Brother MFC-9340CDW Service Manual

5-49
Confidential
1.4.26 Color test pattern (Function code 71)
<Function>
This function allows you to print the pattern of each color and check if there is any dirty on or
failure in the belt unit, developer roller, and exposure drum, etc.
<Operating procedure>
(1) Press the 7 and 1 keys in this order in the initial state of the maintenance mode.
"2D3S YCMK__A" is displayed on the LCD.
(2) Referring to the table below (Print pattern), press the or key to select the desired
print pattern.
(3) Press the Mono Start key. When "2D3S YCMK__A" is selected, "PRINTING" is
displayed on the LCD and a test pattern printing is started. When a print pattern other
than "2D3S YCMK__A" is selected, "SELECT: A4" is displayed on the LCD. (Following
steps (4) to (11) described below, select an option in each item and perform test pattern
printing.)
(4) Referring to the table on the next page (Paper size), press the or key to select the
desired paper size.
(5) Press the SET key. "SELECT: PLAIN" is displayed on the LCD.
(6) Referring to the table on the next page (Print specifications), press the or key to
select the desired print specifications.
(7) Press the SET key. "SELECT: SX" is displayed on the LCD.
(8) Referring to the table on the next page (Print type), press the or key to select the
desired print type.
(9) Press the SET key. "SELECT: 1PAGE" is displayed on the LCD.
(10) Referring to the table on the next page (Number of pages to be printed), press the or
key to select the desired number of pages to be printed.
(11) Press the SET key. "PRINTING" is displayed on the LCD and the test pattern starts to be
printed under the selected items for paper feed test.
(12) When printing is finished, the screen returns to the print pattern display. To print the test
pattern again, press the Mono Start or Color Start key.
(13)
Press the Stop key to return the machine to the initial state of the maintenance mode.
<Print pattern>
* In the full page print mode, the cleaning operation is performed between printing of
Magenta and Black.
Note:
If printing fails, the following error indications are displayed and printing is cancelled.
To print again, refer to the measures in the table below and remove the cause of the
error. Then, press the Mono Start key. "PRINTING" is displayed on the LCD and the
color test pattern is printed.
LCD Description
2D3S YCMK__A One sheet for each color with full page print mode *
2D3S M Magenta
2D3S K Black
2D3S C
Cyan
2D3S Y Yellow
2D3S MCYK 4-color horizontal band

Brother MFC-9340CDW Specifications

Printing Specifications

print speed (black)	up to 23 ppm
print speed (color)	up to 23 ppm
print resolution	up to 600 x 2400 dpi
automatic duplex printing	Yes

Copying Specifications

copy speed (black)	up to 23 cpm
copy speed (color)	up to 23 cpm
copy resolution	600 x 600 dpi
copy reduction/enlargement	25% - 400% in 1% increments

Scanning Specifications

scanner type	Color Flatbed with ADF
document glass size	8.5” x 11.7”
scan resolution (optical)	1200 x 2400 dpi
scan resolution (interpolated)	19200 x 19200 dpi

Fax Specifications

fax modem	33.6k bps
fax page memory	up to 500 pages
speed dial locations	200

Memory and Interfaces

memory (standard/max)	192MB / 192MB
standard interfaces	Wireless 802.11b/g/n, Ethernet, Hi-Speed USB 2.0
usb direct interface	Yes

Supplies and Accessories

black toner cartridge yield	2, 500 pages
cyan toner cartridge yield (standard)	1, 400 pages
magenta toner cartridge yield (standard)	1, 400 pages
yellow toner cartridge yield (standard)	1, 400 pages
cyan toner cartridge yield (high capacity)	2, 200 pages
magenta toner cartridge yield (high capacity)	2, 200 pages
yellow toner cartridge yield (high capacity)	2, 200 pages
drum unit yield	15, 000 pages
belt unit yield	50, 000 pages
waste toner box yield	50, 000 pages
multi-purpose paper	Letter, 500 sheets