Brother DCP-B7500D Service Manual

5-42
Confidential
1.3.22 Test pattern (Function code 71)
<Function>
This function is used to print the test pattern to check whether the develop roller or exposure
drum is dirty or damaged.
<Operating Procedure>
(1) Press the [7], and then the [1] in the initial state of maintenance mode. For models
without keypad, press the [▲] or [▼] to display “MAINTENANCE 71” on the LCD and
press the [OK]. “SELECT: LETTER” is displayed on the LCD.
(2) Refer to the <Paper size> table, press the [▲] or [▼] to select the paper size, and press
the [SET] or [OK]. “SELECT: PLAIN” is displayed on the LCD.
(3) Refer to the <Print specification> table, press the [▲] or [▼] to select the media
specification, and press the [SET] or [OK]. “SELECT: SX” is displayed on the LCD.
(4) Refer to the <Print type> table, press the [▲] or [▼] to select the print type, and press
the [SET] or [OK]. “SELECT: 1PAGE” is displayed on the LCD.
(5) Refer to the <Print page> table, press the [▲] or [▼] to select the pages printing, and
press the [SET] or [OK]. “PRINTING” is displayed on the LCD, and printing test pattern
starts using the selected conditions.
(6) When printing is completed, “OK” is displayed on the LCD.
To perform again, press the [Start] or [Mono Start]. When “2D3S K” appears on the LCD,
press the [Start] or [Mono Start] again and start from the procedure (2).
(7) Press the [X] or [Stop], and the machine returns to the initial state of maintenance mode.
<Paper size>
Note:
If printing fails, printing is stopped with displaying any of the errors shown in the <Error
display> table
. To retry printing, refer to the “Remedy” in the table, eliminate the error cause
and press the [Start] or [Mono Start]. “PRINTING” is displayed on the LCD, and the test pattern
is printed.
LCD Description
SELECT: LETTER Letter
SELECT: A4 A4
SELECT:ISOB5 ISO B5
SELECT:JISB5 JIS B5
SELECT:A5 A5
SELECT:A5L A5L
SELECT:JISB6 JIS B6
SELECT:A6 A6
SELECT:EXECUTE Executive size
SELECT:LEGAL Legal size
SELECT:FOLIO Folio size
SELECT:HAGAKI Postcard size

Brother DCP-B7500D Specifications

General

Duplex printing	Yes
Print technology	Laser
Maximum resolution	2400 x 600 DPI
Duplex printing mode	Auto
Time to first page (black, normal)	8.5 s
Print speed (black, normal quality, A4/US Letter)	34 ppm
Printing colors	Black
Duplex functions	Print
Maximum duty cycle	15000 pages per month
Number of print cartridges	1
Page description languages	BR-Script 3, PCL 6, PDF 1.7
Copier resize	25 - 400 %
Duplex copying	-
Maximum copy resolution	600 x 600 DPI
Maximum number of copies	99 copies
Scan to	E-mail, File, Image
Input color depth	30 bit
Output color depth	24 bit
Input grayscale depth	10 bit
Output grayscale depth	8 bit
Optical scanning resolution	1200 x 1200 DPI
Faxing	No
Total input capacity	250 sheets
Total output capacity	120 sheets
Paper tray media types	Plain paper, Recycled paper, Thin paper
Paper tray media weight	60 - 230 g/m²
Non-ISO print media sizes	Executive (184 x 267mm), Folio (media size), Legal (media size)
ISO A-series sizes (A0...A9)	A4, A5, A6
Maximum ISO A-series paper size	A4
USB 2.0 ports quantity	USB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them.
Product color	Gray
Market positioning	Home & office
Mac operating systems supported	Mac OS X 10.11 El Capitan, Mac OS X 10.12 Sierra, Mac OS X 10.13 High Sierra, Mac OS X 10.14 Mojave, Mac OS X 10.15 Catalina, Mac OS X 10.15.3 Catalina, Mac OS X 10.2 Jaguar, Mac OS X 10.4 Tiger, Mac OS X 10.5 Leopard, Mac OS X 10.6 Snow Leopard, Mac OS X 10.7 Lion, Mac OS X 10.8 Mountain Lion, Mac OS X 10.9 Mavericks, Mac OS X 11.0 Big Sur
Windows operating systems supported	Windows 10, Windows 7, Windows 8, Windows 8.1
AC input voltage	220 - 240 V
AC input frequency	50 - 60 Hz
Power consumption (off)	0.03 W
Power consumption (ready)	42 W
Power consumption (sleep)	6.2 W
Power consumption (printing)	485 W

Weight and Dimensions

Depth	398.5 mm
Width	410 mm
Height	272 mm