Fujitsu AIRSTAGE J-IIIL Design & Technical Manual page 504

• When connecting to the exclusive terminal block
– For non-polar 2 wire
1. Connect the end of remote controller cable directly to the exclusive terminal block.
2. Set the DIP switch (SW1) to "2WIRE" on the PCB of the indoor unit.
NOTES:
• Layout of terminal block and PCB is varies depending on the type of indoor unit.
• Operation may fail if it is connected to the outdoor unit or the terminal block for power
supply.
– For polar 3 wire
1. Connect the end of remote controller cable directly to the exclusive terminal block.
2. Set the DIP switch (SW1) to "3WIRE" on the PCB of the indoor unit.
NOTES:
• Layout of terminal block and PCB is varies depending on the type of indoor unit.
• Operation may fail if it is connected to the outdoor unit or the terminal block for power
supply.
3-9. External switch controller (UTY-TERX)
Terminal block
Functional earthing
(If necessary)
Remote controller cable
(Non-polar)
Terminal block
Functional earthing
Red
(If necessary)
Remote controller White
cable
Black
- (05-166) -
Indoor unit PCB
Set the DIP switch
(SW1) to "2WIRE"
Indoor unit
PCB
Set to "3WIRE" the
DIP switch (SW1)
3. Adaptor/Convertor units