Xerox Phaser 6280, Service Manual

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Phaser 6280 Color Laser Printer Service Manual 3-141
Error Messages and Codes
13 1. Check the detailed error code on the
Control Panel (press the Up and
Down buttons simultaneously).
2. Does code “01” display on the
Control Panel?
Go to step 14. Go to step 1.
14 1. Check the Transfer Unit for correct
installation.
2. Is the Transfer Unit correctly
installed?
Go to step 16. Reseat the
Transfer Unit
(page 8-8).
Go to step 15.
15 Does the error still occur? Go to step 16. Complete.
16 1. Check the toner density. Perform
Gradation Test Print (page 5-13):
Service Mode > Test Print >
Gradation ESS .
2. Compare the density of four colors
toner. Is there dark color on the
print?
Go to step 17. Replace the
MCU Board
(page 8-86).
17 Check the Solenoid in the Transfer Unit
for operation.
1. Perform the ADC Sensor Solenoid
test (page 4-58): Service Mode >
Engine Diag > Motor Test > ADC
(CTD) Sensor Solenoid .
2. Perform the ADC Sensor LED test
(page 4-59): Service Mode >
Engine Diag > Motor Test > ADC
(CTD) Sensor LED .
3. Does the ADC Sensor operate
properly?
Replace the
corresponding
Print Cartridge
(page 8-10). Go to step 18.
18 1. Check the wiring harness
connectors P/J27, P/J272, and P/
J2721 between the MCU Board and
the Transfer Unit.
2. Are the connectors securely
connected?
Go to step 19. Reconnect the
connectors.
Go to step 19.
19 Check the Front Cover Harness for
continuity.
1. Disconnect P/J2721 from the
Transfer Unit and P/J272 from the
Right Side Harness.
2. Check continuity between P/J2721
<=> P/J272.
Go to step 20. Replace the
Front Cover
Harness.
Troubleshooting Procedure Table (continued)
Step Actions and Questions Yes No