How to mend ... Schott Ceran Hob Turn

It turns on but the rings don't come on .it's a schott ceran ?

Hob won’t turn on ?

Schott ceran ceramic hob has stopped working?

Hi can anyone help? Hob not working!?

How can I fix my Schott Ceran hob cooker?

how to repair ring ?

Please tell me how to fix my schott ceran ?

schott ceran?

How to get my schott oven to work?

Can not turn on schott ceran electric hob?

cant get my new schott ceran induction hob to work?

My schott ceran hob not working?

After powering up 'F' flashes on all four plates & '20'on the timer?

How do I fix my schott ceran hob? ?

Only 2 of 4 rings work?

How do I unlock my schott ceran statesman hob?

Locked out ?

Can I get a replacement glass for a Ceran/schott hob?

How to fix crack in ceramic cooktop?

3 rings?

can't turn on schott ceran hob ?

My schott ceran cob has no display on LED screen?

How can I fix my schott ceran cooktop?

My schott ceran hobb has one plate flashing Fd ?

how can i fix it or get replacement part in joburg artea or pretoria . rsa?

schott Ceran Hob?

my schott ceran induction hob dead?

How can I fix my Schott Ceran Hob?

electric hobs not working ?

What to do re cracked Schott Seran 4 zone hob?