Enlarged Block Diagram of Calling Party Indication
YR-802
or
YR-806
Exchange
Data Transmitting Unit
YR-803
Two wires
<Calling Party Display Panel with DR-B61>
Station numbers of
Called Parties with Indicator
16 units
16 units
2 units
2 units
2 units
2 units
YR-803
YR-803
YR-803
YR-803
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