User's Manual

Table Of Contents
10271450001 Revision E 632 Installing indoor hub equipment Hub installation
LEDs on SSIs show:
Module status (all SSIs)
Link status (if applicable)
The subsections below show which LEDs are included on each
SSI and explain the meaning of the various LED onoff
conditions.
Module status LEDs
Included on: All SSIs
OK
STATUS
ALARM
()Red
On
Flashing
: Hardware failure
:TDM bus
communication failure
()Green
On: Normal operation
or module startup
T0009035
Link status LEDs
Included on: DS3TDM, OC3cATM, and DS3 transparent SSIs
T0006055
Link status LEDs
()Red
On: Alarm
()Green
On: Normal operation
SSI
SSI LEDs