Brother MFC-9840CDW - If You Replace the Transfer Hvps Pcb Unit or Registration-Mark Sensor Pcb Assy 1, 2

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4-15
4. IF YOU REPLACE THE TRANSFER HVPS PCB UNIT OR
REGISTRATION-MARK SENSOR PCB ASSY 1, 2
<What to do when replacing the transfer HVPS PCB unit or registration-mark
sensor PCB ASSY 1, 2>
Adjustment of Color Registration (Maintenance Mode 66)
<Procedures>
Adjustment of Color Registration (Maintenance Mode 66)
Refer to “1.4.17 Adjustment of Color Registration” in Chapter 5, and perform the automatic
adjustment of color registration.
Note:
If an error occurs after executing Maintenance Mode 66, upgrade the firmware to the latest
one. (Refer to “Rewriting the firmware (Main firmware, Sub firmware (PCL/PS))” in this
chapter.) After upgrading the firmware, execute Maintenance Mode 66 again.