M-Net Board (Transmission Power Supply Board) - Mitsubishi Electric PUHY-P200 Service Handbook

[4-2 Outdoor Unit Circuit Board Components ]
4-2-2

M-NET Board (Transmission Power Supply Board)

CN04
Bus voltage input
P
N
Grounding
HWE14040
CN102
Power supply output for centralized control system
Indoor/outdoor transmission line input/output
Grounding
Grounding
TB3
Indoor/outdoor
transmission block
- 72 -
CNS2
CNIT
Transmission line input/output for
centralized control system
TB7
Ground terminal for
Terminal block for
transmission line
transmission line for
centralized control
12VDC input
GND
5VDC input
Power supply detection output
Power supply ON/OFF
signal input
LED1
Power supply for
indoor
transmission line
TP1,2
Check pins for
indoor/outdoor
transmission line
GB