TANDBERG 5000 user manual Appendix 4 LED indication, Power

VISION 5000 Videoconferencing System Appendix 4

Appendix 4: LED indication

On the front of the Codec, there are 18 LEDs to give the user precise information on the status of the Codec and the network activity. The LED display is specially designed to provide the user with quick and accurate indications whenever there is a change of status. ‘G’, ‘Y’, and ‘R’ mean green, yellow, and red, respectively. (For convenience the LEDs in the example below are diveded into 2 boxes refered to as Left and Right, although there is not such a division on the physical display)

							H221-2
LED 2	IR	G	G	G	G	G	G
LED 1	Power	G	G	G	G	G	G

G Y R PRI2

G Y R PRI1

BRI1 BRI2 BRI3 BRI4 H221-1

Each LED can have three states; off, blink, and on. All states are not applicable to all LEDs. The table below shows the possible LED states for the LEDs in the Left box.

LED	LED1	LED2	Description
Power	Off		Power is off
	On		Power is on
IR		Blink	IR code received
H221	Off	Off	No call
	On	Off	H221 active on 1 channel (PRI/Ext)
	On	On	H221 active on 2 channels (PRI/Ext)
	Off	On	N/A
BRI (1-4)	Off	Off	Layer 1&2 active or BRI disabled
	Blink	Off	Layer 1 active, Layer 2 deactivated
	Blink	Blink	Layer 1 deactivated
	On	Off	Connected on 1B
	On	On	Connected on 2B

The PRI LEDs in the Right box are indicating PRI/T1 status and are defined as below:

Green	Yellow	Red	Description
Off	Off	Off	PRI disabled
Off	Off	Blink	Blue alarm
Off	Off	On	Red alarm
Off	On	Off	Yellow alarm
Off	On	Blink	Blue and yellow alarm
Off	On	On	Red and yellow alarm
Blink	Off	Off	Sync (Layer 2 deactivated)
On	Off	Off	Established
Blink	Blink	Off	Sync and loop active (Layer 2 deactivated)
On	Blink	Off	Established and loop active

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