10. Indoor/outdoor communication circuits
Indoor microcomputer {IC601}
C302 T
OV
< Typical communication waverm>
"
�
®
0
@
·
0
< Enlarged waverm >
Indoor unit side
I
i
! 1
I
i
!
Outdoor unit side
The unit is receiving a signal that it sent
(it is not used particularly as a signal).
0
12V
Inverter circuit
- 8
4
-