Siemens VDO DTCO 1381 Technical Description page 85

Digital tachograph
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Data handling
Faults (errors)
Fault
Card faults
Recording equipment fault •
Calibration data
Edition 07/2007
The DTCO 1381 saves faults (errors) with a resolution of one second.
The following data will be saved for every fault (error):
Saving regulations
The 10 most recent driver card faults
The 10 most recent faults of each fault
type
The first fault after the most recent cali-
bration
The DTCO 1381 registers and saves the following calibration data in
its data memory:
Programmed calibration parameters at the time point of the acti-
vation
The first calibration after activation
The first calibration in the current vehicle (depending on the
chassis number)
The 5 most recent calibrations
If several calibrations are performed on one calendar day, only the
last calibration will be saved.
Date and purpose of the calibration
– Activation (1)
– Initial installation (2)
– Installation (3)
– Regularly inspection (4)
Name and address of the workshop
Number of the workshop card, issuing member state, validity
Technical Description DTCO 1381
4.2 The flow of data and memory behaviour
Recorded data
Begin – date and time
End – date and time
A card's type, number, and issuing
member state.
Type of fault
Begin – date and time
End – date and time
The type, number, and issuing member
state of an inserted card at the
beginning and/or end of the fault.
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