Brother HL-L2370DN Service Manual

5-45
Confidential
 Maintenance mode functions for service personnel
1.4.5 Check sensor operation
This function is used to check whether the sensors, electromagnetic clutch, and motors are
operating normally. While sensor operation is being checked, the Ready LED flashes once
each time the sensor or switch status changes from ON to OFF or OFF to ON.
<Operating Procedure>
(1) Open the front cover while the power switch is turned OFF.
(2) Press and hold the [Go], and turn ON the power switch. The Toner, Drum, and Paper
LEDs light.
(3) Release the [Go]. All LEDs go out.
(4) Press the [Go]. The Toner, Drum, and Paper LEDs light.
(5) Press the [Go] again. Toner, Drum, and Paper LEDs go out in a second.
Activate the sensors, electromagnetic clutch, and motors shown in the figure below, and
check that the Ready LED flashes. When the status changes consecutively, the Ready LED
also flashes consecutively. Toner LED lights after completing all checks.
Fig. 5-13
New toner sensor PCB ASSY
Interlock SW lever
Registration rear actuator
Registration front
actuator
Paper feed sensor
PCB ASSY
Paper feed actuator
Eject sensor PCB ASSY
Back cover/duplex
tray sensor
Front cover sensor
Eject actuator
New toner actuator
Registration front/rear
sensor PCB ASSY

Brother HL-L2370DN Specifications

General

N-up printing	2, 4, 9, 16, 25
Duplex printing	Yes
Print technology	Laser
Maximum resolution	2400 x 600 DPI
Duplex printing mode	Auto/Manual
Time to first page (black, normal)	8.5 s
Print speed (black, normal quality, A4/US Letter)	34 ppm
Printing colors	Black
Maximum duty cycle	- pages per month
Recommended duty cycle	250 - 2000 pages per month
Number of print cartridges	1
Page description languages	PCL 6
Display	LCD
Display number of lines	1 lines
Power consumption (off)	0.03 W
Power consumption (standby)	48 W
Power consumption (printing)	510 W
Power consumption (PowerSave)	265 W
Energy Star Typical Electricity Consumption (TEC)	1.227 kWh/week
Maximum internal memory	- MB
Sound pressure level (printing)	49 dB
Sound pressure level (quiet mode)	44 dB
Paper tray media types	Plain paper, Recycled paper, Thick paper, Thin paper
Paper tray media weight	60 - 163 g/m²
ISO A-series sizes (A0...A9)	A4, A5, A6
Multi-purpose tray media types	Bond paper, Envelopes, Labels, Plain paper, Recycled paper, Thick paper, Thicker paper, Thin paper
Maximum ISO A-series paper size	A4
Multi-Purpose Tray media weight	60 - 230 g/m²
Cabling technology	10/100Base-T(X)
Ethernet LAN data rates	10, 100 Mbit/s
Mobile printing technologies	Apple AirPrint, Google Cloud Print, Mopria Print Service
Standard interfaces	Ethernet, USB 2.0
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.
Package depth	283 mm
Package width	438 mm
Package height	519 mm
Package weight	8300 g
Sustainability certificates	Blue Angel, ENERGY STAR
Cables included	AC
Included cartridge capacity (black)	700 pages
Total input capacity	250 sheets
Total output capacity	150 sheets
Mac operating systems supported	Mac OS X 10.10 Yosemite, Mac OS X 10.11 El Capitan, Mac OS X 10.12 Sierra
Server operating systems supported	Windows Server 2008, Windows Server 2008 R2, Windows Server 2008 x64, Windows Server 2012, Windows Server 2012 R2, Windows Server 2012 x64, Windows Server 2016
Windows operating systems supported	Windows 10, Windows 10 Education, Windows 10 Education x64, Windows 10 Enterprise, Windows 10 Enterprise x64, Windows 10 Home, Windows 10 Home x64, Windows 10 IOT Core, Windows 10 Pro, Windows 10 Pro x64, Windows 7, Windows 7 Enterprise, Windows 7 Enterprise x64, Windows 7 Home Basic, Windows 7 Home Basic x64, Windows 7 Home Premium, Windows 7 Home Premium x64, Windows 7 Professional, Windows 7 Professional x64, Windows 7 Starter, Windows 7 Starter x64, Windows 7 Ultimate, Windows 8, Windows 8 Enterprise, Windows 8 Enterprise x64, Windows 8 Pro, Windows 8 Pro x64, Windows 8 x64, Windows 8.1, Windows 8.1 Enterprise, Windows 8.1 Enterprise x64, Windows 8.1 Pro, Windows 8.1 Pro x64, Windows 8.1 x64
Harmonized System (HS) code	84433210

Weight and Dimensions

Depth	360 mm
Width	356 mm
Height	183 mm