Brother HL-5450DN Service Manual

3-47
Confidential
9.22 Main frame L ASSY
(1) Remove the two taptite bind B M4x12 screws, and remove the rear under bar from the
machine.
(2) Remove the two taptite bind B M4x12 screws, and remove the front under bar and the
under bar earth plate R.
(3) Remove the taptite cup S M3x8 SR screw, and remove the under bar earth plate L from
the machine.
(4) Remove the main PCB insulation sheet (transparent) and the main PCB insulation sheet
(black) from the machine.
(5) Turn the registration roller bushing of the registration roller to the position as shown in
the illustration below, and pull out the registration roller from the machine.
Fig. 3-48
Note:
• Only HL-6180DW/6180DWT is equipped with a rear under bar.
Under bar
Under bar
Under bar earth plate R
Taptite bind B M4x12
Registration roller
Main PCB insulation sheet (transparent)
Main PCB insulation sheet (black)
Taptite cup S
M3x8 SR
Taptite bind B M4x12
Registration roller bushing
Under bar earth
plate L

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