Programming instructions

357
Status LEDs
Table 122: BRI Card Circuit LEDs
LED State Meaning (All LEDs)
CEPT
Status
Off CEPT link not established
Flashing at 1 Hz Layer 1 established
Flashing at 4 Hz Layer 2 established
On Call in progress on the DPNSS link
BRI
Circuit Off BRI circuit not in use (no device connected to
circuit)
Flashing at 1 Hz Idle device connected to the circuit (layer 1
established)
Flashing at 4 Hz Call being established from device on circuit
(layer 2 established)
On Call in progress at device on circuit (layer 3
established)