Brother DCP-B7500D Service Manual

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Confidential
1.3.29 Send communication log information to telephone line
(Function code 87)
<Function>
This function is used to send the error list to service personnel at a remote service station
when a fax communication problem has occurred in the user's machine. Receiving the error
list allows the service personnel to analyze the problem current in the user's machine.
<Operating Procedure>
• Service side
(1) Make a call from the service side equipment to the user side equipment.
• User side
(2) Press the [8] and [7] in this order in the initial state of maintenance mode. “SENDING
P.01” is displayed on the LCD and sending error list starts. When the error list is sent, the
machine returns to the ready state.
• Service side
(3) Once the user side equipment started sending the error list, press the [Start].
“Send or Receive? / 1.Send 2.Receive” is displayed on the LCD.
(4) Press the [2]. Receiving the error list starts.
1.3.30 Reset irregular power supply detection counter of low-voltage power
supply PCB (Function code 88)
<Function>
This function is used to reset the corresponding counter after the low-voltage power supply
PCB ASSY is replaced. The number of times the part has been replaced is increased by one.
<Operating Procedure>
(1) Press the [8] twice in the initial state of maintenance mode. For models without keypad,
press the [▲] or [▼] to display “MAINTENANCE 88” on the LCD and press the [OK].
“Reset- LVPS” is displayed on the LCD.
(2) Press the [Start] or [Mono Start].
(3) “Reset-LVPS OK?” is displayed on the LCD. Press the [Start] or [Mono Start] to reset the
number of times that irregular power supply errors occurred and “Reset-LVPS” is
displayed on the LCD.
(4) Press the [X] or [Stop], and the machine returns to the initial state of maintenance mode.
1.3.31 Quit maintenance mode (Function code 99)
<Function>
This function is used to quit the maintenance mode, restart the machine, and return it to the
ready state. Also forcefully close the fuser unit error.
<Operating Procedure>
(1) Press the [9] twice in the initial state of maintenance mode. For models without keypad,
press the [▲] or [▼] to display “MAINTENANCE 99” on the LCD and press the [OK]. The
machine quits the maintenance mode and returns to the ready state.

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