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Phaser 6280 Color Laser Printer Service Manual
Error Messages and Codes
Door A Open
The Front Cover is open.
Applicable Chain Link
■
Chain Link 077-300
: IOT Front Cover Open
Initial Actions
■
Cycle printer power.
■
If the problem persists, follow the procedure below.
Troubleshooting Reference Table
Applicable Parts
Wiring and Plug/Jack Map References
■
Front Cover Assy., PL1.2.1
■
Interlock Assy. Harness, PL9.1.3
■
MCU Board, PL9.1.20
Troubleshooting Procedure Table
Step
Actions and Questions
Yes
No
1
1. Check the Front Cover for damage.
2. Are there any damages on the Front
Cover Assembly?
Replace the
Front Cover
Assembly
(page 8-16).
Go to step 2.
2
Check the Interlock Switch for
operation.
1. Perform the Interlock Switch test
Service Mode
>
Engine Diag
>
Sensor Test
>
Interlock Switch
.
2. Does number on the Control Panel
increase by one when the Front
Cover is operated?
Replace the
MCU Board
(page 8-86).
Go to step 3.
3
1. Replace the Interlock Assembly
Harness (page 8-79).
2. Does the error still occur?
Replace the
MCU Board
(page 8-86).
Complete.
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