D04. Media Axis (X axis)
The purpose of this test is to verify the operation of the components of the
Media Axis.
IF POSSIBLE ALWAYS PERFORM THIS TEST BEFORE
REPLACING THE X AXIS MOTOR. IF THIS TEST PASSES, DO NOT
REPLACE THE X AXIS ASSEMBLY.
Perform the Media Axis test as follows:
1 In the Diagnostics submenu, scroll to D04 Media Axis" and press Enter.
Diagnostics
D04 Media Axis
2 While the test is being performed, a row of ***" will be displayed on the
front panel.
3 If the test passes, the D0400 OK" message is displayed on the
front panel.
IF THIS TEST PASSES, DO NOT REPLACE THE X AXIS ASSEMBLY.
4 If the test fails, an error message will be displayed on the front panel. The
error messages are split into different areas depending on which
component failed.
X axis Failure
If there is a problem with the components of the X axis then the following
messages will appear:
D0401 Fail" The Accuracy test has failed.
D
D0402 Fail" The PWM test has failed (PWM too low).
D
D0403 Fail" The PWM test has failed (PWM too high).
D
In these cases, Replace the X axis Assembly ' page 8 66.
Mark Encoder Failure
If there is a problem with the Mark Encoder then the following message will
appear:
D0404 Fail" Problem finding the Mark Encoder.
D
The test is continued on the next page.
Service Tests
HP DesignJet CP Series Printers
4-13