3-70 Phaser 6280 Color Laser Printer Service Manual
Error Messages and Codes
Insert Transfer Unit
The printer does not detect the Transfer Unit.
Applicable Chain Link
■ Chain Link 094-910: Insert Transfer Unit
Initial Actions
■ Remove and reseat the Transfer Unit.
■ Cycle printer power.
■ If the problem persists, follow the procedure below.
Troubleshooting Reference Table
Applicable Parts Wiring and Plug/Jack Map References
■ Front Cover Harness, PL1.2.11
■ Transfer Unit, PL4.1.1
■ MCU Board, PL9.1.20
■ Right Side Harness, PL10.1.15
■ “Map 1 - Electrical and Drive” on
page 10-9
■ “Map 4 - LVPS and MCU Boards” on
page 10-12
■ “Xerographic” on page 10-30
Troubleshooting Procedure Table
Step Actions and Questions Yes No
1 1. Is the Transfer Unit installed correctly?
2.Is the Transfer Unit correctly installed?
Go to step 2. Reseat the
Transfer Unit
(
page 8-8).
2 Does the error still occur? Go to step 3. Complete.
3 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 4. Reconnect
the
connectors.
4 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 5. Replace the
Right Side
Harness.