F15
Liebherr Display Module / Backlight Fault

Oven display shows F15 and the display backlight or indicators flicker or go dark intermittently.

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Safety Warning

This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.

If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.

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Possible Causes

Loose display connector, Failing LED backlight driver, Cracked display PCB, Moisture damage behind glass

How to Fix / Troubleshooting

Safety first: Disconnect mains power before removing the control panel.

Inspection steps:

  • Remove the front control panel to access the display module.
  • Check the connectors between the display and the main control board; reseat them firmly.
  • Inspect the display PCB for cracks, corrosion, or burnt components.
  • If moisture is present, allow the panel to dry completely and consider replacing the front glass seal if compromised.

If the display remains dim or dead after reseating connectors, the display module or main control board will likely need replacement.

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Repair Difficulty

Medium 3/5

Required Part

Display Module
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