Module LEDs
Module LEDs
The LEDs on the 622 SM PAM provide status information for the SC fiber-optic interface
connection. The LEDs are shown in Figure 6 and described in Table 2.
Figure 6
Table 2
LED
CD (Carrier
Detect)
RX (Receive)
TX (Transmit)
1. LOF = loss of frame
2. LCD = loss of cell delineation
3. AIS = alarm indication signal
4. FERF = far-end receive failure
Warning
"Translated Safety Warnings" in the LightStream 1010 ATM Switch User Guide.
Warning
appendix "Translated Safety Warnings" in the LightStream 1010 ATM Switch User Guide.
The LEDs on the 622 MM PAM provide status information for the SC fiber-optic interface
connection. The LEDs are shown in Figure 7 and described in Table 3.
6 LightStream 1010 ATM Switch 622 SM/MM Port Adapter Module Configuration Note
622 SM Port Adapter Module LEDs
622 SM Port Adapter Module LED Descriptions
Description
Off—Carrier detect signal not received.
Green—Carrier detect signal received.
Off—No cells received.
Flashing green—Cells being received: pulse rate increases with data rate.
1
Red—Alarm (LOF
, LCD
Off—No cells received.
Flashing green—Cells being transmitted: pulse rate increases with data rate.
Flashing yellow—Loopback.
Steady yellow—Alarm FERF
Class 1 laser product. To see translated versions of this warning, refer to the appendix
Do not stare into the laser beam. To see translated versions of this warning, refer to the
2
3
, AIS
).
4
.