Mitsubishi Electric PUHY-P200 Service Handbook page 64

[ III Outdoor Unit Components ]
2. M-NET board
CN04
Bus voltage input
P
N
Grounding
HWE10040
CN102
Power supply output for centralized control system
Indoor/outdoor transmission line input/output
Grounding
Grounding
TB3
Indoor/outdoor
transmission block
- 55 -
CNS2
CNIT
Transmission line input/output for
12VDC input
centralized control system
GND
5VDC input
Power supply detection output
Power supply ON/OFF
TB7
Ground terminal for
Terminal block for
transmission line
transmission line for
centralized control
signal input
LED1
Power supply for
indoor
transmission line
TP1,2
Check pins for
indoor/outdoor
transmission line
GB