Utp Cable Specifications; Using Utp Category 5 Cable In Gigabit Over Copper Installations; Rj-45 Pinouts And Crossover Function - HP NC7771 User Manual

Pci-x gigabit server adapter
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Specifications
Table C-1: NC7771 PCI-X Gigabit Server Adapter Specifications
Specification
Emissions Classifications
Agency Approvals
Safety Compliance

UTP Cable Specifications

To connect to the network, the NC7771 Server Adapter uses the following cable for
1000BASE-T transmission.
Category 5 UTP or better
22-26 AWG, 100Ω @ 1MHz
EIA/TIA 568a or EIA/TIA 568b

Using UTP Category 5 Cable in Gigabit over Copper Installations

For Gigabit over copper installations, Category 5 UTP or better 1000BASE-T cable must
comply with the IEEE 802.3ab 1000BASE-T standard. For new installations, Category 5e
(enhanced Category 5) or better cable is recommended.

RJ-45 Pinouts and Crossover Function

The Ethernet standard also specifies that each segment implement a crossover function to
connect the transmitter of one device to the receiver of a device at the other end, and vice-
versa. The crossover function may be implemented internally at the hub or switch, or
externally through the twisted-pair media.
C-2
HP CONFIDENTIAL Codename: Banshee II Part Number: 252458-00C Last Saved On: 7/28/03 12:31 PM
Description
Class B
USA:
FCC (CFR 47 part 15) and UL 60950
Canada:
ICES-003 and CSA 60950
Japan:
VCCI
Korea:
MIC (RRL), EMC Registration
Australia:
ACA, AS/NZS3548/EN55022:1998 (CISPR
22), EN55024:1998
European Union:
EN 55022:1998 (CISPR 22), EN 55024:1998,
and IEC 60950:1999 (EN 60950:2000)
UL Mark (USA and Canada)
CE Mark
EN 60590
HP NC7771 PCI-X Gigabit Server Adapter User Guide
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