Nortel Communication Server 1000 Manual page 91

Table 42
External connectors and LEDs (cont'd.)
Faceplate
Function Designator
Connectors Unit 0 Clock 0
Unit 0 Clock 1
Unit 1 Clock 0
Unit 1 Clock 1
J5 TRK
J6 DCH
LEDs ENET
DIS
OOS
NEA
FEA
LBK
DCH
Table 42 "External connectors and LEDs" (page 90)
each connector, its designation with respect to the faceplate and the name
and description of the card it is connected to. Also shown are the names
of the LEDs. The following is a brief description of each element on the
faceplate.
Enable/Disable Switch
This switch is used to disable the card prior to insertion or removal from
the network shelf. While this switch is in disable position, the card will not
respond to the system CPU.
Type
RJ11 Connector
RJ11 Connector
RJ11 Connector
RJ11 Connector
9 Pin
Female D Connector
26 Pin
Female D Connector
2 Red LEDs
2 Red LEDs
2 Yellow LEDs
2 Yellow LEDs
2 Yellow LEDs
2 Yellow LEDs
Bicolor Red/Green
LED
Nortel Communication Server 1000
DASS2 Fundamentals
NN43001-571 04.01 4 June 2010
Copyright © 2007-2010 Nortel Networks. All Rights Reserved.
NT5D97AD Dual-port DTI2/PRI2 card 91
Description
Connects reference clock 0 to
Clock Controller card 0
Connects reference clock 0 to
Clock Controller card 1
Connects reference clock 1 to
Clock Controller card 0
Connects reference clock 1 to
Clock Controller card 1
Two external E1 Trunk 0 and
Trunk 1
Connects to external DCH
ENET 0 or ENET 1 is disabled
Trunk 0 or Trunk 1 is disabled
Trunk is out of service
Local (Near End) Alarm
Far End Alarm
Loop Back test being performed
on Trunk 0 or Trunk 1
NTBK51AA status
shows the name of