Service Manual
5.2 PCB Printed Diagram
Indoor Unit
● Top view
9
8
● Bottom view
Technical Information
11
12
13
10
7
6
14
2
1
4
3
NO.
Name
1 Interface of tube temperature sensor
2 Interface of ambient temperature
sensor
3 Up swing interface
4 Down swing interface
17
5 WIFI interface
16
6 Interface of EMC shielding wire
7 DC motor interface
8 Earthing wire of main board
9 Terminal of live wire
10 Fuse
11 Terminal for health function
5
(only for the mode with this function)
12 Terminal of neutral wire
15
Communication interface between
13
indoor unit and outdoor unit
14 Control interface of Down swing
15 Wired controlled interface
16 Needle stand of jumper cap
17 Interface of display board
17