5. The Example of connection of EX-620 exchange

"Exchange A"

EX-620

YR-810

for stations

YR-810 must be connected to J15 for EX-620 exchange (for 128 stations), or to J7 for EX-610 exchange (for 64 station)

"Exchange

B"

EX-620

 

Terminal board

Terminal Board

BX-620

BX-620

YR-810

for stations

Terminal board

BX-620

YR-810

for stations

"Exchange C"

EX-620

YR-801 for Tie-line

YR-801 for Tie-line

The cables between the exchanges (4 wires × 4 links)

YR-801 for Tie-line

The cables between the exchanges (4 wires x 4 links)

 

The cables between the exchanges (4 wires x 4 links)

 

"Exchange A"

"Exchange B"

"Exchange C"

BX-620 T1

BX-620 T1

BX-620 T1

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Image 11
TOA Electronics CP-63 manual Example of connection of EX-620 exchange