February 2013
3-56
ColorQube® 9303 Family
IQ 14
Image Quality
NOTE: Before printing TP 26, ensure that A4 or 8.5 x 11 inch plain paper is loaded long edge
feed into tray 4. Use the best quality media available. Do not use hole punched paper.
Print the colour bands test page, TP 26. Evaluate the test page. All colours are good except
cyan (cyan is mixed with green).
YN
Ink discolouration is across all 4 printheads.
YN
Perform dC968 Head Purge 3 times. Purge all 4 printheads. The discolouration
has increased and affects all four heads.
YN
Check the service log for previous instances of ink mixing. Ink mixing is a
new fault.
YN
Install a new printhead, PL 91.20 Item 2 or PL 91.25 Item 2.
Perform dC968 Head Purge 3 times. Record which printhead had ink discolou-
ration in the service log. Enter GP 5 Customer Administration Tools. Check if
Intelligent Ready power save mode is on. If necessary, advise the customer
that using Intelligent Ready power save mode may avoid future ink discoloura
-
tion.
NOTE: Do not change the customer settings.
Install a new reservoir, PL 93.10 Item 10. Perform dC968 Head Purge 3 times.
Install a new reservoir, PL 93.10 Item 10. Perform dC968 Head Purge 3 times.
Perform dC968 Head Purge 3 times. Enter GP 5 Customer Administration Tools. Check if Intel-
ligent Ready power save mode is on. If necessary, advise the customer that using Intelligent
Ready power save mode may avoid future ink discolouration.
NOTE: Do not change the customer settings.
Banding Checkout
Refer to Figure 6 and Figure 7.
Figure 6 Banding on colour bands
A
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