Troubleshooting18
Checking the status LEDs

Diva Server T1/PRI and Diva Server Voice T1/PRI adapters have four LEDs, as

shown:

The table below describes the function of each LED:

Color Status Description
yellow off Normal operation.
lit Remote site is experiencing synchronization problems (if a
remote alarm/yellow alarm is detected).
red off Normal operation.
lit The receiver does not detect a signal (loss of signal/red alarm).
blue off Normal operation.
lit Received frames are not synchronized properly (alarm indication
signal/blue alarm).
green off Layer 2 is not active. (Check your layer 2 configuration, i.e. switch
type, switch etc.)
lit Layer 2 is active. (If your adapter works properly, layer 2 is
always active.)
red
green
yellow
blue