PCB Layout

Display

Pressure Switch

&

Heater Thermistor

Measure Hz impossible here Just check cut-off.

Common

Pressure Switch

Heater Thermistor (44~53K, 25°C)

Motor

&

Hall Sensor

Hb

(5~15k)

Common

Ha

(5~15k)

V

U

W

V ~ U / U ~ W / W ~ V R : 8 ~11

Drain Pump

&

Door

&

Inlet Valve

Drain Pump (160~177)

Common

Door Switch

Measure R impossible here

Main Valve (3.5~4.5k)

Pre. Valve

(3.5~4.5k)

Display

PCB Power & Heater

Heater

(24.7~28.0)

PCB Power

17

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Image 18
LG Electronics F1256QD service manual PCB Layout