Brother DCP 8020 User Manual

TROUBLESHOOTING AND ROUTINE MAINTENANCE   14 - 6
1Pull the paper tray completely out of the DCP.
2Pull the jammed paper up and out of the DCP.
3Press the cover release button and then open the front cover.
4Pull out the drum unit assembly. Pull the jammed paper up and 
out of the DCP. If you cannot remove the drum unit assembly 
easily at this time, do not use extra force. Instead, pull the edge 
of the jammed paper from the paper tray.
 

14 - 7   TROUBLESHOOTING AND ROUTINE MAINTENANCE
WARNING
To prevent damage to the DCP caused by static electricity, do not 
touch the electrodes shown in the following diagram.
5Open the back output tray. Pull the jammed paper out of the 
fuser unit. If the paper jam can be cleared, go to Step 7. 
If you have to pull the paper toward the back of the DCP, the 
fuser may get dirty with toner powder and it may scatter on the 
next printouts. Print a few copies of the test page until the 
scattering of toner...

TROUBLESHOOTING AND ROUTINE MAINTENANCE   14 - 8
WARNING
After you have just used the DCP, some internal parts of the DCP are 
extremely HOT! Wait for the DCP to cool down before you touch the 
internal parts of the DCP.
6Open the jam clear cover. Pull the jammed paper out of the fuser 
unit.
7Close the jam clear cover. Close the back output tray.
HOT!
Back view
 

14 - 9   TROUBLESHOOTING AND ROUTINE MAINTENANCE
8Push the lock lever down and take the toner cartridge out of the 
drum unit. Take out the jammed paper if there is any inside the 
drum unit. Then put the toner cartridge back in the drum unit.
9Put the drum unit assembly back in the DCP.
10Put the paper tray in the DCP.
11Close the front cover.
Paper is jammed in the duplex tray (For DCP-8025D)
1Pull the duplex tray and paper tray out of the DCP.
2Pull the jammed paper out of the DCP.
 

TROUBLESHOOTING AND ROUTINE MAINTENANCE   14 - 10
3Put the duplex tray and paper tray back into the DCP.
■The Jam Duplex message appears if you remove a sheet 
of paper from the Face Down Output Tray after only one side 
has printed.
■If the Paper Adjustment Lever for Duplex Printing is not set 
correctly for the paper size, paper jams may occur and the 
printing will be out of position on the page. (See To use 
Automatic Duplexing for copy and print operations (For 
DCP-8025D) on page 2-11.)
 

14 - 11   TROUBLESHOOTING AND ROUTINE MAINTENANCE
If you are having difficulty with your DCP
If the copy looks good, the problem is probably not your DCP. Check 
the chart below and follow the troubleshooting tips.
DIFFICULTYSUGGESTIONS
Printing
Condensed print and 
horizontal streaks or the top 
and bottom of sentences are 
cut off.
If the copy looks bad, clean the scanner area. If there is still problem, call 
Brother Customer Ser vi ce at 1-800-284-4329 (in USA), 1- 877-BROTHER 
(in Canada) or (514)...

TROUBLESHOOTING AND ROUTINE MAINTENANCE   14 - 12
Scanning Difficulties
TWAIN errors appear while 
scanning.Make sure the Brother TWAIN driver is selected as the primary source. 
In PaperPort
®, click Scan in the File menu and select the Brother 
TWAIN driver.
Software Difficulties
Cannot perform ‘2 in 1 or 4 in 1’ 
printing.Check that the paper size setting in the application and in the printer 
driver are the same.
Cannot print when using 
Adobe Illustrator.Try to reduce the print resolution.
When...

14 - 13   TROUBLESHOOTING AND ROUTINE MAINTENANCE
Print Quality Difficulties
Printed pages are curled. Thin or thick paper below the standard can cause this problem. Make 
sure you select the Paper Type that suits the media type you use. (See 
Setting the Paper Type on page 4-1 and Media Type on page 7-4.)
Printed  pages are smeared. The Paper Type setting may be incorrect for the type of print media you 
are using—OR—The print media may be too thick or have a rough 
surface. (See Setting the Paper Type...

TROUBLESHOOTING AND ROUTINE MAINTENANCE   14 - 14
Improving the print quality
This section provides information on the following topics:
Examples of poor print 
qual ityRecommendation
FaintCheck the printer’s environment. Conditions such as humidity, high 
temperatures, and so on may cause this print fault. (See Choosing a 
location on page x.)
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.
—OR—
If your DCP is not...

14 - 15   TROUBLESHOOTING AND ROUTINE MAINTENANCE
White Spots on black text 
and graphics at 3.7 in. 
(94 mm) intervals
Black Spots at 3.7 in. 
(94 mm) intervalsIf the problem is not solved after printing a few pages, the drum unit may 
have glue from label stock on the OPC drum surface.
Clean the drum unit as follows:
1 Position the print sample in front of the drum unit, and find the exact 
position of the poor print.
2 Turn the drum unit gear by hand while looking at the surface of the 
OPC drum....