Set Appliance State:
| Isolate Mains Power to appliance as per TOPs P4 |
Gain access to PCB (use Insulation Mat as required)
| WARNING! - Mains voltage is expected during test follow TOPs P4 live testing procedure |
Measurement:
Measure for DC volts across pin 3 (pink) CN203 and pin 4 (white) CN206 main PCB.
Expected voltage 12Vdc.
Is voltage measured as expected?
Expected voltage 12Vdc.
Is voltage measured as expected?

Isolate as per TOPs P4
and refit as necessary