Optional Connector Specifications Of Indoor P.c. Board - Toshiba MiNi-SMMS MCY-MAP0501HT Service Manual

11-1-3. Optional Connector Specifications of Indoor P.C. Board

Connector
Function
Humidifier output
Fan output
—
Option output
Outside error input
—
—
CHK operation check
DISP exhibition mode
EXCT demand
Pin
Specifications
No. No.
Q
CN66 DC12V
R
Output
Q
CN32 DC12V
R
Output
Q
CN61 ON/OFF input
R
0V (COM)
S
Main prohibition input
T
Operation output
U
DC12V (COM)
V
Alarm output
Q
CN60 DC12V (COM)
R
Defrost output
S
Thermo ON output
T
COOL output
U
HEAT output
V
Fan output
Q
CN80 DC12V (COM)
R
DC12V (COM)
S
Outside error input
CN20 —
CN70 —
Q
CN71 Check mode input
R
0V
Q
CN72 Display mode input
R
0V
Q
CN73 Demand input
R
0V
In heating, thermo ON, Fan ON, Humidifier output ON
* Humidifier provided, Drain pump ON is set up by CN70
short-circuit or from remote controller. (DN=40)
Shipment setup: ON with indoor unit operation and OFF
with stop are linked.
* Single operation by FAN button on remote controller is set
up from remote controller (DN=31)
HA ON/OFF input
(J01: YES/NO=Pulse (At shipment) / Static input select)
Operation stop of main remote controller is permitted /
prohibited by input.
ON during operation (Answerback of HA)
ON during alarm output
ON when outdoor unit is defrosted
ON during Real thermostat ON (Compressor ON)
ON when operation mode is cooling system
(COOL, DRY, Cool/Heat Auto cooling)
ON when operation mode is heating system
(HEAT, Cool/Heat Auto cooling)
ON when indoor fan is ON
(During use of air cleaner/Interlock cabling)
Generate check code "L30" (for 1 minute continuously) to
stop forcedly the operation.
—
—
Used for indoor operation check.
(Outdoor does not communicate with remote controller, and
outputs specified operation such as indoor fan "H", drain
pump ON, etc.)
Exhibition mode enables to communicate by indoor unit and
remote controller only.
(When power has been turned on.) Timer short (Usual)
Indoor unit forced thermostat OFF operation
161
Remarks
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