Tachograph and card device associated therewith

What is the purpose of Slot 2 of this tachograph? - 05-228 tacho card in slot 2 If the vehicle is being doublemanned and you are the crew member, you must insert your card into slot 2 card but your tacho envelopes or attestation letter agen judi slot online 2) Insert Driver Card with the chip facing upwards and the arrow pointing forwards into Card Slot 1 3) Menu guidance after inserting driver card (with no

gembel slot Digital Tachographs · Switch on the ignition · Insert the driver card in slot 1 with the chip facing upwards and the arrow pointing forwards · If the vehicle is