1 hour ago Sandy asked ... Replace vertical gear on Singer Fashion Mate 252?    |    Blaablaa asked ... How can I fix?    |    pete asked ... Flymo 330 turboglide?    |    keith asked ... Fuseboard( s) location of renault trafic t1100 1993?    |    Janet asked ... Neff B1641 door not closing at top?    |    Click here to ask your question

How can I reset my top box which is showing "Failure" after a power cut?

My DG250 DTRA08 top box is showing "Failure". I can not reset it.
Margaret, June 2015