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Connecting the trunks
Table 66
NT5K19 AC15 mode pair terminations
Pair
TA
TB
RA
RB
TA
TB
RA
RB
TA
TB
RA
RB
TA
TB
RA
TB
Table 67
NT5K19 Recorded announcement mode pair terminations
Pair
T0
R0
SIG B
SIG A
T1
R1
SIG B
SIG A
553-3021-210
Standard 7.00
Pins
26
1
27
2
30
5
31
6
34
9
35
10
38
13
39
14
Pins
26
1
29
4
30
5
33
8
January 2002
Pair color
W-BL
BL-W
W-O
O-W
W-S
S-W
R-BL
BL-R
R-BR
BR-R
R-S
S-R
BK-G
G-BK
BK-BR
BR-BK
Pair color
W-BL
BL-W
W-BR
BR-W
W-S
S-W
R-G
G-R
Unit number
Unit 0
Unit 1
Unit 2
Unit 3
Unit number
Unit 0
Unit 1