Functions Of Dip Switch And Jumper Wire - Mitsubishi Electric TRANE NTXAMT12A112AA Service Manual

12.9. 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 memorized in the nonvolatile memory of the control p.c.
board of the unit.
Jumper Functions
wire
SW1 Model For service board
For service board
settings
Model
settings
SW2 Capacity
settings
NTXAMT12A112AA
NTXAMT18A112AA
NTXAMT24A112AA
NTXAMT30A112AA
NTXAMT36A112AA
J41 Pair number
Wireless remote
J42 setting with
controller setting
wireless
remote
controller
JP1 Unit type
setting
Without TH5
With TH5
JP3 Indoor
Indoor controller board type
controller
Factory shipment
board type
Service parts
setting
Specifications are subject to change without notice.
NTXAMT12, 18, 24, 30, 36A112AA
Setting by the dip switch and jumper wire
1 1 1 2 2 3 2 4 3 5
ON
OFF
MODELS Service board
1 2 3 4 5
1 2 3 4 5
1 2 3 4 5
1 2 3 4 5
1 2 3 4 5
Control PCB setting
J41 J42
⃝ ⃝
0
⃝
1 X
⃝
2 X
3 ~ 9 X X
Model JP1
⃝
X
ON
OFF
ON
OFF
ON
OFF
ON
OFF
ON
OFF
< Settings at time of factory shipment>
Wireless remote controller: 0 Control PCB: ⃝ (for both J41 and
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 line is disconnected.)
There is no jumper (JP1) because these models have the cond./
eva. temperature thermistor (TH5).
JP3
⃝
⃝
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Remarks