Toshiba MCY-MUG0401HSW-E Service Manual page 85

Switch setting (setting example when controlling 2 or more refrigerant lines centrally)
Outdoor units (setting manually)
Outdoor unit's interface P.C. board
SW101 Bit2-4, SW102 Bit1-4
(Line (system) address)
SW100 Bit1
(Termination resistor of central control
line (Uh))
SW100 Bit2
(Termination resistor of indoor and
outdoor communication line(Uv))
Outdoor
unit
Uh
Uv
Uv
A B
Remote
controller
Line (system) address
Indoor unit address
Group address
Outdoor unit
1
ON
ON
Outdoor
unit
Uh
Uv
Uv Uv
A B A B
Remote
Remote
controller
controller
1 1
1 2
0 0
* The items in bold font must be set manually.
Outdoor unit Outdoor unit
2
OFF
ON
Outdoor
unit
Uh
Uv
Uv Uv
A B A B
Remote
controller
2 2
1 2
1 2
84
Factory
default
3 1
OFF ON
ON ON
Central
Remote
controller
Factory
default
3 Un
1 Un
0 Un