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Brother HL-5450DN Service Manual

Brother HL-5450DN
313 pages
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2-58
Confidential
4.2.4 Duplex printing is not possible
4.2.5 Paper is curled
4.2.6 Only single surface is printed in duplex printing mode
<User Check>
- Close the back cover completely.
- Set the paper tray correctly.
- Check that the face-up mode is not selected.
- Set the driver setting to duplex printing.
- Use A4 or Letter-size paper.
- Set the duplex tray correctly.
Step Cause Remedy
1
Eject actuator caught in some
sections of the machine
Reattach the eject actuator.
2 Back cover failure Replace the back cover.
3 Duplex tray failure Replace the duplex tray.
4
Back cover sensor failure Replace the back cover switch harness
ASSY.
5 Duplex solenoid failure Replace the duplex solenoid.
6 Main PCB failure Replace the main PCB ASSY.
7 Damaged duplex gears Replace the main frame L ASSY.
<User Check>
- Select "Reduce Paper Curl" in the driver.
- Check that the thickness of the paper is 60 to 105 g/m
2
. (60 to 163 g/m
2
for MP tray)
<User Check>
- Rotate the paper 180° in the paper tray, and retry printing.
- Flip through the paper and reset it in the tray.
- Set the driver setting to duplex printing.
- Use A4 or Letter-size paper.
Step Cause Remedy
1 Duplex solenoid failure Replace the duplex solenoid.
2 Main PCB failure Replace the main PCB ASSY.

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Brother HL-5450DN Specifications

General IconGeneral
ColorNo
N-up printing2, 4, 9, 16, 25
Duplex printingYes
Print technologyLaser
Maximum resolution2400 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 cycle1000 - 3500 pages per month
Number of print cartridges1
Memory typeDDR2
Processor familyStar Sapphire
Maximum internal memory320 MB
Sound power level (standby)34 dB
Sound pressure level (printing)59 dB
Sound pressure level (quiet mode)54 dB
Total input capacity250 sheets
Total output capacity150 sheets
Maximum input capacity800 sheets
Total number of input trays2
Multi-Purpose tray input capacity50 sheets
Custom media width76.2 - 215.9 mm
Maximum print size216 x 356 mm
Custom media length127 - 355.6 mm
Paper tray media typesPlain paper, Recycled paper
Paper tray media weight60 - 105 g/m²
Non-ISO print media sizesLetter
ISO A-series sizes (A0...A9)A4, A5, A6
ISO B-series sizes (B0...B9)B5, B6
Multi-purpose tray media typesBond paper, Envelopes, Heavyweight paper, Labels, Plain paper, Recycled paper
Maximum ISO A-series paper sizeA4
Multi-Purpose Tray media weight60 - 163 g/m²
Standard interfacesEthernet, USB 2.0
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.
AC input voltage220 - 240 V
AC input frequency50 - 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 weight11.900 g
Sustainability certificatesENERGY STAR
Weight and Dimensions IconWeight and Dimensions
Dimensions (WxDxH)371 x 384 x 245 mm

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