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Brother DCP-B7500D Service Manual

Brother DCP-B7500D
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5-16
Confidential
1.3.9 Check sensor operation (Function code 32)
<Function>
This function is used to check whether the sensors, solenoids, and clutches are operating normally.
<Operating Procedure>
(1) Press the [3], and then the [2] in the initial state of maintenance mode. For models
without keypad, press the [] or [] to display “MAINTENANCE 32” on the LCD and
press the [OK]. Following example is displayed on the LCD.
e.g.) CVRCPONT********
Buzzing sound comes out continuously from models with speaker.
Information related to the toner box is not displayed on the LCD when those are not connected.
(2) Pressing the [Start] or [Mono Start] changes the display to the next item.
(3) Change the conditions subject to sensor detection shown below and check that the
display on the LCD changes depending on the sensor status. For example, feed the
paper through the registration front/rear sensor, open the front cover or back cover,
remove the toner cartridge, or create paper jam at the exit.
(4) Press the [X]
or [Stop]
, and the machine returns to the initial state of maintenance mode.
<Sensor check>
The table below summarizes the displays on the LCD, sensor names and detection status.
*1
Available on models without toner box
*2
Available on models with toner box
*3
Available on models with handset
Note:
Press the [SET] or [OK] to stop the buzzing sound from the speaker.
LCD Sensor name
Detection status
With display No display
CV Front cover sensor Front cover closed Front cover open
RC Back cover/duplex tray
sensor
Back cover closed and
Duplex tray set
Back cover open and
No duplex tray
PO Eject sensor No paper Paper set
NT
*1
New toner/Toner cartridge
detect sensor
OFF/
Toner cartridge set
ON/
No toner cartridge
NP
*2
New process cartridge/process
cartridge detect sensor
OFF/
Process cartridge set
ON/
No process cartridge
NB
*2
New toner box/Toner box
cartridge detect sensor
OFF/
Toner box cartridge set
ON/
No toner box cartridge
NT
*2
Toner amount sensor Toner not full Toner full
C1 Paper feed sensor T1 closed and
No paper
T1 open and
Paper set
RM Registration front sensor No paper Paper set
RA Registration rear sensor No paper Paper set
MP MP paper empty sensor No paper Paper set
P1 Paper empty sensor No paper Paper set
DF Document detection sensor No document Document set
DR Document scanning position
sensor
No document Document set
AC ADF cover sensor ADF cover closed ADF cover open
HK
*3
Hook switch On hook Off hook

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Brother DCP-B7500D Specifications

General IconGeneral
Duplex printingYes
Print technologyLaser
Maximum resolution2400 x 600 DPI
Duplex printing modeAuto
Time to first page (black, normal)8.5 s
Print speed (black, normal quality, A4/US Letter)34 ppm
Printing colorsBlack
Duplex functionsPrint
Maximum duty cycle15000 pages per month
Number of print cartridges1
Page description languagesBR-Script 3, PCL 6, PDF 1.7
Copier resize25 - 400 %
Duplex copying-
Maximum copy resolution600 x 600 DPI
Maximum number of copies99 copies
Scan toE-mail, File, Image
Input color depth30 bit
Output color depth24 bit
Input grayscale depth10 bit
Output grayscale depth8 bit
Optical scanning resolution1200 x 1200 DPI
FaxingNo
Total input capacity250 sheets
Total output capacity120 sheets
Paper tray media typesPlain paper, Recycled paper, Thin paper
Paper tray media weight60 - 230 g/m²
Non-ISO print media sizesExecutive (184 x 267mm), Folio (media size), Legal (media size)
ISO A-series sizes (A0...A9)A4, A5, A6
Maximum ISO A-series paper sizeA4
USB 2.0 ports quantityUSB 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 colorGray
Market positioningHome & office
Mac operating systems supportedMac 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 supportedWindows 10, Windows 7, Windows 8, Windows 8.1
AC input voltage220 - 240 V
AC input frequency50 - 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 IconWeight and Dimensions
Depth398.5 mm
Width410 mm
Height272 mm

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