Connecting Cables To Network Ports - Nortel 700117 Hardware Installation Manual

Alteon Web Switch Hardware Installation Guide
5. Connect the other end of each DC power lead to the appropriate wire terminal of your
DC power source.
Connect the DC "+" (common) switch terminal to the source DC "+" common power terminal.
Connect the DC "–" (-48) switch terminal to -48 VDC source relative to common.
C
AUTION
!
nection can damage the switch's internal fuse.
C
AUTION
!
only with a fast-acting, 3A, 125VDC-rated fuse for continued protection against risk of fire.
The fuse must be rated for DC power.
6. Install the terminal block safety cover.
7. Turn DC power on at the source.

Connecting Cables to Network Ports

Each network port on Alteon 180 series Web switch has two connector jacks: one RJ-45 jack
for connecting 10/100 Mbps Ethernet segments to the port, and one SC jack for connecting
1000 Basic SX Gigabit Ethernet fiber optic segments.
Each network port on Alteon AD series Web switch has only one connector jack: RJ-45, for
connecting 10/100 Mbps Ethernet segments to the port.
All ports support full-duplex operation. The 10/100 Mbps ports auto-negotiate, and also sup-
port half-duplex operation. On Alteon 180 Web switches, only one of the two jacks can be
active at any given time for any port, according to conditions described in
tion of Redundant Connections" on page
The port LEDs light to indicate various port connection conditions. See
details.
n
20 Chapter 2: Installing the Switch Hardware
—Be certain that the DC power leads are correctly connected. Improper power con-
—The fuse can be accessed by unscrewing the fuse cover on the rear panel. Replace
22.
"Automatic Selec-
Table 3 on page 13 for
212779-A, December 2001