Installation guide

1-Port and 2-Port Channelized T1/ISDN PRI Network Modules
Cisco Network Modules Hardware Installation Guide
8-4
CT1/PRI Module LEDs
Figure 8-4 and Figure 8-5 show CT1/PRI network module LEDs.
Figure 8-4 1-Port CT1/PRI Network Module LEDs
Figure 8-5 2-Port CT1/PRI Network Module LEDs
All network modules have an enable (EN) LED. This LED indicates that the module has
passed its self-tests and is available to the router.
All PRI modules display four additional LEDs for each port. These LEDs are described in
Table 8-1.
LOOPBACK
CTRLR 0
EN
cT1
PRI
H7462
LOCAL ALARM REMOTE ALARM
CARRIER DETECT
CT1/PRI LEDs
Enable LED
LOOPBACK
CTRLR 0
EN
cT1
PRI
H7463
LOCAL ALARM REMOTE ALARM
CARRIER DETECT
LOOPBACK
CTRLR 1
LOCAL ALARM REMOTE ALARM
CARRIER DETECT
CT1/PRI LEDs Enable LED
CT1/PRI LEDs