LG ABNW85GB9A0 Svc Manual page 84

6.6 Troubleshooting Outdoor Error
CH 05/53 (Indoor/Outdoor Device Communication Error) → Detection by indoor devices
The communication lines of the
indoor /outdoor devices are in-
stalled by wire-to-wire ethod.
: In case of additional connection,
connect the wires with soldering
as shown below.
NG
Wire tongue-termination fault.
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Only for training and service purposes
NG OK
Neutral
The cut section of the wire passes
the insulation tape and causes a
short with another wire.
Wire-to-Wire
Communication noise by oxidized
wire arrangement : Soldering is
required.
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Part 4 Trouble Shooting
Neutral
LGE Internal Use Only