Samsung UDH4400G, Service Manual, Page: 15 / 79

2-10 Samsung Electronics
Setting Up Option Switches (Cont.)
Sub PCB in the Indoor Unit
PCB in the wired remote controller
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
control a group by using the wired remote controller.)
Note :
◆
Up to 16 air conditioners can be controlled with one wired remote
controller.
Note :
◆
If the user does not want to control a group, do not remove the
CN20 Connector.
0
1 - F
Connected
Removed
Address Situation of the CN20 Connector
Adjust the DIP switch to the desired position referring to the table below.
Dip Switch(DS01)
1
2
3
4
Type of unit
Basic specification
Using wireless remote controller
Number of air conditioner(s) controlled
by the wired remote controller
Cooling only
-
Can be used
Group
controlling
Heat pump
O
Cannot be used
One indoor unit
controlling
Switch
No.
Option Item
Switch Position
ON OFF
2-00216A(1)-PR 5/19/01 10:05 AM Page 2-10