V-157
C
ONTROL
S
YSTEMS
3) Explanation of part names
No. Name Description
Communication checking 7-Segment
Display indoor units’ Main addresses when Key-tag I/M communicates with
outdoor unit normally.
Communication connector
Connect to outdoor unit (Indoor unit)F1/F2.
(Key-tag I/M ↔ Outdoor unit)
Option switch Indoor unit operation patterns can be set.
Interface cable Connect the key-tag I/M main board and External contact terminal board.
Power connector DC12V power input connector. (Connect to outdoor unit PCB)
External contact terminal board Terminal board for external contact connection. Max 16 contacts can be connected.
1
2
3
4
5
6
3
2
6
1
4
5
05-4~6_control systems(142~171 3/6/08 14:09 Page 157
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