HP 2000CP 2500CP - Manual (Page 95)

Service Tests 4-9 HP DesignJet CP Series Printers
Carriage Failure
If there is a problem with the components within the Carriage Assembly
then the following message will appear.
D “D0106 Fail” - The problem could be related to several areas.
In this case, try one of the following:
1 Remove the Printheads and clean the flex contacts on the Carriage
and the Printheads. Reseat the Printheads and try the test again.
2 Perform the Printhead Continuity test
' page 4-29 to see if any of the
Printheads are having a continuity problem. If any of the Printheads
are having a continuity problem, replace the complete Ink Delivery
System of that color.
3 Replace the complete Ink Delivery System of each color one by one,
performing this test each time.
4 Check and if necessary replace the Trailing Cable
' page 8-36.
5 Replace the Carriage Assembly
' page 8-42.