Xerox ColorQube 9303 Series, Service Manual

Page: 431 / 1812

February 2013
2-407 ColorQube® 9303 Family
91-929-00 to 91-940-00, 91-941-00 to 91-944-00
Status Indicator RAPs
Procedure
Enter dC971 Head to Head Alignment Adjustment.
Enter dC122 Fault History and observe the last fault shown. The fault is cleared.
Y N
Perform
dC968 Head Purge on all 4 Heads.
Enter dC122 Fault History and observe the last fault shown. The fault is cleared.
Y N
Perform
dC972 Print Head uniformity and run option 5, Y-Dot Position Correction.
Enter dC122 Fault History and observe the last fault shown. The fault is cleared.
Y N
Install a new printhead as required:
•
Printhead upper carriage, PL 91.20 Item 2 .
• Printhead lower carriage, PL 91.25 Item 2 .
Enter dC612 Print Test Patterns. Select and print TP 16 Stitch Identification and
check that print quality is good. Go to SCP 5 Final Actions.
Enter dC612 Print Test Patterns. Select and print TP 16 Stitch Identification and check
that the print quality is good. Go to SCP 5 Final Actions.
Enter dC612 Print Test Patterns. Select and print TP 16 Stitch Identification and check that
print quality is good. Go to SCP 5 Final Actions.
91-941-00 to 91-944-00 PQM Too Many Purges RAP
91-941-00 PQM too many purges head1.
91-942-00 PQM too many purges head2.
91-943-00 PQM too many purges head3.
91-944-00 PQM too many purges head4.
Initial Actions
• If the customer has complained that the printing speed of the machine is slow, refer to
service bulletin T7536 Troubleshooting Productivity Issues.
• If the Fault History dC122 shows the fault code 91-638-00 perform the IOD Detects
Chronic Jet Error RAP.
Procedure
WARNING
Ensure that the electricity to the machine is switched off while performing tasks that do
not need electricity. Refer to
GP 14 . Disconnect the power cord. Electricity can cause
death or injury. Moving parts can cause injury.
Go to the eCenterware page for the machine, then download the service log file from the Main-
tenance Assistant tab. This file will list the last 5 power on dates and print counts. The last
five power on dates occurred in the previous two weeks.
Y
N
Print the jet test pages from
dC968 . All jets are present.
Y N
Keep the jet test pages. Go to
IQ 9 Deletion in the process Direction RAP.
On each of the jet test pages there is a listing of the jet fix status. Refer to Table 1 for
details of the jet conditions that will result in automatic purges. There are more than 2
jets of 3 or more colours (a total of at least 6 jets) on the same printhead, listed as
either missing or chronic.
Y
N
Replace all printheads with listed bad jets,
REP 91.29 . If no jets are marked as bad,
the machine has recovered, perform SCP 5 Final Actions.
Install a new printhead as required:
•
Upper printhead, PL 91.20 Item 2 .
• Lower printhead, PL 91.25 Item 2 .
Remove the inner cover, PL 81.11 Item 2 . Enter dC968 , then purge the printhead with
multiple missing jets. Observe the purge routine. Print the jet test pages. The purge
sequence cleaned the printheads.
Y
N
Perform
93-933-00 to 93-936-00 Head Purge Failure RAP.
There are more than 2 jets of 3 or more colours (a total of at least 6 jets) on the
same head listed as either missing or chronic.
Y
N
The machine has recovered, perform
SCP 5 Final Actions.
A B