Cisco CISCO2650 - 2650 Router Hardware Installation Manual page 198

T1/E1 IMA Network Module LEDs
T1/E1 IMA Network Module LEDs
All network modules have an enable (EN) LED. The enable LED indicates that the module has passed
its self-tests and is available to the router. T1/E1 IMA network modules have the additional LEDs shown
in Figure 12-6
Figure 12-6 T1/E1 IMA Network Module LEDs
ATM-T1
8T1-IMA
Table 12-1 T1/E1 IMA Network Module LEDs
LED
AL
LP
CD
Cisco Network Modules Hardware Installation Guide
12-4
and described in
T1-IMA 7 T1-IMA 6 T1-IMA 5 T1-IMA 4
SEE MANUAL BEFORE
INSTALLATION
AL AL AL AL
LP LP LP LP
CD CD CD CD
Status LEDs
Color Meaning
Yellow Alarm indicating loss of signal, loss of frame, or unavailability because of
excessive errors.
Yellow Controller local loopback.
Green Carrier received on telco link.
Table 12-1.
T1-IMA 3 T1-IMA 2 T1-IMA 1
AL AL AL
LP LP LP
CD CD CD
Chapter 12 Connecting T1/E1 IMA Network Modules
T1-IMA 0
AL
LP
EN
CD
Enable LED
OL-2485-20