Cabletron Systems SmartSwitch 6000 Installation & User Manual page 31

LEDs
The 1000BASE-SX line card uses the following LEDs.
LED
Per-port Link
Table 1-8 1000BASE-SX Line Card LEDs
• Green – indicates that the port hardware detects a cable
plugged into the port and a good link is established.
• Red (intermittent) – indicates that the port received an error
during operation.
• Red (solid) – indicates that the port hardware detects a
cable plugged into the port, however, a bad link is
established.
• Off – indicates that no link from exists with the port.
Description
Hardware Overview
Introduction 1-17