V.35-Compatible Unit - Paradyne HotWire 7924 User Manual

V.35-Compatible Unit

7924-A2-GB20-30
The green PWR LED lights whenever power is applied to the board. Loop LEDs
blink until the loop has been synchronized and then remain off.
T1 HDSL
TERMINAL
LED Meaning
Loop Bk ON: A loopback has been initiated for testing the equipment connected to
this unit. Refer to Chapter 7,
PWR ON: Power is applied to the unit.
FAIL ON: The processor has halted and repairs are required.
Loop A ON: HDSL Loop A has failed.
Blinking: HDSL Loop A is synchronizing with the far-end unit (such as
when the units are coming up after a reset). If the LED blinks for more
than 60 seconds, loss of signal has occurred.
Off: Loop A is enabled and synchronized.
Loop B ON: HDSL Loop B has been disabled (only Loop A is in use) or has
failed.
Blinking: HDSL Loop B is synchronizing with the far-end unit (such as
when the units are coming up after a reset). If the LED blinks for more
than 60 seconds, loss of signal has occurred.
Off: Loop B is enabled and synchronized.
October 1997
Monitoring the Unit
Testing ,
for more information.
7900
97-15313
6-7