Phaser 7500 Printer Service Manual
3-245
Error Messages and Codes
4
Check the connection between the
Motor Drive PWB J523 and the
Agitator Motor J215 for open circuit,
short circuit, and poor contact.
Is it normal, without any short
circuit, poor contact, and debris?
Replace the
following parts
in sequence:
■
Agitator
Motor (REP
8.8,
)
■
Motor Drive
PWB (REP
18.13,
)
■
MCU PWB
(REP 18.12,
)
Repair the
sections that
have short
circuits and
poor contacts.
5
Perform the
Auger Lock Sensor
test
in Diagnostics.
Move the Shielding Board of the
Auger Lock Sensor manually to
block/clear the light path to the
Auger Lock Sensor.
Does the display change between
High/ Low?
Go to step 6.
Refer to
“General
Sensor Failure”
on page 3-28
.
6
Check the waste toner collection
path (from each Drum to the Waste
Box) for debris or toner blockage,
and the opening/closing of the
shutter.
Replace the
MCU PWB
(REP 18.12,
Remove the
debris and
toner blockage.
Troubleshooting Procedure (Continued)
Step
Actions and Questions
Yes
No
Summary of Contents for PHASER 7500
Page 1: ...Phaser 7500 Color Printer Phaser 7500 Service Manual Xerox Internal Use Only ...
Page 2: ......
Page 60: ...1 30 Phaser 7500 Printer Service Manual General Information ...
Page 448: ...3 310 Phaser 7500 Printer Service Manual Error Messages and Codes ...
Page 484: ...4 36 Phaser 7500 Printer Service Manual General Troubleshooting ...
Page 544: ...5 60 Phaser 7500 Printer Service Manual Print Quality Troubleshooting ...
Page 545: ...6 Chapter Adjustments and Calibrations In this chapter Adjustments Calibrations ...
Page 554: ...6 10 Phaser 7500 Printer Service Manual Adjustments and Calibrations ...
Page 562: ...7 8 Phaser 7500 Printer Service Manual Cleaning and Maintenance ...
Page 900: ...9 118 Phaser 7500 Printer Service Manual Parts List ...
Page 958: ...10 58 Phaser 7500 Printer Service Manual Plug Jack and Wiring Diagrams ...
Page 980: ...11 22 Phaser 7500 Printer Service Manual Reference ...
Page 990: ...I 10 Phaser 7500 Printer Service Manual Index ...
Page 991: ......