LG LDP6797ST Dead No Lights
| CONF | DIAGNOSIS | ACTION |
|---|---|---|
|
91%
CONF
|
Main Power Control Board Assembly
The main PCB manages all power distribution; failure in the switching power supply circuit or the onboard transformer typically results in a complete loss of DC voltage to the machine's peripherals. This component is the central logic hub, and thermal fatigue on solder joints often leads to an open circuit condition.
SKU: EBR83344001
|
|
|
5%
CONF
|
Noise Filter Assembly
This component acts as the primary surge protector and EMI suppressor where the power cord enters the chassis. If the internal fuse or the capacitive bridge fails due to a power surge, it prevents all line voltage from reaching the main control board, effectively rendering the dishwasher inert.
SKU: EAM60930601
|
|
|
4%
CONF
|
User Interface (UI) Control Board
In top-control models, steam often escapes the door seal and migrates into the control console. This moisture ingress causes corrosion or short-circuiting on the UI logic board, which prevents the capacitive touch sensors and LEDs from operating, making the unit appear powered down.
SKU: ABQ75121303
|
DIY Repair Guide
Watch exactly how to replace the Main Power Control Board Assembly.
// NOTICE:
This report is generated by an Agentic AI Engineer utilizing probabilistic modeling.
PartSniper is an automated parts recommender service. AI-generated results may not be correct. This data is not a substitute for professional engineering advice or manual inspection. Always verify part compatibility and disconnect power before any repair. PartSniper is not liable for inaccuracies, injury, or damage.