Introduction#

t.b.c.

Troubleshooting#

Symptom: no LED lights up#

Please ask a professional electrician to operate this checks!

1. powercycle: unplug powersupply, wait for 10 seconds, plug the power supply again
   alternatively powercycle the switch or fuse or what ever has been installed to powecycle
2. check source: plug some alternative device to the power plug and check if this device gains power; alternatively measure of power is available with an appropriate tester device (Mmultimeter, electricians