Table 207 on – Nortel Networks Circuit Card User Manual
Page 656
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Page 656 of 906
NT8D15 E&M Trunk card
553-3001-211 Standard 3.00 August 2005
Table 207
E&M trunk card – backplane pinouts for 4-wire modes
Trunk
Number
4-wire Type I Mode
4-wire Type II Mode
Pin
Signal
Pin
Signal
Pin
Signal
Pin
Signal
0
12B
TA
12A
TB
12B
TA
12A
TB
13B
RA
13A
RB
13B
RA
13A
RB
14B
E
14A
M
14B
EA
14A
EB
15B
ECG
15A
ESCG
15B
MA
15A
MB
1
16B
TA
16A
TB
16B
TA
16A
TB
17B
RA
17A
RB
17B
RA
17A
RB
18B
E
18A
M
18B
EA
18A
EB
19B
ECG
19A
ESCG
19B
MA
19A
MB
2
62B
TA
62A
TB
62B
TA
62A
TB
63B
RA
63A
RB
63B
RA
63A
RB
64B
E
64A
M
64B
EA
64A
EB
65B
ECG
65A
ESCG
65B
MA
65A
MB
3
66B
TA
66A
TB
66B
TA
66A
TB
67B
RA
67A
RB
67B
RA
67A
RB
68B
E
68A
M
68B
EA
68A
EB
69B
ECG
69A
ESCG
69B
MA
69A
MB
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