LG Electronics F1256QD service manual PCB Layout

Page 18

PCB Layout

Display

Pressure Switch

&

Heater Thermistor

Measure Hz impossible here Just check cut-off.

Common

Pressure Switch

Heater Thermistor (44~53KΩ, 25°C)

Motor

&

Hall Sensor

Hb

(5~15kΩ)

Common

Ha

(5~15kΩ)

V

U

W

V ~ U / U ~ W / W ~ V R : 8 ~11Ω

Drain Pump

&

Door

&

Inlet Valve

Drain Pump (160~177Ω)

Common

Door Switch

Measure R impossible here

Main Valve (3.5~4.5kΩ)

Pre. Valve

(3.5~4.5kΩ)

Display

PCB Power & Heater

Heater

(24.7~28.0Ω)

PCB Power

17

Image 18

Contents Washing Machine No. MFL30574749 Contents Specification F1*20TD1~9 / F1*22TD1~9/F1*56*D/WD-*690TDKFeatures & Technical Explanation FeaturesDetermine Washing Time by Fuzzy Logic Water Level ControlDoor can not be Opened Parts Identification Door Lower cover Adjustable FeetPower Plug DrawerCheck the conditions of installation area InstallationInstallation Open the box and check appliance conditionUse spanner to remove transit bolts Confirm the distance between the appliance and the wallTap connection and hose connection must be parallel Connect power plug Connect Drain HoseCheck the horizontality with a level Gage StepTest operation Option Start/Pause button Tub CleanOperation Wash program selectorPower button Load Test ModeTime Delay & Beep ON/OFF Water temperature selectorStart/Pause button Option buttonIntensive Rinse Spin Button Chart MotorPCB Layout Program Chart Load Test Mode TroubleshootingBefore Performing Service HOW to Know the Water Level FrequencyError Display Error Symptom CauseTroubleshooting with Error Water Inlet Error IEUnbalanced Error UE Water Outlet Error OE How to disassemble and clean pump filterBind Over Flow Error FE Drawer continuously?Pressure Sensor S/W Error PE Door Open Error dE Does the Door Switch operate as follows?Thermistor Heating Error tE MIN STD MAXMotor Locked Error LE Disassemble the Hall Sensor Assemble the Hall SensorTroubleshooting Without Error Codes No PowerVibration & Noise In Spin Detergent & Softener does not flow Water Leak Water Leak from DispenserUnknown Water on Floor Disassembly Instructions Control PanelDispenser Assembly Dispenser AssemblyInlet Valve Lower Cover DoorGasket Assembly Rotor ASSEMBLY, Stator ASSEMBLY, Friction Damper Assembly CommonPump HeaterSwitch ASSEMBLY, Door Lock When Foreign Material is Stuck Between Drum and TUBExploded View Exploded View of Control Panel & Dispenser Assembly Exploded View of Drum & TUB Assembly