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MAIN board
• PUHY / PURY
CN51
Indication distance
3-4 Compressor
ON/OFF
3-5 Trouble
CNRS3
Serial transmission to
INV board
CN3D
SW1
CNTR CNFC1
CNVCC4
Power source
for control(5V)
CN20
Power supply
3 L1
1 N
SW3SW4 SW2 SWU2 SWU1
CNS1 CNS2
CN40
CNVCC3
Power Source
for control
1-2 30V
1-3 30V
4-6 12V
5-6 5V
CN3S
CN3N
LD1
Service LED
CN41