Power Supply And Indoor Unit Connection - LG PDRYCB400 Installation Manual

Setting and using method
You must press the RESET switch when you are completed with all the settings to reflect the set-
tings.

1. Power supply and indoor unit connection

n When using the Dry Contact For Setback independently
Indoor unit
PCB
n When using with the central controller (Only when the indoor
unit PCB is a non-communication model)
Indoor unit
PCB
CN_INDOOR CN_INDOOR CN_INDOOR
CN_INDOOR CN_INDOOR CN_INDOOR
CN_PI485
PI485: Connect to central controller
Setting and using method
Installation Manual 9