QuickSpecs
HP Compaq dx2480 Microtower Business PC
Technical Specifications - Communications
DA – 13004 Worldwide — Version 1 — March 17, 2008 Page 16
Controller
Realtek 8111C PCI LAN Controller
Memory
Data rates supported
10/100/1000 Mbps
Compliance
IEEE 802.3ab compliant, IEEE 802.3, 802.1Q, 802.3ab and
802.3u compliant, 802.3x flow control
Bus architecture
PCI 2.2
Data transfer mode
Bus-master DMA
Hardware
certifications
Power
requirement(LOM)
+3.3 Volt signaling.
Integrated Realtek
8111C-GR GbE
Ethernet Controller
Boot ROM support
Yes
56,000 Kbps maximum downstream data
Data Transmission
NOTE: 56 Kbps technology refers to download speeds only and
requires compatible modems at server sites. Other conditions may limit
modem speed. FCC limitations allow a maximum of 53 Kbps during
download transmissions.
Data Speeds
(Upload only)
33,600/31,200/28,800/26,400/21,600/19,200/16,800/14,400/
12,000/9,600/7,200/4,800/2,400/1,200/300
Data Standards
ITU-T V.90, ITU-T, ITU-T V.34, V.44, V.42, V.42bis21, V.32bis, Bell
212A, and Bell 103
Fax Speeds
14,400/12,000/9,600/7,200/4,800/2,400/300 b/s
Fax Mode
Capabilities
ITU-T T.31 class 1 FAX, V. 17, V.29, V.27ter, and V.21 Channel 2
Error Correction and
Data Compression
V.44, 42bis, V.42 and MNP2-5
Power Management
ACPI; PPMI 1.1 and wake support with PME and Vaux; meets PCI 2.3
requirements and PC 2001 requirements
Upgradeability
Driver upgradeable for future enhancements
Video
Driver upgradeable for future enhancements
TIA/EIA 602 standard AT command set
Integrated DTE interface with speeds of up to 115.2 Kbps, parallel
16550a UART-compatible interface
Other
Optional ring wakeup signal
Operating
Temperature
32° to 158° F (0° to 70° C)
Operating Humidity
20% to 90%, non-condensing
Requires a 3.3-V auxiliary power rail on PCI bus
Agere 56K PCI
Modem
Power
Uses only one PCI load (i.e., one grant/request pair), one shared IRQ,
one electrical load
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