Xerox Phaser 6360, Service Manual

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Phaser 6300/6350/6360 Color Laser Printer Service Manual 5-17
Print-Quality Troubleshooting
Solid Dark or Dirty Prints, No Border
This print-quality symptom is a composite image of all colors with no margin.
This is caused by a charge voltage or cleaning system failure.
Troubleshooting Reference Table
Applicable Parts Example Print
■
Imaging Unit, PL6.1.1
■
Developer Frame Assembly, PL7.1.1
■
HVPS, PL9.1.21
■
Engine Control Board, PL9.1.16
■
Housing Assembly Bias, PL6.1.7
Troubleshooting Procedure Table
Step Actions and Questions Yes No
1
Replace the Imaging Unit
(page 8-7).
Is the problem resolved after
replacing the Imaging Unit? Complete Go to Step 2.
2
Replace the Transfer Roller
(page 8-7).
Did the imaging quality improve? Complete Go to Step 3.
3
Warning: Turn printer power Off
and disconnect the AC
power cord before
proceeding with the
following checks.
Inspect the Imaging Unit charge
voltage contacts and the Housing
Assembly Bias for any damage or
defects.
Complete Go to Step 4.
4 Replace the HVPS (page 8-111).
Is the problem resolved after
replacing the HVPS?
NOTE After replacing any component
in Step 2 or 3, run the Clean the
Imaging Unit from the
Maintenance section of Service
Diagnostics. See “Service
Diagnostics” on page 4-6.
Complete Replace the Engine
Control Board
(page 8-106).
s6360-112