Brother DCP-B7500D Service Manual

iv
Confidential
9.13.2 Panel PCB ASSY / NFC PCB ASSY / LCD .......................................................... 3-56
9.13.3 Touch panel ASSY ............................................................................................... 3-57
9.14 Panel unit (For Non-touch panel models) ......................................................................... 3-58
9.14.1 Panel unit ............................................................................................................. 3-58
9.14.2 Panel PCB ASSY ................................................................................................. 3-59
9.14.3 LCD ...................................................................................................................... 3-60
9.15 Panel flat cable / First side CIS unit / First side CIS flat cable ......................................... 3-61
9.16 Modem flat cable / Modem PCB ASSY ............................................................................ 3-68
9.17 Joint cover ASSY .............................................................................................................. 3-70
9.18 Fuser unit .......................................................................................................................... 3-71
9.19 Low-voltage power supply PCB ASSY ............................................................................. 3-73
9.20 New toner sensor PCB ASSY ........................................................................................... 3-75
9.21 HVPS flat cable / High-voltage power supply PCB ASSY ................................................ 3-76
9.22 Fan ................................................................................................................................... 3-78
9.23 Toner box relay PCB ASSY (For models with toner box)/
MP relay PCB ASSY (For MP models) /
Toner box new PCB ASSY (For models with toner box) .................................................. 3-79
9.24 Laser unit flat cable / Laser unit ........................................................................................ 3-81
9.25 Filter .................................................................................................................................. 3-83
9.26 Wireless LAN PCB (Only for wireless network models) ................................................... 3-84
9.27 Roller holder ASSY ........................................................................................................... 3-85
9.28 Main PCB ASSY ............................................................................................................... 3-86
9.29 T1 clutch / Registration clutch ........................................................................................... 3-87
9.30 Frame L unit ...................................................................................................................... 3-90
9.31 Paper feed motor / Paper feed motor flat cable ................................................................ 3-93
9.32 Fuser gear 64R/36R ......................................................................................................... 3-95
9.33 Toner sensor PCB ASSY (Only for models with Toner box) ............................................ 3-96
9.34 Front cover sensor ........................................................................................................
.... 3-97
9.35 Eject sensor PCB ASSY ................................................................................................... 3-98
9.36 Registration front/rear actuator holder ASSY ................................................................. 3-100
9.37 Paper feed roller ASSY / Paper feed sensor PCB ASSY ............................................... 3-103
CHAPTER 4 ADJUSTING AND UPDATING SETTINGS AS
REQUIRED AFTER PARTS REPLACEMENT
1. IF YOU REPLACE THE MAIN PCB ASSY ................................................................................. 4-1
1.1 Installing Firmware (Sub firmware and main firmware) ...................................................... 4-2
1.1.1 Checking firmware version ..................................................................................... 4-2
1.1.2 Installing firmware .................................................................................................. 4-3
1.2 Initializing the EEPROM of the Main PCB ASSY(Function code 01) .................................. 4-3
1.3 Setting by Spec, Setting Serial Number and Entering Adjusted Value of Laser Unit ......... 4-4
1.4 Adjusting Touch Panel (Function code 61)(Touch panel models only) .............................. 4-6
1.5 Acquiring White Level Data (Function code 55) ................................................................. 4-6

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