Programming instructions

343
Status LEDs
T1/E1 Combo Card
Table 104: Controller Dual T1/E1 Framer LEDs
LED
Meaning
Alarm (bottom) Status (top)
ON (Red) — No Layer 1.
ON (Yellow) — Alarm indication from far end.
OFF — No error
— ON (Green) ISDN D-Channel established.
— Flashing (Green) Layer 1 established. (ISDN only)
— OFF No link.
On (Yellow) with
right side OFF
ON (Green) Blue alarm from far end.
OFF OFF Not programmed.
Figure 91: Controller T1/E1 Combo Card (Rls 6.0)