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2. Wiring for tieline connection of 3 exchanges
Exchange A
Exchange B
Exchange C
Be sure to connect TL (link No. 0,1,2,3) to TH (link No. 4,5,6,7)
between the exchanges. Connection of TH to TH or TL to TL
will lead to failure of proper operation of the system.
Switching arrangements of DIP switches (E-l, E-2, E-3)
in the CPU-56 make each exchange to be of "EX-1" or
"EX-2A" or "EX-2B" or "EX-3A" or "EX-3B" or "EX-3C" type.
Note 2.
Note 3.
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