- - ___-___-_ -.
k&+.
240 MDF
Installation
240.1
CO/PBX
Connection
3. The following Table 240-1 gives complete information
on 50 position connector pin number, lead function,
running
cable color, circuit designation, associated
1.
+
2.
The FCC approved USOC number for 50 position
miniature ribbon jack for connection of CO lines is
IU21X. The CO lines are to be connected in sequence
consecutively within this jack.
Use of 66BSO or 66M50 quick-connect type blocks is
recommended for ease of trouble location and correc-
tion. Use of bridging clips allows easy separation of
the system to determine cause of trouble.
DCI/MFI slot:
240.2
Station
Cabling Connection
1. The following tables give complete information on
KSU, cable, 50 position connection pin number, run-
ning cable color, lead designation, station cable color,
intercom number assignment, KSI-S slot assignment,
etc. for all stations. Refer to Table
240-2 and 240-3.
Table 240-l
CO/PBX Connection Information
Pl Connector & Cable ES-6-l KSU
PIN FUNCTION CABLE COLOR CiRCIJlT SLOT
26 1T WH-BL CO/PBX
1
1R BL-WH 1
27 2T
WH-OR CO/PBX
2 2R
OR-WH 2 DCI/MFI 1
28 3T
WH-GN CO/PBX
3 3R
GN-WH 3
29 4T WH-BR CO/PBX
4 4R BR-WH 4
5T WH -SL
5R SL-WH
CO/PBX
5 DCI/.MF12
,
31 6T
6 6Fi
The rest of PI Cable is spare and is
not used.
CO/PBX Connection:
I.
FCC approved connector USOC code is RJ21X.
2. Connector-ended cable for CO/PBX lines to plug info ES-6-I KSU requires
Jack (Female) 50 position miniature ribbon connector.
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