Set Appliance State:
| Isolate Mains Power to appliance as per TOPs P4 |
Set Multimeter to AC Volts 
Gain access to PCB (use Insulation Mat as required)
Selector switch set to OFF
Note.
Slightly move connectors until PCB connection strips
are exposed for voltage measurement
Selector switch set to OFF
Note.
Slightly move connectors until PCB connection strips
are exposed for voltage measurement
| WARNING! - Mains voltage is expected during test follow TOPs P4 live testing procedure |
Measurement:
Measure for AC voltage across pin 3 and pin 4 of
connector X1 on the PCB.
Expect mains voltage (230 Vac).
connector X1 on the PCB.
Expect mains voltage (230 Vac).
Isolate as per TOPs P4
and refit as necessary