Brother Hl 5250dn User Manual

7. Troubleshooting
93
 
White Spots on black text 
and graphics at 94 mm 
(3.7 in.) intervals
 
Black Spots at 94 mm 
(3.7 in.) intervals„If the problem is not solved after printing a few pages, the drum unit may have 
glue from the label stuck on the OPC drum surface.
Clean the drum unit as follows:
aPut the print sample in front of the drum unit, and find the exact position of 
the poor print.
 
bTurn the drum unit gear by hand while looking at the surface of the OPC 
drum (1).
 
cWhen you have found...

7. Troubleshooting
94
 
Black toner marks across the 
page„The drum unit may be damaged. Put in a new drum unit. See Replacing the drum 
unit on page 68.
„Make sure that you use paper that meets our specifications. See About paper on 
page 5.
„If you use label sheets for laser printers, the glue from the sheets may sometimes 
stick to the OPC drum surface. Clean the drum unit. See on Clean the drum unit 
as follows: on page 93.
„Do not use paper that has clips or staples because they will scratch the...

7. Troubleshooting
95
 
Wrinkles or creases„Make sure that the paper is loaded properly. See Printing on plain paper, bond 
paper or transparencies from Tray 1, 2 or 3 on page 9.
„Check the paper type and quality. See About paper on page 5.
„Turn over the stack of paper in the tray or try rotating the paper 180° in the input 
tray.
 
Wrinkles or creases
aOpen the back cover.
bPress against the “1” on the blue levers on either side of the printer as shown 
below.
cAs the top of the lever rotates backward,...

7. Troubleshooting
96
 
Poor Fixing„Open the back cover and make sure that the two blue levers on the left and right 
hand sides are in the down position.
 
Examples of poor print 
qualityRecommendation
ABCDEFGH
abcdefghijk
ABCD
abcde
01234
 

7. Troubleshooting
97
Solving print problems
ProblemRecommendation
The printer prints unexpectedly 
or it prints garbage data.„Make sure that the printer cable is not too long. We recommend that you use a 
parallel or USB cable that is no longer than 2 meters (6.5 feet).
„Make sure that the printer cable is not damaged or broken.
„If you are using an interface-switching device, remove it. Connect your computer 
directly to your printer, and then try again.
„Make sure that you have chosen the proper...

7. Troubleshooting
98
Network problems
For problems concerning using your printer on a Network, see the Network User’s Guide on the CD-ROM we 
have supplied.
Other problems
For Macintosh® with USB
Printing from DOS 
ProblemRecommendation
The printer cannot print. The 
‘There was an error writing to 
LPT1: (or BRUSB) for the 
printer’ error message occurs 
on your PC.„Make sure that the printer cable is not damaged or broken. 
„If you have an interface-switching device, make sure that you chose the...

7. Troubleshooting
99
BR-Script 3
CAUTION 
Not following the instructions for using the printer may cause you to be responsible for all repairs.
 
ProblemRecommendation
The print speed slows down. Add optional memory. See Installing extra memory on page 58.
The printer cannot print EPS data 
that includes binary.You need the following settings to print EPS data:
aFrom the Start menu, select Control Panel and then Printer 1.
1Printers and Faxes for Windows® XP users.
bRight-click the Brother...

100
A
Printer specifications
Engine
1From standard paper tray and optional paper tray 2
2If you use the high quality 1200 dpi setting (1200×1200 dpi) the print speed will be slower.
Appendix
ModelHL-5240HL-5250DN
TechnologyElectrophotographic
Print speed
Up to 30 ppm (Letter size)
 1, Up to 28 ppm (A4 size) 1
First print timeLess than 8.5 sec
Resolution
Windows
® 95/98/Me,  
Windows NT
® 4.0 and 
Windows
® 2000/XP1200 dpi
 2
HQ1200
600 dpi
300 dpi
DOS 600 dpi
Mac OS
®1200 dpi 2
HQ1200
600 dpi
300 dpi...

A. Appendix
101
Controller
1USB is not supported under Windows® 95 or Windows NT®4.0.
2Brother original Windows® utility for printer and print server management.
3Brother original Macintosh® utility for printer and print server management.
4Server based management utility. Download from http://solutions.brother.com.
5Printer and print server management through Web browser.
6Code39, Interleaved 2 of 5, EAN-8, EAN-13, UPC-A, UPC-E, EAN-128, Codabar, FIM (US-PostNet), ISBN, Code128
ModelHL-5240HL-5250DN...

A. Appendix
102
Software
1Download the printer driver for Windows® XP Professional x64 Edition from http://solutions.brother.com.
2Download the printer driver for Linux from http://solutions.brother.com.
3Instructional animations for problem solving
4The Driver Deployment Wizard automates the installation of printers in a peer-to-peer network.
Control panel
Paper handling
1Calculated with 80 g/m2 (21 lb) paper
ModelHL-5240HL-5250DN
Printer driver
Windows
®PCL Driver for Windows® 95/98/Me/2000/XP 1,...