E1/Pri Interface Without Crc4 - Interphase RAS Communications Controller 5536 User Manual

LED1 LED2
On Off
On Off
Off Off

E1/PRI Interface Without CRC4

On cards with an E1/PRI interface and no CRC4 (France), the
LEDs for each port function as follows:
LED Color
Green
1
Green
2
Yellow
3
Red
4
In their operational state, the LEDs are as follows:
LED Color
Green
1
Green
2
Yellow
3
5536 PRI RAS Communications Controller Users Guide
LED3 LED4
On Off
Off On
Off Off
Meaning when the LED is ON...
Clock is synchronized.
Physical layer is active.
Your ISDN provider is sending an RAI alarm to the
board.
No meaning.
State must be...
On
On
Off
Meaning
Remote Alarm Indication (RAI). Your
ISDN provider has synchronization
problems and is reporting this problem
to you.
Your E1/PRI line does not support
CRC4 functionality. Deselect the CRC4
option. (See Setting Up ISDN Port
Properties on page
No electrical signal is on the E1/PRI
line. Make sure your cable is plugged in
correctly.
Chapter 8: Troubleshooting
80.)
121