Samsung ACH1800E Technical Manual - page 48
SAMSUNG | 47
INSTALLATION
3
❑ Sub PCB in the Indoor Unit
Setting Up Option Switchers
(Cont.)
Unit A
(Address 0)
Unit B
(Address 1)
Unit C
(Address 2)
CN20 Connector
CN20 Connector
Remove the CN20 connector in the sub PCB, if necessary, referring to the
table below. (This procedure is needed only when the user would like to con-
trol a group by using the wired remote controller.)
Jumper Wire (SW05)
Setting temperature +2°C
Setting temperature +5°C
Short
Open
Preset Position
You can adjust the setting temperature for heating. Cut off the SW05, depend-
ing on the situation.
Option Item
Situation of the Switch
Note
0
1 - F
Connected
Removed
Address
Situation of the CN20 Connector
Adjust the DIP switch No.2 and/or No.4 to the desired position referring to
the table below. You must not adjust the switch 1 and 3. They should be in
“OFF” position at all times.
Dip Switch(DS01)
2
4
Number of air conditioner(s) controlled
by the wired remote controller
Using wireless remote controller
Group
controlling
Can be used
One indoor unit
controlling
Cannot be used
Switch
No.
Option Item
Switch Position
ON
OFF
- Up to 16 air conditioners can be controlled with one wired remote
controller.
- If the user does not want to control a group, do not remove the CN20
Connector.
Note