D3. Carriage Axis (Y*axis)
Purpose . Test components of the Carriage Axis.
If •D3 OK" . Test Passed.
If •D3 Fail", •D3 Fail" or •D33 Fail" . Apply lubricant to the slider rods. Replace Encoder Strip. Replace Y.axis Motor Assembly.
If •D34 Fail" . Replace encoder strip.
D4. Media Axis (X*axis)
Purpose . Test the components of the Media Axis.
If •D4 OK" . Test Passed.
If •D4 Fail", •D4 Fail" or •D43 Fail" . Replace the X.axis Assembly.
If •D44 Fail" . Clean Mark Encoder. Check Line Sensor is installed correctly. Perform Service Accuracy Calibration. Replace lens cover installed on line sensor. Replace Line Sensor Assembly. Replace Trailing Cable. Replace Carriage Assembly. Replace Electronics Module.
D5. ervice tation
Purpose . Test the Service Station, including Primer Assembly.
If •D5 OK" . Test Passed.
If •D5 Fail" . Replace the Primer Assembly.
If •D5 Fail" . Check if Service Station flag is installed correctly. Check Service Station interconnect cable. Replace Service Station Assembly.
D6. efill
Purpose . Test Refill Assembly and Elevator Assembly.
If •D6 OK" . Test Passed.
If •D6 Fail" . Check Refill interconnect cable. Replace Refill Assembly.
If •D6 Fail" . Replace Elevator Assembly.
D7. Front Panel
Purpose. Test the front.panel keys.
If required key is not pressed within 10 seconds, •D7 Fail" is displayed.
If all the keys are pressed and the test passes, •D7 OK" is displayed.
If any of the keys are pressed but not recognized then •D7 Fail" is displayed after 10 seconds . Check that the Front Panel Assembly cable is connected to the Electronics Module. Replace Front Panel Assembly.
HP DesignJet 2500CP and 2000CP Printers | Quick Reference Service Manual 9 |