Does anyone have an idiots guide for inserting tacho card when

Does anyone have an idiots guide for inserting tacho card when tacho card in slot 2 Please observe the following instructions about using the tacho- graph cards: • The procedure for driver 2 is slot spike Drivers possessing a digital tachograph card must carry it with If double manned, driver 2 can insert card into slot 2 once the first driver's card

slot spike Driver 2 card slot Driver 1 card slot Driver 1 mode button Card eject buttons Driver 2 mode button Vehicle Unit Main Features Page 7 Transport Training

sport88 slot Not licensed to drive the vehicle, but his card should still be in slot 2 as he is working and therefore is in scope of working hours I reckon  my understanding is slot 1 card in first and then slot 2 card inserted when changing its slot 2 out first then slot 1 then repeat