Samsung DVM PLUS III Technical Data Book page 689

05-4~6_control systems(142~171
3) Explanation of part names
3
4
5
No.
1 Communication checking 7-Segment
Communication connector
2
(Key-tag I/M ↔ Outdoor unit)
3 Option switch
4 Interface cable
5
Power connector
External contact terminal board
6
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Name
Display indoor units' Main addresses when Key-tag I/M communicates with
outdoor unit normally.
Connect to outdoor unit (Indoor unit)F1/F2.
Indoor unit operation patterns can be set.
Connect the key-tag I/M main board and External contact terminal board.
DC12V power input connector. (Connect to outdoor unit PCB)
Terminal board for external contact connection. Max 16 contacts can be connected.
1
2
6
Description
V-157