Simplex 2120 Multiplex - Audio Relay I;O Board, Class a (562-450)

STANDARD RELAY I/O BOARD (562-447) AND
AUDIO RELAY I/O BOARD, CLASS A (562-450)
STANDARD RELAY I/O BOARD, 562-447
JP5
JP6
JP7
JP6
JP4
JP3 -
JP2
JPl
AUDIO RELAY I/O BOARD, C AUDIO RELAY I/O BOARD, C
JP2, JP3
b JP6, JP7
JP5
The standard and audio relay I/O boards each have a set of eight jumper wires (JPl through JP8) which are used
to select supervised or unsupervised control relays. Install the appropriate jumpers as indicated in the illustration
above and Table M.
TABLE M
BOARD
#
562-447
56&50
CONTROL
POINT #
1
:
4
ASSOCIATED
JUMPERS
JPl, JP2
JP3, JP4
JP5, JP6
JP7, JP8
TO SUPERVISE RELAYS, INSTALL AS-
SOCIATED JUMPERS. REMOVE JUMPERS
FOR UNSUPERVISED RELAYS.
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