Samsung AM080FXWANR Service Manual page 272

Key Options
8-5 Applications (cont.)
8-5-1 Application of Auxiliary Heat Module (cont.)
Connecting the external contact software to the outdoor unit's Main PBA
output connection (CN85)
Setting outdoor unit option switch and key function
Optional Input
item unit
Silent mode for
Main
night-time
Samsung Electronics
Outdoor unit's Main PBA
7-Seg display
SEG1 - SEG4 from left
External contact output (CN85)
Contact output of Comp/error
status to the outside is possible
External contact input (CN86)
Receive and control necessary
contact input signals from the
outside (e.g., quiet mode)
How to use external contacts
External contact
SEG1 SEG2 SEG3 SEG4
0 0
0 1
0 2
0 7
0 3
0 4
0 5
0 6
Push button
External contact
input connection (CN86)
Function of the
option
Disabled (Factory default)
LEVEL 1 / Auto
LEVEL 2 / Auto
LEVEL 3 / Auto
LEVEL 1 / External contact
LEVEL 2 / External contact
LEVEL 3 / External contact
Remarks
Enables the silent mode for night-time
(It operates automatically depending on
the temperature.)
However, if the external contact interface
module (MIM-B14) is used, entering the
silent mode is available
with contact signal.
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