Brother HL-5450DN Service Manual

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Confidential
 Error code 7000
This error does not usually occur during normal use. The possible causes are noise around
the installation site, fluctuation of the power supply voltage, and failures in the software.
An unidentified error occurred.
 Error code 7100
Detected an error in the synchronized signal of the polygon motor for the laser unit.
Error code 7200
Cannot detect the signal from the beam detecting sensor for the laser unit.
 Error codes 7300 and 7400
These errors do not usually occur during normal use. The possible causes are noise around
the installation site, fluctuation of the power supply voltage, and failures in the software.
An unidentified error occurred.
 Error code 7500
The side thermistor of the fuser unit detected a temperature higher than the specified value.
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Step Cause Remedy
1 Main PCB failure Replace the main PCB ASSY.
Print Unable 71
Print Unable 72
<User Check>
• Turn OFF the power switch. Leave the machine in a well-ventilated location at normal
temperature to remove condensation.
Step Cause Remedy
1
Connection failure of the laser
unit flat cable
Check the connection of the laser unit flat
cable, and reconnect it if necessary.
2 Laser unit failure Replace the laser unit.
3 Main PCB failure Replace the main PCB ASSY.
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Step Cause Remedy
1 Main PCB failure Replace the main PCB ASSY.
Cooling Down
Step Cause Remedy
1 Eject sensor PCB failure Replace the eject sensor PCB ASSY.
2 Side thermistor failure Replace the fuser unit.
3 Main PCB failure Replace the main PCB ASSY.

Brother HL-5450DN Specifications

General

Color	No
N-up printing	2, 4, 9, 16, 25
Duplex printing	Yes
Print technology	Laser
Maximum resolution	2400 x 600 DPI
Time to first page (black, normal)	8.5 s
Print speed (black, normal quality, A4/US Letter)	38 ppm
Duplex print speed (black, normal quality, A4/US Letter)	9 ppm
Maximum duty cycle	- pages per month
Recommended duty cycle	1000 - 3500 pages per month
Number of print cartridges	1
Memory type	DDR2
Processor family	Star Sapphire
Maximum internal memory	320 MB
Sound power level (standby)	34 dB
Sound pressure level (printing)	59 dB
Sound pressure level (quiet mode)	54 dB
Total input capacity	250 sheets
Total output capacity	150 sheets
Maximum input capacity	800 sheets
Total number of input trays	2
Multi-Purpose tray input capacity	50 sheets
Custom media width	76.2 - 215.9 mm
Maximum print size	216 x 356 mm
Custom media length	127 - 355.6 mm
Paper tray media types	Plain paper, Recycled paper
Paper tray media weight	60 - 105 g/m²
Non-ISO print media sizes	Letter
ISO A-series sizes (A0...A9)	A4, A5, A6
ISO B-series sizes (B0...B9)	B5, B6
Multi-purpose tray media types	Bond paper, Envelopes, Heavyweight paper, Labels, Plain paper, Recycled paper
Maximum ISO A-series paper size	A4
Multi-Purpose Tray media weight	60 - 163 g/m²
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.
AC input voltage	220 - 240 V
AC input frequency	50 - 60 Hz
Power consumption (off)	0.41 W
Power consumption (standby)	4.7 W
Power consumption (printing)	665 W
Power consumption (PowerSave)	0.6 W
Package weight	11.900 g
Sustainability certificates	ENERGY STAR

Weight and Dimensions

Dimensions (WxDxH)	371 x 384 x 245 mm