Fast EtherHub 3500 System User’s Guide
5-6 Hardware Reference
Hub ID LED 1 Hub ID LED 2 Hub ID LED 4 Hub ID Number Setting
ON ON ON (DEFAULT)
Used for automatic Hub ID setting.
ON OFF OFF Hub ID 1
OFF ON OFF Hub ID 2
ON ON OFF Hub ID 3
OFF OFF ON Hub ID 4
ON OFF ON Hub ID 5
OFF ON ON Hub ID 6
Table 5.7 Hub Indicators
Serial
Color: Green
Label: Serial
Function: Indicates connection to a management console.
LED Activity Condition Indication
BLINKING LIGHT ON Agent has a valid connection to a
management console using its RS232 serial
port. A valid link only occurs when the
management console is sending a message
to or receiving a message from the agent.
NO LIGHT OFF No connection to a management console.
Table 5.8 Serial Indicator