Xerox WorkCentre C2424/DX, Руководство по обслуживанию

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A-9
6
Cap/Wipe/
Purge assembly
correctly
aligned?
YES
NO
Circle
one
faceplate)?
If YES, perform the wiper alignment procedure as described in the
Phaser 8400 Color Printer Service Guide.
Step
7
Print Service
Test Print 2:
Weak and
Missing Jets.
Is severe color
mixing
apparent?
YES
NO
Circle
one
Is there color mixing from one row to the next row for the same jet?
Note: Some color mixing is normal following a purge. It
usually clears after one or two prints.
If YES, replace the wiper assembly. Repeat Step 6.
Step
8
Visually check
the printhead
faceplate. Is
the faceplate
contaminated?
YES
NO
Circle
one
Are there streaks, smudges, or a scum of wax in the jet area (outlined in
red) of the printhead?
If YES, replace the wiper assembly. Repeat the checklist stating at Step
6.
Step
9a
Visually check
the Wiper
Assembly
blade. Is it OK?
Is there any damage or separation on the wiper blade? If YES, replace
the wiper assembly.
Step
9b
Check the
purge
performance of
the purge
system.
YES
NO
Circle
one
Check the purge pump performance.
9a.
Empty the waste tray.
9b.
Select Eliminate Light Stripes from the printer front panel and
run one cleaning cycle.
9c.
Remove the waste tray and examine how much ink was purged.
A single purge should resemble the illustration.
Is the purge mass noticeably less than what is pictured?
If YES, inspect the purge hoses for splits or tears.
Step
11
Print Service
Test 2: Weak
and Missing
Jets.
Are there weak
or missing
jet(s)?
YES
NO
Circle
one
x
If NO go to Step 12.
x
If YES, do the following:
x
Check the exit area of the paper path for debris that could be
scraping ink off the drum and may mimic a weak or missing jet.
x
Select Eliminate Light Stripes from the printer front panel up to
3 times as needed to recover a weak or missing jet.
x
Perform the JetFix technique by downloading the appropriate
snippet ( such as 8400_jetfix_c.ps for a missing cyan jet) to the
printer. The snippets are available on the Customer Support
Resources website in the Phaser 8400 web pages. Refer to
Service Bulletin 640.
x
If the jet is still missing, replace the printhead. The repair is
complete!
Step
Is the customer
x
If YES, print 10 solid fill pages of cyan. If the bands vary in intensity
Xerox Phaser 8400 Printhead Checklist - Version 1.1 075-0882-01 Page 3