Set Appliance State:

Isolate Mains Power to appliance as per TOPs P4
Set Multimeter to DC Volts Set meter to measure DC Volts
Gain access to PCB (use Insulation Mat as required)
WARNING! - Mains voltage is expected during test follow
TOPs P4 live testing procedure
Mains Power On

Measurement:

Measure the DC voltage between pins 10 and 11 at X2 on the PCB.
Keep plug attached to PCB.
Voltage should be approximately 4.8V DC.
Note:
Colour of wires may change but test points remain the same.