Bay Technical Associates 303, 304 manual DB-9 connector pin assignments, Front-panel LEDs

Introduction to the BayStack 303 and 304 Ethernet Switches

The console port connector pin assignments are described in Table 1-2.

Table 1-2.	DB-9 connector pin assignments
		Pins	Signal name	Direction
		1	Not used
DB-9		2	Transmit data, TD	To terminal
1	5	3	Receive data, RD	From terminal
		4	Not used
		5	Common signal ground
6	9	6	Not used
	3166.3	7	Not used
		8	Not used
		9	Not used

For information about connecting a terminal to the console port, refer to

Chapter 2, “Installing the BayStack Switches.”

LEDs

The LEDs on the front panel of the BayStack switches help you to identify the unit port status and MDA operational mode (see Table 1-3). LEDs associated with the RJ-45 port connectors allow you to identify the link status of each port.

Table 1-3.	Front-panel LEDs
Type	Label	Color	State	Meaning
Link status of	Link	Green	On	Link is active and connected correctly.
each port
			Off	Link is inoperative or improperly connected.
Unit AC	Power	Green	On	Switch is receiving valid AC power.
power supply
status			Off	Switch is not receiving valid AC power, or internal power
				supply has failed.
System	Status	Green	On	Unit is operating properly.
status
			Blinking	Unit is performing self-tests or network configuration.
			Off	A system fault has occurred.
893-01010-A				1-7