Induction hob Hotpoint ET7424/ ET6004 Home › Forums › Trade Technical & Spare Parts Forums › Trade Technical Enquiries › Induction hob Hotpoint ET7424/ ET6004 This topic has 0 replies, 1 voice, and was last updated 12 years, 7 months ago by cornwell40. Viewing 1 post (of 1 total) Author Posts August 21, 2013 at 6:11 pm #76798 cornwell40Participant Customer complaint of three lines in display when switched on and won’t do anything. Not been to one of these before, anything I should look out for?? Tony Author Posts Viewing 1 post (of 1 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In