4. The Example of connection of EX-620 exchange

YR-801 must be connected to J15 for EX-620 exchange (for 128 stations), or to J7 for EX-610 exchange (for 64 station)

EX-620

 

BX-620

EX-610

BX-610

J15

 

T1

J7

T1

"Exchange A"

 

 

 

EX-620

 

 

 

Terminal board

 

 

Terminal board

BX-620

 

 

BX-620

"Exchange B"

EX-620

YR-810

YR-810

for stations

for stations

YR-801

YR-801

for Tie-line

for Tie-line

 

The cables between the exchanges

 

(4 wires x 8 links)

"Exchange A"

"Exchange B"

BX-620 T1

BX-620 T1

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Image 10
TOA Electronics CP-63 manual Example of connection of EX-620 exchange