11
Technical Information
Service Manual
5.2 PCB Printed Diagram
● Top view
Indoor unit
● Bottom view
1 Neutral wire interface
2 Transformer input
3 PG motor interface
4 Neutral and live wire communication
interface
5 Auto button
6 PG motor feedback interface
7 Up&down swing interface
8 Jumper cap
9 Indoor ambient temp. sensor
interface
10 Tube temp. sensor interface
11 Display interface
12 Live wire interface
13 Transformer output
1
2
3
4
5
6
7
13
12
8
9
10
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