M-Net Board - Mitsubishi Electric CAHV-P500YA-HPB Service Handbook

[ III Unit Components ]

2. M-NET board

CN04
Bus voltage input
Grounding
HWE10060
CN102
Power supply output for centralized control system
P
Indoor/outdoor transmission line input/output
N
Grounding
CNS2
Transmission line input/output for
centralized control system
Grounding
Ground terminal for
transmission line
TB3
outdoor transmission
block
- 35 -
CNIT
12VDC input
GND
5VDC input
Power supply detection output
Power supply ON/OFF
signal input
LED1
Power supply for
indoor
transmission line
TP1,2
TB7
Check pins for
Terminal block for
outdoor
transmission line for
transmission line
centralized control
GB