Brother MFC-9460CDN Service Manual

5-65
Confidential
1.4.31 Developing bias voltage correction (Function code 83)
<Function>
This function performs developing bias voltage correction to fix the density of each color toner
when printed color is not correct.
<Operating procedure>
(1) Press the 8 and 3 buttons in this order in the initial state of the maintenance mode.
The machine displays "PLEASE WAIT" on the LCD and starts the developing bias voltage
correction.
(2) Upon completion of the developing bias voltage correction, the machine returns to the
initial state of the maintenance mode. When an error message is displayed on the LCD,
take the measures described in the table below.
* # indicates the toner color (Y, M, or C) of which cartridge became empty.
Note:
Before this function is performed, there is a need that the "Sensitivity adjustment of density
sensor (Function mode 72)" has been done more than once. When performing this
maintenance mode 83 after replacing the main PCB ASSY, make sure to perform the
"Sensitivity adjustment of density sensor (Function mode 72)" first.
Error message Measure
FAILED Remove the error factors with the following operations and
press the Start/Black button to clear the error.
- Re-insert the toner cartridge in the correct position.
- Replace the toner cartridge.
- Replace the drum unit.
- Replece the waste toner box.
- Replace the belt unit.
- Replace the registration mark sensor holder ASSY.
TONER EMPTY # * Replace the empty toner cartridge and press the Start/Black
button to clear the error. Perform the developing bias
voltage correction again after performing the sensitivity
adjustment of density sensor (Function code72).
Cover is Open Close the front cover.
Replace Toner Replace the black toner cartridge and press the Start/Black
button to clear the error. Perform the developing bias
voltage correction again after performing the sensitivity
adjustment of density sensor (Function code72).
Note:
Any panel operation is invalid during the developing bias voltage correction.

Brother MFC-9460CDN Specifications

General

Type	all in one
Color	black
Automatic Document Feeder Capacity	35 sheets
Paper Size	plain paper, thin paper, thick paper, thicker paper, recycled paper, bond, label, envelope, thin envelope, thick envelope, glossy paper
Paper Handling	up to 300 sheets
Color Print Speed	25 pages per minute
Mono Print Speed	25 pages per minute
Print Resolution Mono	up to 2400 x 600
Print Resolution Color	up to 2400 x 600
Maximum Number of Pages Per Month	up to 40, 000
Scan Resolution	up to 1200 x 2400
Copier Resolution Mono	up to 2400 x 600
Number Of Cartridges	4
Internal Memory	yes
Memory Card	no
Network	wired
Connectivity	usb 2.0
OS Compatibility	none
Mobile Devices Connection	yes

Weight and Dimensions

Height	19.4 inches
Width	19.8 inches
Net Weight	58.4 pounds