Sub-Zero Display Module or Backlight Failure

Oven display is dim, flickering, or segments are missing.

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.

Possible Causes

Aging VFD or LED display, Failing display driver on UI board, Loose display connector, Low voltage from power supply section

Safety: Turn off power before accessing the control panel.

Check brightness settings: Some models allow display brightness adjustment in the settings menu. Increase brightness if set low.
Inspect connectors: Remove the control panel and reseat the display connector on the user interface board.
Replace UI/display board: If the display remains dim or segments are missing, replace the user interface or display module as a complete assembly.

Medium 3/5

User Interface / Display Board

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