Troubleshooting 7-3

LED

Color

 

Description

 

 

 

 

 

 

 

 

B-2 Channel Indicator. The activity state of the B-2 channel. Green indicates

 

 

a data call. Yellow indicates an analog (voice) call.

 

Yellow

If a call is in a dialing state, the LED flashes.

B2

or

When a call is active, the LED stays lit. (The color of the LED (green or

 

green

 

 

yellow) indicates if the call is a data call or an analog call.)

 

 

 

 

 

When the call is disconnected, the LED goes off.

 

 

 

Send

Green

Send Data. Indicates that information is being transmitted over the serial

data port from the computer to the ISDN modem.

 

 

 

 

 

Receive

Green

Receive Data. Indicates that information is being transmitted over the serial

data port to the computer from the ISDN modem.

 

 

 

 

 

Ready

Green

Data Terminal Ready. Indicates that communication between the ISDN

modem and the computer has been established.

 

 

 

 

 

 

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Farallon Communications 612, 412 manual Troubleshooting