Nortel Networks Circuit Card - Manual (Page 216)

Page 216 of 906 NT5D11 and NT5D14 Lineside T1 Interface cards
553-3001-211 Standard 3.00 August 2005
13A 2 T1 Tip, Transmit Data
13B 27 T1 Ring, Transmit Data
14A 3 Alarm out, Normally open
14B 28 Alarm out, Common
15A 4 Alarm out, Normally closed
15B 29 No Connection
16A 5 No Connection
16B 30 Away from MMI terminal,
Receive Data
17A 6 Away from MMI terminal,
Transmit Data
17B 31 Towards MMI terminal,
Transmit Data
18A 7 Towards MMI terminal,
Receive Data
18B 32 Daisy-chain Control 2
19A 8 Daisy-chain Control 1
19B 33 Ground
Table 85
Lineside T1 card – backplane pinouts (Part 2 of 2)
Backplane
Connector Pin
I/O Panel
Connector Pin Signal