Mitsubishi Electric PURY-M200YNW-A1 Service Handbook page 327

[8-11 Control Circuit ]
4) CMB-WM350, 500F-AA
PS board
TB1
Fuse
Noise
Filter
AC Power source
(220-240 VAC)
Terminal block for
Fuse Fuse
power source
Surge
protector
Solenoid valve
Relay/
LEV
X52
drive circuit
LEV
TB3
Indoor/outdoor
transmission block
(24-30 VDC)
Control board
VB board
Valve Block
Valve Block
drive circuit
5) CMB-WM1016V-BB
SUB PS board
TB1
Fuse
AC Power source
(220-240 VAC)
Terminal block for
Surge
power source
protector
ValveBlock
drive circuit
TB3
Indoor/outdoor
transmission block
(24-30 VDC)
VB board
Valve Block
Valve Block
drive circuit
VB board
Valve Block
Valve Block
drive circuit
60
- chapter 8
AC
Current
X52
sensor reactor
Fuse
Power-supply
detection
circuit
Microcomputer
(PS)
Power-supply
detection
circuit
Microcomputer
(MAIN)
5 Vpower supply
Regulator
3.3 V power supply
USB circuit
Powerreception
switching
Microcomputer
(VB)
5 V power supply
Noise Smoothing
Rectifier
Filter capacitor
diode
Power-supply
detection
circuit
Microcomputer
(MAIN)
USB circuit
Powerreception
switching
Control board
Microcomputer
(VB)
Microcomputer
(VB)
Rectifier Smoothing
diode capacitor
17 V power supply
17 V power supply
DC-DC
converter
13 V power supply
Rectifier
Converter
5 V power supply
diode
15 V power supply
Converter
drive circuit
Relay drive
circuit
Regulator
Diode
12 V power supply
X513
Regulator
Relay coil
Regulator
12 V power supply Diode
DC-DC
13 V power supply
converter
Relay drive circuit
5 V power supply
Regulator
Regulator
3.3 V power supply
12 V power supply
Regulator
5 V power supply Regulator
12 V power supply
5 V power supply Regulator
12 V power supply
Power supplysystem (220-240 VAC, 260-338 VDC)
Control system (5-30 VDC)
Inverter board
Fuse
Inverter
X511
Inverter
drive circuit
Relay coil
X512
5 V power
Microcomputer
supply
Relay coil
Inverter board
Fuse
Inverter
Inverter
drive circuit
5 V power
Microcomputer
supply
Power supply system (220-240 VAC, 260-338 VDC)
Control system (5-30 VDC)
Diode
X513
Relay coil
Diode
Diode
Pump1
Pump 2
BS_08_L