1-4
Catalyst 6500 Series Switches Installation Guide
OL-5781-08
Chapter 1 Product Overview
Catalyst 6503 Switch
Backplane bandwidth
•
32 GBps shared bus.
•
720 GBps switch fabric.
Clock and VTT modules
•
One replaceable clock module (CLK-7600=) provides clocking signals
to the EOBC channel and the switching bus.
•
Nonreplaceable voltage termination (VTT) module provides reference
voltage for bus signals.
Fan tray
•
The chassis supports one hot-swappable fan tray. Two fan tray models
are available:
–
FAN-MOD-3 (Standard fan tray—170 CFM). Supports Supervisor
Engine 1 and Supervisor Engine 2 only; does not support
Supervisor Engine 32 or Supervisor Engine 720.
–
FAN-MOD-3HS (Optional high-speed fan tray—270 CFM).
Required for Supervisor Engine 32 and Supervisor Engine 720.
Supports Supervisor Engine 2.
Note
Both fan tray models contain four individual fans. The individual
fans are not field replaceable; you must replace the fan tray in the
event of a fan failure.
Note
The WS-C6503-E-FAN tray is not supported in the Catalyst 6503
chassis.
•
Fan tray STATUS LED
–
Red—One or more individual fans have failed.
–
Green—Fan tray is operating normally.
Table 1-1
Catalyst 6503 Switch Features (continued)
Feature
Description