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HR Unit PCB

2. Automatic Addressing

DIP-SWITCH

SW01D(reset)

SW04C(x:cancel)

7-Segment

SW03C(▶:forward)

SW02C(◀:backward)

SW01C(●:confirm)

The address of indoor units would be set by Automatic Addressing

- Wait for 3 minutes after supplying power.

(Master and Slave outdoor units, indoor units)

- Press RED button of the outdoor units for 5 seconds. (SW01C)

- A “88” is indicated on 7-segment LED of the outdoor unit PCB.

- For completing addressing, 2~7 minutes are required depending on numbers of connected indoor units

- Numbers of connected indoor units whose addressing is completed are indicated for 30 seconds on 7-segment

LED of the outdoor unit PCB

- After completing addressing, address of each indoor unit is indicated on the wired remote control display win-

dow. (CH01, CH02, CH03, ……, CH06 : Indicated as numbers of connected indoor units)

CAUTION

• In replacement of the indoor unit PCB, always perform Automatic addressing setting

again (At that time, please check about using Independent power module to any

indoor unit.)

• If power supply is not applied to the indoor unit, operation error occur.

• Automatic Addressing is only possible on the master Unit.

• Automatic Addressing has to be performed after 3 minutes to improve communica-

tion.

n Service PCB

LG Multi V Service Manual

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