LG Electronics WG1805RY6, WG2405RY6 Possible Trouble 6 Remote controller does not operate

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Troubleshooting Guide

Possible Trouble 6 Remote controller does not operate.

Is the voltage of Battery		NO
about over 2.3V?
	YES
	YES
Is the voltage No.16		NO
of CN-DISP on Main PCB		NO
of CN-DISP on Main PCB
Ass'y DC 5V?
	YES
	YES
Is the connection of		NO
CN-DISP all right?

YES

• Exchange Receiver Ass'y.

• Exchange the battery.

• Check the PCB pattern.

•Connect connector to CN-DISP exactly.

Possible Trouble 7 It displays abnormally on display PCB Ass'y.

Is the IC01G all right?

	YES
	NO
Is the connection of		NO
CN-DISP all right?
	YES
	YES
Does the		NO
Q01G~Q04G operate normally		NO
Q01G~Q04G operate normally
on main PCB Ass'y?

YES

•Exchange the display PCB Ass'y.

• Exchange IC01G.

• Connect connector to CN-DISP exactly.

• Exchange Q01G-Q04G.

31Room Air Conditioner

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Contents LG Room Air Conditioner Table of Contents Safety Precautions Be sure not to do Be sure to follow the instructionThere is risk or fire or electric shock Outside Dimensions DimensionsSymbols Used in this Manual Product Specifications 800/1,850 760/2,710 Installation Installation CheckHow to Secure the Drain Pipe Select the Best LocationInstallation Kits Contents Window RequirementsSuggested Tool Requirements Preparation of ChassisCabinet Installation Installation Features OperationControl Locations Function of Controls Cooling Only ModelWG2405RY6 Cooling Only Model with Remote Control and Touch TypeWG2405RY6, WG2405RY6 Disassembly Mechanical PartsFront Grille CabinetAir Handling Parts Cover at the topBlower FanElectrical Parts ShroudMotor CompressorPower Cord CapacitorThermistor Synchronous MotorCapillary Tube Refrigerating CycleEvaporator Disassembly Pulling Vacuum Diagram CN-TH1Wiring Diagram Model WG1805RY6 / WG2405RY6Main P.W.B Assembly Display P.W.B Assembly Components LocationTroubleshooting Guide Piping SystemTroubleshooting Guide Unit runs but poor coolingFails to Start Electrical Parts Troubleshooting Guide Possible TroubleIC01M 0V? IC01M DC 5V? Delay? IC01M 0V? Possible Trouble 6 Remote controller does not operate Room Air Conditioner Voltage Limits Complaint Cause RemedyTroubleshooting Guide Troubleshooting Guide Exploded View 130910 135515 135500 554031 148000 W48602 Replacement Parts List Replacement Parts List Replacement Parts List Replacement Parts List No A20887A July