Indoor P.C. Board Optional Connector Specifications (MCC-1631)

Function

Connector No.

Pin No.

Specification

Remarks

 

 

 

 

 

Fan output

 

1

DC12 V

Factory default setting: ON when indoor unit in

 

 

 

 

operation and OFF when indoor unit at rest

 

CN32

 

Output

 

2

* Fan can be operated on its own by pressing FAN

 

 

 

 

 

 

 

button on remote controller (DN = 31)

 

 

 

 

 

HA

 

1

Start / stop input

Start / stop input for HA (J01: In place / Removed =

 

 

 

Pulse input (factory default) / Step input)

 

 

 

 

 

 

 

 

 

 

 

2

0V(COM)

 

 

 

 

 

 

 

CN61

3

Remote controller disabling

Enables / disables start / stop control via remote

 

input

controller

 

 

 

 

 

 

 

 

 

 

4

In-operation output

ON during operation (HA answerback signal)

 

 

 

 

 

 

 

5

DC12 V (COM)

 

 

 

 

 

 

 

 

6

Alarm output

ON while alarm ON

 

 

 

 

 

Optional

 

1

DC12 V (COM)

 

output

 

 

 

 

 

2

Defrosting output

ON while outdoor unit defrosted

 

 

 

 

 

 

 

 

 

3

Thermostat ON output

ON while real thermostat ON (compressor ON)

 

 

 

 

 

 

CN60

4

Cooling output

ON while air conditioner in cooling or related operation

 

 

(COOL, DRY or cooling under AUTO mode)

 

 

 

 

 

 

 

 

 

 

5

Heating output

ON while air conditioner in heating operation (HEAT or

 

 

 

heating under AUTO mode)

 

 

 

 

 

 

 

 

 

 

 

6

Fan output

ON while indoor fan ON (air cleaner in use or via

 

 

 

interlock wiring)

 

 

 

 

 

 

 

 

 

External error

 

1

DC12 V (COM)

Generates test code L30 and automatically shuts down

input

 

 

 

air conditioner (only if condition persists

CN80

2

DC12 V (COM)

 

for 1 minute)

 

 

 

 

 

 

3

External error input

 

 

 

 

 

 

 

 

CHK

 

1

Check mode input

Used for indoor operation check (prescribed operational

Operation

 

 

 

status output, such as indoor fan "H" or drain pump ON,

CN71

 

0 V

check

2

to be generated without communication with outdoor

 

 

 

 

 

 

unit or remote controller)

 

 

 

 

 

DISP

 

1

Display mode input

Product display mode - Communication just between

Display mode

CN72

 

 

indoor unit and remote controller enabled (upon turning

2

0 V

 

 

on of power) Timer short-circuited out (always)

 

 

 

 

 

 

 

 

 

 

 

 

EXCT

CN73

1

Demand input

Imposes thermostat OFF on indoor unit

Demand

 

 

 

2

0 V

 

 

 

 

 

 

 

 

 

 

 

– 35 –

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Image 35
Toshiba RAV-SM456BT-TR, RAV-SM406BT-TR, RAV-SM1406BT-E Indoor P.C. Board Optional Connector Specifications MCC-1631
Page 34 Page 36

RAV-SM456BT-E, RAV-SM566BT-TR, RAV-SM566BT-E, RAV-SM456BT-TR, RAV-SM806BT-E specifications

Toshiba has long been recognized as a leader in air conditioning technology, and their latest models, including the RAV-SM806BT-E, RAV-SM566BT-TR, RAV-SM1106BT-E, RAV-SM456BT-E, and RAV-SM1406BT-E, are prime examples of innovation in climate control solutions. These models combine energy efficiency, advanced technology, and user-friendly features to meet diverse cooling and heating needs for both residential and commercial spaces.

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In summary, Toshiba's RAV-SM series reflects the company's commitment to innovation, energy efficiency, and user comfort. Each model offers unique features tailored to specific needs, setting new standards in the air conditioning industry. Whether for residential or commercial use, these systems provide reliable performance while promoting sustainable practices.
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