Outdoor Unit Circuit Board - Mitsubishi Electric PU(H)Y-P250YGM-A Service Handbook

[3] Outdoor Unit Circuit Board

1. Control circuit board
LD2
CN38
CNRT1
CN52C
Control for
52C1
CN51
3 - 4
Compressor
ON/OFF
3 - 5
Trouble
CNOUT1
CNAC3
Power output
3 L1
1 L2
CN20
Power intput
5 L1
CN21
Power intput
3 L2
1 N
LD1
Service LED
CNRS3A CNS1
CNRS3B
SW5 SW4 SW3
SWU2
- 39 -
CNS2 CN40 CN41
SW2 SW1
SWU1
[ III Outdoor Unit Components ]
CNVCC1
Controlled
source input
1 - 2 DC30V
1 - 3 DC30V
4 - 5 DC7V
4 - 6 DC12V
7 - 8 DC7V
CN3N
CN3D
CN3S
CNLVB