Non-Connectorized 66-Type Connecting Blocks; Connectorized 66-Type Connecting Blocks - AT&T 75 Wiring Manual
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66-TYPE HARDWARE
Non-Connectorized 66-Type Connecting Blocks
The non-connectorized 66-type connecting blocks used with the system are the 66M1-50
connecting blocks previously described. The non-connectorized connecting block can be
mounted on the wall by itself or it can be mounted on a backboard. These connecting blocks
can be used in the equipment room for the Distribution Field (station).
Connectorized 66-Type Connecting Blocks
The connectorized 66-type connecting blocks used with the system is the 157B (Figure 4-3)
connecting block. The 157B consists of the 66M1-50 connecting block, previously described,
prewired to a connector on each side of the connecting block. Each 157B connecting block
can terminate 2 25-pair cables. The connectorized connecting block can be mounted on the
wall by itself or it can be mounted on a backboard. These connecting blocks can be used in
the equipment room for the Trunk/Auxiliary and all Distribution Fields (port, auxiliary, and
station).
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