Mitsubishi Electric PSA Series Service Manual page 26

9-7. FUNCTIONS OF DIP SWITCH AND JUMPER WIRE
Each function is controlled by the DIP switch and the jumper wire on control P.C. board.
Model setting and capacity setting are memorized in the nonvolatile memory of the control P.C. board of
the unit.
Jumper wire
Functions
Capacity
SW2
settings
Pair number
setting with
J41
wireless
J42
remote
controller
OCH724
Setting by the DIP switch and jumper wire
Manufacture/Service
MODELS
1 2 3 4 5
PSA-M71KA
1 2 3 4 5
PSA-M100KA
1 2 3 4 5
PSA-M125KA
1 2 3 4 5
PSA-M140KA
Control PCB setting
Wireless remote
controller setting
J41
Short
0
Open
1
Short
2
Open
3–9
The black square (■) indicates a switch position.
ON
OFF
ON
OFF
ON
OFF
ON
OFF
<Initial setting>
Wireless remote controller: 0
Control PCB: Short (for both J41 and J42)
J42
4 pair number settings are supported.
Short
Set the pair number settings of the wireless remote
Short
controller and indoor control PCB (J41/J42)
Open
according to the table on the left.
Open
('Open' in the table indicates the jumper line is
disconnected.)
26
Remarks