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EMC Connectrix B Series DS-4900B Version 5.1 Hardware Reference Manual

DS-4900B Specifications

Switch components

The DS-4900B switch includes the following components:

◆ Cabinet-mountable 2U chassis designed to be mounted in a 19-in.

cabinet space, with forced-air cooling that flows from the nonport

side of the switch to the port side

◆ 64 Fibre Channel ports, compatible with short wavelength (SWL),

long wavelength (LWL), and extended long wavelength (ELWL)

SFP transceivers

◆ Two IEEE-compliant RJ-45 connector on the port side of the

switch for use with a serial console and 10/100 MB Ethernet

◆ 64 port Link LEDs, one switch power LED, one switch status

LED, two Ethernet LEDs, two power supply LEDs, and three fan

LEDs

◆ 2 universal AC input with AC switches and built-in fans

◆ 3 fan assemblies containing two fans each. The fans have two

speeds, which are set automatically and cannot be modified. They

default to high speed upon boot, then switch to low speed as the

Fabric OS comes online, returning to high speed only as required.

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EMC DS-4900B Specifications

General