Set Appliance State:

Isolate Mains Power to appliance as per TOPs P4
Set Multimeter to Resistance Set meter to measure resistance
Remove connector X11 from display PCB

Measurement:

Measure the resistance (continuity) across the display harness leads.
Connections are;
  • X21 connector pins 1,2,3 and 4 to corresponding connection on X11.
    Expected resistance is continuity (zero resistance).