Brother HL-5450DN Service Manual

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Confidential
 Error code 6300
The toner sensor detected no toner remaining or the number of rotations of the developer
roller has reached the upper limit.
 Error codes 6400 to 6600
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 6700
The toner sensor detected that the toner remaining has fallen below the specified level or the
developer roller counter has exceeded the specified value.
 Error codes 6800 and 6900
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.
Replace Toner
<User Check>
• Replace the toner cartridge.
Step Cause Remedy
1
Toner sensor PCB failure Refer to "1.3.8 Check sensor operation
(function code: 32)" in Chapter 5 to check the
sensor operation. If the sensor operation is
faulty, replace the toner sensor PCB ASSY.
2 Relay front PCB failure Replace the relay front PCB ASSY.
3 Main PCB failure Replace the main PCB ASSY.
---
Step Cause Remedy
1 Main PCB failure Replace the main PCB ASSY.
Toner Low
Step Cause Remedy
1
Toner sensor PCB failure Refer to "1.3.8 Check sensor operation
(function code: 32)" in Chapter 5 to check the
sensor operation. If the sensor operation is
faulty, replace the toner sensor PCB ASSY.
2 Relay front PCB failure Replace the relay front PCB ASSY.
3 Main PCB failure Replace the main PCB ASSY.
---
Step Cause Remedy
1 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