2 card or optional DisplayPort to DVI adapterr
QuickSpecs
HP Compaq dc7900 Business PC
Standard Features and Configurable Components
DA - 13029 Canada — Version 29 — March 7, 2011
Page 8
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General
Weight and Dimensions
