Paradyne 4800 Express manual LED Meanings, 1. Front Panel LEDs, Color, State

3. LEDs

LED Meanings

When power is first applied to the unit, it performs a power-on self-test. When this test is successfully completed, the Status LED blinks. The meaning of all the LEDs is shown in Table 3-1, Front Panel LEDs.

Table 3-1. Front Panel LEDs

LED	Color	State	Meaning
Link*	Green	Off	No Ethernet link present.
		On	Ethernet Link present.
		Flashing	Ethernet link is present, but port is
			administratively disabled.
Activity*	Green	Off	No data is being transferred.
		On	Data is being transferred.
STATUS	Green	Off	No power, or the unit has not completed
			initialization.
		On	Unit has power and has completed initialization.
ALARM	Amber	Off	No Alarms.
		On	Unit failed self-test, or the unit has exceeded a
			safe temperature, or a fan has failed.
TEST	Amber	Off	Normal operating mode.
		On	At least one port is in test mode.
DSL Ports	Green	Off	The port is disabled or no signal is detected on
(LEDs			the line.
numbered 1–24		On	Port has successfully trained with the remote
or 1–48
			and is active.
correspond to
DSL ports 1–24
or 1–48)

*The RJ45-type connectors for Port 1 and Port 2 bear two LEDs: the left one is the Link LED and the right one is the Activity LED.

3-2 July 2004 4821-A2-GN21-10