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Phaser 6280 Color Laser Printer Service Manual
3-41
Error Messages and Codes
7
Check the Fuser signal.
1. Disconnect P/J17 from the MCU
Board.
2. Is there +3.3 V across ground <=>
J17-1 pin?
Go to step 8.
Replace the
MCU Board
(page 8-86).
8
Check the Exit Sensor for signal.
1. Measure the voltage across ground
<=> P/J17-3 pin.
2. Does the voltage change when the
Actuator of the Exit Sensor is
activated?
Replace the
MCU Board
(page 8-86).
Replace the
Fuser
(page 8-11).
9
1. Perform the Registration Sensor
Service Mode
>
Engine Diag
>
Sensor Test
>
Regi
Sensor
.
2. Does the number on the Control
Panel increase by 1 when the
Actuator of the Registration Sensor
is activated?
Go to step 15.
Go to step 10.
10
1. Check the wiring harness
connectors P/J29, P/J292, and P/
J2922 between the MCU Board and
the Registration Sensor.
2. Are the connectors securely
connected?
Go to step 11.
Reconnect the
connectors.
11
Check the Registration Sensor
Harness for continuity.
1. Disconnect P/J292 from the Right
Side Harness and P/J2922 from the
Regi Sensor.
2. Check continuity between P/J292
<=> P/J2922.
Go to step 12.
Replace the
Registration
Sensor
Harness.
12
Check the Right Side Harness for
continuity.
1. Disconnect P/J29 from the MCU
Board and P/J292 from the Regi
Sensor Harness.
2. Check continuity between P/J29 <=>
P/J292.
Go to step 13.
Replace the
Right Side
Harness.
13
Check the Registration Sensor for
continuity.
1. Disconnect P/J29 from the MCU
Board.
2. Is there +3.3 V across ground <=>
J29-8 pin?
Go to step 14.
Replace the
MCU Board
(page 8-86).
Troubleshooting Procedure Table (continued)
Step
Actions and Questions
Yes
No
Summary of Contents for Phaser 6280
Page 1: ...Phaser 6280 Color Laser Printer Phaser 6280 Service Manual...
Page 2: ......
Page 15: ...Phaser 6280 Color Laser Printer Service Manual xiii...
Page 16: ...xiv Phaser 6280 Color Laser Printer Service Manual...
Page 26: ...xxiv Phaser 6280 Color Laser Printer Service Manual Table of Contents...
Page 62: ...1 36 Phaser 6280 Color Laser Printer Service Manual General Information...
Page 288: ...3 152 Phaser 6280 Color Laser Printer Service Manual Error Messages and Codes...
Page 432: ...5 58 Phaser 6280 Color Laser Printer Service Manual Print Quality Troubleshooting...
Page 558: ...8 112 Phaser 6280 Color Laser Printer Service Manual Service Parts Disassembly...
Page 670: ...I 10 Phaser 6280 Color Laser Printer Service Manual...
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