Mcu Errors; Mcu Firmware Error - Xerox Phaser 6130 Service Manual

Error Messages and Codes

MCU Errors

MCU Firmware Error

Applicable Chain Link
Initial Actions
3-74
The MCU Board detected a firmware error.
024-340: MCU Firmware Error
Cycle printer power several times.
If the problem persists, follow the procedure below.
Troubleshooting Reference Table
Applicable Parts
MCU Board, PL8.2.13
HVPS, PL5.1.17
Troubleshooting Procedure Table
Step Actions and Questions
1 Check the firmware version
Is the firmware the latest version?
Reseat the connectors on the MCU
2
Board.
Does the error still occur when the
power is turned OFF and ON?
After replacing the MCU Board, does
3
the error still occur when the power is
turned OFF and ON?
a. Some kind of foreign noise could be a possible cause. Go to "Electrical
Noise" on page 4-49 to make sure.
Wiring and Plug/Jack Map References
"Map 1 - Transfer Unit, Control Panel,
Imaging Unit, Dispenser, Fuser" on
page 10-8
"Map 4 - Toner Dispenser Motors, HVPS,
MCU" on page 10-11
"Xerographic" on page 10-24
Yes
Go to step 2.
Replace the
MCU Board
(page 8-59) then
go to step 3.
Go to Electrical
Noise
(page 4-49).
Phaser 6130 Color Laser Printer Service Manual
No
Upgrade the
firmware, then
go to step 2.
a
Complete
Complete