Brother HL-5270DN User Manual

7. Troubleshooting
105
Improving the print quality
If you have a print quality problem, print a test page first (see Menu table on page 56). If the printout looks
good, the problem is probably not the printer. Check the interface cable or try the printer on another PC.
This section gives information on the following topics.
Examples of poor print
quality
Recommendation
Faint
 Check the printer’s environment. Conditions such as humidity, high
temperatures, and so on, may cause this print fault. See Positioning the printer
on page 4.
 If the whole page is too light, Toner Save Mode may be on. Turn off Toner Save
Mode in the printer Properties tab of the driver.
 Put in a new toner cartridge. See Replacing the toner cartridge on page 75.
 Put in a new drum unit. See Replacing the drum unit on page 80.
 You may clear the problem by wiping the scanner window with a soft cloth.
See Cleaning the inside of the printer on page 86.
Gray background
 Make sure that you use paper that meets our specifications. See About paper on
page 6.
 Check the printer’s environment. Conditions such as high temperatures and high
humidity can increase the amount of background shading. See Positioning the
printer on page 4.
 Put in a new toner cartridge. See Replacing the toner cartridge on page 75.
 Put in a new drum unit. See Replacing the drum unit on page 80.
Ghost
 Make sure that you use paper that meets our specifications. Rough-surfaced
paper or thick print media may cause this problem. See About paper on page 6.
 Make sure that the media type setting in the driver matches the type of paper you
are using. See About paper on page 6.
 Put in a new drum unit. See Replacing the drum unit on page 80.
 The fuser unit may be contaminated. Call Brother Customer Service.
Toner specks
 Make sure that you use paper that meets our specifications. Rough-surfaced
paper may cause the problem. See About paper on page 6.
 The drum unit may be damaged. Put in a new drum unit. See Replacing the drum
unit on page 80.
 The fuser unit may be contaminated. Call Brother Customer Service.
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Brother HL-5270DN Specifications

General

Color	No
N-up printing	2, 4, 9, 16, 25
Print technology	Laser
Maximum resolution	1200 x 1200 DPI
Economical printing	Yes
Time to first page (black, normal)	8.5 s
Print speed (black, normal quality, A4/US Letter)	28 ppm
Maximum internal memory	544 MB
Number of print cartridges	1
Total input capacity	250 sheets
Total output capacity	100 sheets
Multi-Purpose tray input capacity	50 sheets
Maximum print size	210 x 297 mm
Paper tray media types	Bond paper, Envelopes, Labels, Plain paper, Recycled paper, Transparencies
Non-ISO print media sizes	Letter
ISO A-series sizes (A0...A9)	A4, A5, A6
ISO B-series sizes (B0...B9)	B5, B6
Maximum ISO A-series paper size	A4
Supported network protocols (IPv4)	IPv4, IPv6
Networking features	Ethernet 10/100Base-TX
Power consumption (active)	610 W
Display	LCD
Sustainability certificates	ENERGY STAR
Power consumption (standby)	80 W
Power consumption (PowerSave)	9 W

Weight and Dimensions

Dimensions (WxDxH)	393 x 384 x 259 mm