Xerox Phaser 6125

Phaser 6125/6130 Color Laser Printer Service Manual 3-75
Error Messages and Codes
MCU NVRAM Error
Engine NVRAM is corrupted.
Applicable Chain Link
■ 041-340: MCU NVRAM Error
Initial Actions
■ Cycle printer power.
■ If the problem persists, follow the procedure below.
Note
Press the Down Arrow, Up Arrow, and OK buttons simultaneously to
display error code detail called for in this procedure.
Troubleshooting Reference Table
Applicable Parts Wiring and Plug/Jack Map References
■ Toner Cartridge, PL5.1.21/5.1.22/
5.1.23/5.1.24
■ Transfer Unit, PL6.1.7
■ MCU Board, PL8.2.13
■ “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
Troubleshooting Procedure Table
Step Actions and Questions Yes No
1 Check the error
Does the error still occur when turning
off and on the power?
Go to step 2. Complete
2 Check the failure parts
Is the “ADDR: 1***” displayed?
Replace the
MCU Board
(page 8-59).
Go to step 3.
3 Check the failure parts
Is the “ADDR: 30**” displayed?
Replace the
Transfer Unit
(page 8-41).
Go to step 4.
4 Check the failure parts
Is the “ADDR: 31**” displayed?
Replace the
Yellow Toner
Cartridge.
Go to step 5.
5 Check the failure parts
Is the “ADDR: 32**” displayed?
Replace the
Magenta Toner
Cartridge.
Go to step 6.
6 Check the failure parts
Is the “ADDR: 33**” displayed?
Replace the
Cyan Toner
Cartridge.
Replace the
Black Toner
Cartridge.