Hitachi
Display Module / VFD / LED Failure
Display is dim, flickering, or some segments are missing on Hitachi oven
Advertisements
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.
Advertisements
Possible Causes
Aged VFD display, Poor solder joints on display board, Failing display driver IC, Low supply voltage from control PCB
How to Fix / Troubleshooting
Safety first: Turn off power before accessing the control panel.
- Check supply voltage: With appropriate safety, verify that the display board receives the correct low-voltage supply from the main PCB.
- Inspect solder joints: Examine the display board for cracked or dull solder joints, especially at the display pins and connectors.
- Reseat connectors: Unplug and reconnect the display harness to clean contacts.
- Replace display board: If the display remains dim or incomplete, replace the Hitachi display module or main control PCB, depending on design.
Advertisements
Repair Difficulty
Medium
3/5
Required Part
Display Module / Control PCB
Check Price on Amazon
We may earn a commission from links on this page.
Advertisements