Avaya 8400B Plus User Manual
Installation
2-20
Issue 2 November 1996
Idle
Off
On
This is the unit’s normal mode if no
active data call exists.
active data call exists.
The transmission of a character on the
Send Data lead will cause the red LED
to flash OFF for 100 ms.
Send Data lead will cause the red LED
to flash OFF for 100 ms.
The transmission of a character on the
Receive Data lead will cause the green
LED to flash ON for 100 ms.
Receive Data lead will cause the green
LED to flash ON for 100 ms.
The transmission of a continuous
stream of characters, on the Send Data
or Receive Data leads, will cause its
LED to flash OFF and ON at 100 ms
intervals.
stream of characters, on the Send Data
or Receive Data leads, will cause its
LED to flash OFF and ON at 100 ms
intervals.
Incoming Call
Flash*
On
This indicates an incoming call.
Active Data Call
On
On
This indicates an active data call.
The transmission of a character on the
Send Data lead will cause the red LED
to flash OFF for 100 ms.
Send Data lead will cause the red LED
to flash OFF for 100 ms.
The transmission of a character on the
Receive Data lead will cause the green
LED to flash OFF for 100 ms.
Receive Data lead will cause the green
LED to flash OFF for 100 ms.
The transmission of a continuous
stream of characters, on the Send Data
or Receive Data leads, will cause its
LED to flash OFF and ON at 100 ms
intervals.
stream of characters, on the Send Data
or Receive Data leads, will cause its
LED to flash OFF and ON at 100 ms
intervals.
*
A Flash is a repeating pattern of 500 ms ON and 500 ms OFF.
†
A Wink is a repeating pattern of 750 ms ON and 250 ms OFF.
‡
An Inverted Wink is a repeating pattern of 250 ms ON and 750 ms OFF.
Table 2-2.
LED Indication Summary — Continued
Status of Unit
Green
LED
LED
Red
LED
LED
Description