Xerox Phaser 6280, Руководство по обслуживанию

Страница: 273 / 672

Phaser 6280 Color Laser Printer Service Manual 3-137
Error Messages and Codes
13 1. Check the Print Cartridges for
correct installation.
2. Are the Print Cartridges correctly
installed?
Go to step 15. Reseat the Print
Cartridge(s)
(page 8-10).
Go to step 14.
14 Does the error still occur? Go to step 15. Complete.
15 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 16. Replace the
MCU Board
(page 8-86).
16 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?
Go to step 21. Go to step 17.
17 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 18. Reconnect the
connectors.
Go to step 18.
18 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 19. Replace the
Front Cover
Harness.
19 Check the Right Side Harness for
continuity.
1. Disconnect P/J27 from the MCU
Board and P/J272 from the Front
Cover Harness.
2. Check continuity between P/J27 <=>
P/J272.
Go to step 20. Replace the
Right Side
Harness.
Troubleshooting Procedure Table (continued)
Step Actions and Questions Yes No