Set Appliance State:

Isolate Mains Power to appliance as per TOPs P4
Set Multimeter to DC Volts Set meter to measure DC Volts
Remove the display harness connector from the main PCB
WARNING! - Mains voltage is expected during test follow
TOPs P4 live testing procedure
Mains Power On

Measurement:

Measure the DC voltage between each of the points on the main PCB listed below to a suitable earth.
Numbers quoted are counting downwards from the top wire on the display harness connector.
The Voltages should conform approximately to the table below:
Test pointDC Volts
10
2 4.7
321.8
45
524
65