System Installation Manual
Digital Key Telephone System
22
DV
4.9 D4MFCA/B (Multi Function Card)
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Figure 9：DV-22 Multi Function Card (D4MFCA/B)
1. For D4MBUB connection.
2. A-B: Terminal-Block Connector, for the Relay Connection.
3. DOOR: Terminal-Block Connector, for the Door Phone Connection.
4. SEN: Terminal-Block Connector, for the Sensor Connection.
5. AUX: External music input connector
6. PAGE: External page output connector
NOTE：D4MFCA (MULTI FUNCTION CARD), consists of (1 Sensor + 1 Relay +1 Door
Phone Port + External Music Source).
D4MFCB (MULTI FUNCTION CARD), consists of (1 Door Phone Port).
Aristel Networks Pty Ltd
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