VDO DTCO 4.0 Instruction Manual page 107

Overview of possible operational notes
Message
1 Wrong card
1 Device mal-
function
 Device mal-
function
 Device mal-
function
© Continental Automotive GmbH
Meaning
The inserted card is not a tachograph card. The card is not
accepted and is ejected.
Malfunction in the card mechanics, e.g. card lock is not
closed.
Malfunction at pulse output.
The DTCO 4.0 has a serious malfunction or there is a seri-
ous time error. For example, an unrealistic UTC time. The
tachograph card is not accepted and is ejected.
Measures
Insert valid tachograph card.
Remove tachograph card and insert it
again.
Check connecting cables or function of
the connected control device.
Make sure that an authorized specialist
workshop checks the tachograph as
soon as possible and replaces it, if ne-
cessary.
Observe the note displayed in case of a
malfunction of the tachograph.
è Events, malfunctions [} 96]
Messages
8
107