Outdoor Unit Circuit Board Components; Control Board - Mitsubishi Electric PUHY-M200YNW-A1 Service Handbook

[4-2 Outdoor Unit Circuit Board Components ]

4-2

Outdoor Unit Circuit Board Components

4-2-1

Control Board

Abbreviated name
CN600
of connector color
9 VDC input
Examples GND
12 VDC input
BU: BLUE
GND
BK: BLACK
GN: GREEN
YE: YELLOW
WH: WHITE
RD: RED
Example: (BU) above
CN601 indicates that
the connector is blue.
CN991
Battery box
SW4-6
Dip switch
Actuator drive output
CNUSB
USB memory
connector
CNRYA
72C drive signal
CNAC
L1
N
F001
AC250V
3.15A T
Sensor input
*For information about the display of SW4 function settings, refer to the following page(s). [5-1-1 Outdoor Unit Switch Func-
tions and Factory Settings]
6 -
chapter 4
CN603
Cooling fan control signal output
Inverter reset signal output
CN601
CN604
Portable
Pressure switch
charger
error signal input
GND
CNPW
CN41
30 VDC output
TP1
Centralized control
GND
Indoor-outdoor
system power
30 VDC output
transmission
supply OFF
GND
check pin
CNPS
GND
CN4/4A/4B/4C
5 VDC output
Serial communication
Power-supply
signal output
signal output
GND
Serial communication
signal input
GND
TP2
Transmission line
Indoor-outdoor
ground terminal
transmission
check pin
CN40
Centralized control system
power supply ON
CN110
Open-phase detection signal input
GND
CN51
12 VDC output
Compressor ON/OFF
signal output
Error signal output
SWP3
Push switch
(Function setting)
LEV
Drive signal output
LED301
Maintenance LED
SWU1,2
Address
SW101
Dip switch
Sensor input
CNFG
Ground
TB7
Centralized control transmission
terminal block
TB3
Indoor-outdoor transmission
terminal block
BS_04_E