Sn-Type Port Circuit Packs; Ann16B; Table Bp. Sn-Type Circuit Pack Terminations - AT&T System 85 Installation And Test

SN-Type Port Circuit Packs
The SN228B, SN238, and SN270B can be located in slots 01, 02, 03, 04, 07, and/or 08 of the
Remote Group Housing. The terminating information for the 25-pair connector cable
associated with the SN-type port circuit pack is given in Table BP.
TABLE BP. SN-Type Circuit Pack Terminations
SN228B
SN238
EIA
INTERFACE
SN270B
GENERAL
PURPOSE
PORT
LEAD
COLOR
CONNECTING
BLOCK
TERMINAL
TO
W-BL 1
RO BL-W 2
T1
R10
RTO
W-0 3
RI
R20 R20 O -W
4
12 SIO TTO W-GR 5
R2 S20
TRO GR-W 6
T3 W-BR 7
R3 BR -W
8
R12 RT2 W-SL
9
R22
RR2 SL-W 10
512 112 R-BL II
S22
1R2 BL-R 12
R-0 13
O-R 14
ANN16B
5N228B
SN238
EIA
INTERFACE
SN270B
GENERAL
PURPOSE
PORT
LEAD
COLOR
CONNECTING
BLOCK
TERMINAL
R14 ' RT4 R-GR 15
R24 RR4 GR-R
16
14 SI4 114 R -BR 17
R4
S24 1R4 BR -R 18
15 R -SL 19
R5 SL-R 20
16 R16
RT6 BK-BL 21
R6 R26 RR6 BL-BK 22
17
S16 116 BK-0 23
R7 S26 1R6 O-BK 24
NOT USED
GRDD GRDD
V-SL 49
GRDD GRDD SL-V 50
The ANN16B can be located in slots 00 and 05 in the Remote Group Housing. The
terminating information for the 25 -pair connector cable associated with the ANN16B is
shown in Table BQ.
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