Brother DCP-B7500D Service Manual

2-52
Confidential
 Error code 4000
Number of the drum unit rotations reaches the upper limit soon.
Error code 4200
Number of the drum unit rotations has reached the upper limit. (Printing does not stop.)
<User Check>
• Prepare a new drum unit.
 Error code 4B01
Dot counter of the toner cartridge or develop roller counter reaches the upper limit soon.
Error code 4B06
The amount of toner supplied of the toner box reaches the upper limit soon.
<User Check>
• Prepare a new toner cartridge.
 Error code 4C01
Dot count or develop roller counter of the toner cartridge in models without toner box has
reached the upper limit in the toner stop mode.
Error code 4C06
The amount of toner supplied of the toner box has reached the upper limit.
Error code 4D01
Dot count or develop roller counter of the toner cartridge in models without toner box is
reaching the upper limit in the continuous printing mode.
Error code 4E01
Toner cartridge in models without toner box has reached the upper limit in the continuous printing mode.
<User Check>
• Replace the toner cartridge whose counter reached the upper limit.
Step Cause Remedy
1
If the error display is not cleared after
the drum unit in the toner box model
has been replaced with a new one.
Refer to “2.3 Resetting Drum Counter” in
Chapter 5 and perform the manual new
drum detection.
2
Replace the drum unit with a new
one and reset the drum counter.
If the error display is not cleared,
the main PCB is faulty.
Replace the main PCB ASSY.
Step Cause Remedy
1 Main PCB failure Replace the main PCB ASSY.
Step Cause Remedy
1
Replace the toner cartridge or toner
box with a new one and reset the
toner counter. If the error display is
not cleared, the main PCB is faulty.
Replace the main PCB ASSY.

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