Mitsubishi Electric Mr. Slim PLA-A12BA4 Service Manual page 28

9-8. FUNCTIONS OF DIP SWITCH AND JUMPER WIRE
Each function is controlled by the dip switch and the jumper wire on control P.C. board.
SW1 and SW2 are equipped only for service parts.
Model setting and capacity setting are memorised in the nonvolatile memory of the indoor controller board.
Jumper wire
Functions
Model
SW1
settings
Capacity
SW2
settings
Pair number
setting with
J41
IR wireless
J42
remote
controller
Unit type
JP1
setting
Indoor
controller
JP3
board type
setting
Setting by the dip switch and jumper wire
MODELS
Service
1 2 3 4 5
PLA-A·BA4 ON
OFF
MODELS Service MODELS
1 2 3 4 5
PLA-A12BA4 PLA-A30BA4
ON
OFF
1 2 3 4 5
PLA-A18BA4 PLA-A36BA4
ON
OFF
1 2 3 4 5
PLA-A24BA4 PLA-A42BA4
ON
OFF
Control PCB setting
Wireless remote
controller setting
J41
0
1
2
3 ~ 9
Model JP1
Without TH5
With TH5
Indoor controller board type
Product
Service parts
The black square (
Service
1 2 3 4 5
ON
OFF
1 2 3 4 5
ON
OFF
1 2 3 4 5
ON
OFF
<Initial setting>
IR wireless remote controller: 0
Control PCB:
J42
Four pair number settings are supported.
The pair number settings of the wireless remote
controller and indoor control PCB (J41/J42) are
given in the table on the left.
(' ' in the table indicates the jumper wire is disco-
nnected.)
There is no jumper (JP1) because these models
have the cond./eva. temperature thermistor (TH5).
JP3
28
■
) indicates a switch position.
Jumper wire ( : Short
Remarks
(for both J41 and J42)
: Open)