Nortel Communication Server 1000 Manual page 89

RR State
OFF
NT5D97AD faceplate
Figure 17 "NT5D97AD faceplate" (page 90)
for the NT5D97AD DDP card. The faceplate contains an enable/disable
switch; a DDCH status LED; 6 x 2 trunk port status LEDs; and six external
connectors.
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Condition
PRI2 link is not in OOS or Local Alarm mode state
and
PRI2 link is not transmitting a Remote Alarm pattern
and
PRI2 link is not receiving a Remote Alarm Indication from
a remote facility
All other conditions
Nortel Communication Server 1000
DASS2 Fundamentals
NN43001-571 04.01 4 June 2010
NT5D97AD Dual-port DTI2/PRI2 card 89
illustrates the faceplate layout