Fujitsu Airstage J-II Series Design & Technical Manual page 540

Case 2: For polar 3 wire
Modify the cable as per below methods.
Use a tool to cut off the terminal on the end of the remote controller cable, and then
remove the insulation from the cut end of the cable as shown in Fig. 1.
Connect the remote controller cable and connecting cable as shown in Fig. 2.
Be sure to insulate the connection between the cables.
Fig.1 Fig.2
White
Remote
Red
controller cable
Black
White
Red Insulated
connection
Black
Connect the remote controller cable to the connecting cable, and insert it to the connector.
Connecting cable
Connector
Remote controller cable
When the board has the 2WIRE/3WIRE DIP switch on it, set it to 3WIRE.
For how to set, see "Case 1: For non-polar 2 wire".
z (2) When connecting to the exclusive terminal block
„
Connect the end of remote controller cable directly to the exclusive terminal block.
If there is the 2WIRE/3WIRE switch on the PC board of the indoor unit, set it to match the
connection method of the connected remote controller cable.
Example) Connection of non-polar 2 wire
Terminal block
Functional earthing
(If necessary)
Remote controller
cable
* Layout of terminal block and
PC board is varies, depending
on the type of indoor unit.
Connector
Connecting
cable
Indoor unit
Terminal block
to outdoor unit /
power supply
Indoor unit
PC board
Set to "2WIRE" the
DIP switch (SW1)
- (05 - 177) -