Adjustment Of Inter-Color Position Alignment (Function Code 66) - Brother HL-4140CN Service Manual

1.4.12 Adjustment of inter-color position alignment (Function code 66)

<Function>
This function allows a service man to forcibly activate the inter-color position alignment
adjustment function, which is usually executed automatically in a specified condition.
If adjustment of inter-color position alignment (auto) fails because toner reaches its life, etc.,
you can adjust inter-color position alignment manually. The end user is allowed to execute
reset of inter-color position alignment adjustment (manual) only.
Note:
If an error occurs after executing Maintenance Mode 66, upgrade the firmware to the latest
one. (Refer to
After upgrading the firmware, execute Maintenance Mode 66 again.
■ Adjustment of inter-color position alignment (auto)
<Operating procedure>
(1) Press the
the maintenance mode. Then, press the OK button. "REGISTRATION" is displayed on
the LCD.
(2) Press the OK button. "PLEASE WAIT" is displayed on the LCD, and adjustment of
inter-color position alignment is automatically done.
(3) When this operation is completed without an error, "OK L:C110 R:M105" is displayed on
the LCD.
(4) Press the Cancel button to return to the printer 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.
Error message
FAILED
TONER EMPTY # *
NG*L : c080 R : M105
NG R-L : C030
NG PWM L120 R180
NG PWM R-L : 080
NG CNT R100 L100
NG S-POSI R : 080
NG SKEW C : 050
Cover is Open
No Paper
Jam Tray 1
Jam Rear
* # indicates the toner color (Y, M, or C) of which cartridge became empty.
Memo:
Although adjustment of inter-color position alignment (auto) is executed several times and
the result of inter-color position alignment adjustment chart (P5-23) does not fall within the
range of ±4, readjust it according to the following procedures.
"1.1 Rewriting the Firmware (Sub Firmware, Main Firmware)" in Chapter
or button to display "MAINTENANCE 66" on the LCD in the initial state of
Press the Go button to clear the error. Adjust inter-color
position alignment manually in accordance with the
procedure for adjustment of inter-color position alignment
(manual) given
Replace the empty toner cartridge and press the Go button
to clear the error. Conduct adjustment of inter-color position
alignment (auto) again.
Press the Go button to clear the error. Conduct adjustment
of inter-color position alignment (auto) again.
Close the front cover.
Replenish paper of the A4-size paper specified in the display
on the tray. Conduct adjustment of inter-color position (auto)
again.
Remove the jammed paper, and press the Go button to clear
the error.
Measure
next page.
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4.)
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