Brother Dcp 6690cw User Manual

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B
B
Troubleshooting B
If you think there is a problem with your machine, check the chart below and follow the 
troubleshooting tips.
Most problems can be easily resolved by yourself. If you need additional help, the Brother 
Solutions Center offers the latest FAQs and troubleshooting tips. 
Visit us at http://solutions.brother.com
.
If you are having difficulty with your machineB
Troubleshooting and Routine 
Maintenance
B
Printing
DifficultySuggestions
No  printout Check the interface cable on both...

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White horizontal lines appear in text 
or graphics.Clean the print head. (See 
Cleaning the print head on page 90.)
Make sure you are using Brother Original Innobella™ ink.
Try using the recommendation types of paper. (See  Acceptable paper and other 
print media  on page 18.) 
If you are using A3 long grain paper, you may get horizontal lines appearing on 
your prints. Try turning off A3 Secure Feed. (See  Secure Paper Feed mode for A3 
size Short Grain Paper  on page 25.)
If you are printing from a...

Troubleshooting and Routine Maintenance75
B
Print speed is too slow.  Try changing the printer driver setting. The highest resolution needs longer data processing, sending and printing time. Try the other quality settings in the printer 
driver Advanced  tab. Also, click  Colour Settings , and make sure you uncheck 
Colour Enhancement .
Turn the borderless feature off. Borderless printing is slower than normal printing. 
(See  Printing  for Windows ®
 or  Printing and Faxing  for Macintosh®
 in the...

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Software Difficulties
DifficultySuggestions
Cannot install software or print. Run the  Repair MFL-Pro Suite program on the CD-ROM. This program will repair 
and reinstall the software.
‘Device Busy’  Make sure the machine is not showing an error message on the LCD.
Cannot print images from 
FaceFilter Studio.  To use FaceFilter Studio, you must install the FaceFilter Studio application from 
the CD-ROM supplied with your machine. To install FaceFilter Studio see the 
Quick Setup Guide
.
Also, before...

Troubleshooting and Routine Maintenance77
B
Network Difficulties
DifficultySuggestions
Cannot print over the Network. Make sure that your machine is powered on, is online, and in Ready mode. Print  a Network Configuration list (see Printing Reports on page 28) and check the 
current Network settings printed in this list. Reconnect the LAN cable to the hub to 
verify that the cabling and network connections are good. If possible, try 
connecting the machine to a different port on your hub using a...

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Error and Maintenance messagesB
As with any sophisticated office product, errors may occur. If this happens, your machine identifies 
the error and shows an error message. The most common error and maintenance messages are 
shown below.
You can correct most errors and routine maintenance by yourself. If you need more help, the 
Brother Solutions Center offers the latest FAQs and troubleshooting tips.
Visit us at http://solutions.brother.com
.
Error MessageCauseAction
B&W Print Only One or more of the...

Troubleshooting and Routine Maintenance79
B
Cannot PrintOne or more of the ink cartridges 
are empty. The machine will stop 
all print operations. Replace the empty ink cartridges. (See 
Replacing the ink cartridges
 on page 85.)
Cover is Open. The scanner cover is not closed 
completely. Lift the scanner cover and then close it 
again.
The ink cartridge cover is not 
completely closed. Firmly close the ink cartridge cover until it 
clicks.
Data Remaining Print data is left in the machines 
memory....

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No Paper FedThe machine is out of paper or 
paper is not properly loaded in the 
paper tray. Do one of the following:
„ Refill the paper in the paper tray, and 
then press  Mono Start  or 
Colour Start .
„ Remove the paper and load it again 
and then press  Mono Start or 
Colour Start .
The paper is jammed in the 
machine. See 
Printer jam or paper jam  on page 82.
The outer rear cover or the inner 
rear cover may not be closed 
properly. Open the outer rear cover and inner rear 
cover, and then...

Troubleshooting and Routine Maintenance81
B
Error animations DisplayB
Error animations display step-by-step 
instructions when paper gets jammed. You 
can read the steps at your own pace by 
pressing   to see the next step and   to go 
back. If you do not press a key after 1 minute 
the animation starts running automatically 
again.
Note
You can press   or   to pause the 
auto-animation and go back to step-by-
step mode.
 
Unable to Print XXThe machine has a mechanical 
problem.
—OR—
A foreign object...

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Document jam B
Documents can jam in the ADF unit if they are 
not inserted or fed properly, or if they are too 
long. Follow the steps below to clear a 
document jam.
Document is jammed in the top of the 
ADF unit
B
aTake out any paper from the ADF that is 
not jammed.
bOpen the ADF cover.
cPull the jammed document out to the 
right.
 
dClose the ADF cover.
ePress Stop/Exit .
Note
To avoid document jams close the ADF 
cover correctly by pushing it gently in the 
middle.
 
Document is jammed inside...