Princess Indicator / Display PCB Fault

LED indicators flicker or display random patterns while the vacuum is running, but performance seems normal.

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

Loose LED/display connector, Faulty LED board, Electrical noise from motor, Minor control PCB glitch

How to Fix / Troubleshooting

Safety first: Remove the battery before opening the handle or display area.

  • Step 1 – Power reset: Remove the battery for 5 minutes, then reinstall and test.
  • Step 2 – Inspect connectors: Open the handle or display housing and check the ribbon cable or connector between the main PCB and LED/display board. Reseat firmly.
  • Step 3 – Check for moisture or corrosion: Look for signs of liquid ingress around the display. If present, clean with isopropyl alcohol and a soft brush, or replace the board.
  • Step 4 – Replace LED/display board: If flickering persists, replace the indicator PCB with the correct Princess spare part.
Advertisements

Repair Difficulty

Medium 3/5

Required Part

LED Display Board
Check Price on Amazon

We may earn a commission from links on this page.

Advertisements