Color Test Pattern (Function Code 71) - Brother HL-3040CN Service Manual

1.4.14 Color test pattern (Function code 71)

<Function>
This function allows you to print the pattern of each color and check if there is any smear on or
failure in the belt unit, develop roller, and exposure drum, etc.
<Operating procedure>
(1) Press the
the maintenance mode. Then, press the OK button.
(2) When "2D3S YCMK__A" is displayed on the LCD, press the
appropriate print pattern, and press the OK button.
(3) "PRINTING" is displayed on the LCD, and the color test pattern is printed.
The available print patterns are shown below.
LCD
2D3S YCMK_ _A
2D3S MCYK
2D3S Y
2D3S C
2D3S M
2D3S K
* In the full page print mode, the cleaning operation is performed between printing of M
and K.
When printing fails, a relevant error is displayed on the LCD. When the error factors are
removed and the Go button is pressed, the machine automatically recovers to the
re-executable state. "PRINTING" is displayed on the LCD, and the color test pattern is printed.
(4) When printing is finished, the screen returns to the print pattern display. To print the solid
color test pattern again, press the OK button.
(5) Press the Cancel button to return to the machine 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
TONER EMPTY # *
Cover is Open
No Paper
Jam Tray1
Jam Rear
* # indicates the toner color (K, Y, M, or C) of which cartridge became empty.
or button to display "MAINTENANCE 71" on the LCD in the initial state of
One sheet for each color with
full page print mode*
4-color horizontal band
Yellow
Cyan
Magenta
Black
Replace the empty toner cartridge and press the Go button to
clear the error. Perform the color test pattern print again.
Close the top cover.
Replenish paper, and press the Go button to clear the error.
Remove the jammed paper, and press the Go button to clear
the error.
Remove the jammed paper, and press the Go button to clear
the error.
7-28
Description
Total 4 sheets
Total 1 sheet
Total 1 sheet
Total 1 sheet
Total 1 sheet
Total 1 sheet
Measure
or button to select an
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