Mitsubishi PUMY-P100YHM Technical & Service Manual page 57

9-6. OUTDOOR UNIT INPUT/OUTPUT CONNECTOR
State (CN51)
L
1
~ L
2
Auto change over (CN3N)
SW1
~
SW2
Silent Mode / Demand Control (CN3D)
SW1
~
SW2
The silent mode and the demand control are selected by switching
the Dip switch 8-1 on outdoor controller board.
It is possible to set it to the following power sonsumption (compared with ratings) by
setting SW1,2.
Silent mode
Demand control
X
X
Y
Y
5
4
3
X
1
X
2
3
Y
Y
X
1
X
2
3
Y
Y
Outdoor controller board DIP SW8-1 SW1 SW2
OFF
ON
Distant control board
Relay circuit
External output adapter (PAC-SA88HA-E)
CN51
Outdoor unit control board
L : Error display lamp
1
L : Compressor operation lamp
2
X, Y : Relay (Coil standard of 0.9W or less for DC 12V)
X, Y : Relay (DC1mA)
Remote control panel
Relay circuit
External input adapter (PAC-SC36NA)
CN3N
Outdoor unit control board
ON
SW1 Heating
Validity of SW1
SW2
Remote control panel
Relay circuit
CN3D
External input adapter (PAC-SC36NA)
Outdoor unit control board
ON
SW1 Heating
Validity of SW1
SW2
Function
ON — Silent mode operation
OFF OFF 100% (Normal)
ON OFF 75%
ON ON 50%
OFF ON 0% (Stop)
57
Lamp power supply
Procure locally
Max. 10m
Relay power supply
Procure locally
Max. 10m
OFF
Cooling
Invalidity of SW1
Relay power supply
Procure locally
Max. 10m
OFF
Cooling
Invalidity of SW1