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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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