Phaser 6280 Color Laser Printer Service Manual 3-129
Error Messages and Codes
Laser Error
An error was detected in the Laser Unit.
Applicable Chain Link
■ Chain Link 061-370: IOT ROS Failure
Initial Actions
■ Cycle printer power.
■ If the problem persists, follow the procedure below.
Troubleshooting Reference Table
Applicable Parts Wiring and Plug/Jack Map References
■ Laser Unit, PL5.1.2
■ MCU Board, PL9.1.20
■ “Map 2 - Laser Unit, Feeder Assembly”
on page 10-10
■ “Map 4 - LVPS and MCU Boards” on
page 10-12
■ “Laser Unit” on page 10-29
Troubleshooting Procedure Table
Step Actions and Questions Yes No
1 1. Check the Laser Unit for correct
installation.
2.Is the Laser Unit correctly installed?
Go to step 3. Reseat the
Laser Unit
(
page 8-50).
Go to step 2.
2 Does the error still occur? Go to step 3. Complete.
3 1. Check the wiring harness
connectors P/J12 and P/J151
between the MCU Board and the
Laser Unit.
2.Are the connectors securely
connected?
Go to step 5 Reconnect the
connectors.
Go to step 4.
4 Does the error still occur? Go to step 5. Complete.
5 1. Check the MCU Board for correct
installation.
2.Is the MCU Board correctly
installed?
Go to step 7. Reseat the MCU
Board
(
page 8-86).
Go to step 6.
6 Does the error still occur? Go to step 7. Complete.
7 1. Replace the Laser Unit (page 8-50).
2.Does the error still occur?
Replace the
MCU Board
(
page 8-86).
Complete.
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