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Brother HL-8050N Manual De Usuario

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5 - 3   TROUBLESHOOTING
Printing Problems
Indicators are On, Flashing or Off
Symptom
Possible Cause
Action
The Alarm LED is on Is there an error message on the control 
panel display?
Check the message and rectify the error 
accordingly.
See What to Do When an Error Message 
Appears on page 5-15.
The Ready LED is off Is the control panel display on the menu 
screen?
Press the Menu buttons on the control 
panel to go back to the READY state.
See Buttons on page 4-2.
The Ready LED is 
not on or is not 
flashing after 
executing the print 
command
Is the parallel, USB, or Ethernet interface 
cable loose or disconnected?
Turn the printer off and check the interface 
cable. If necessary, reconnect.
Does the parallel, USB, or Ethernet 
interface cable meet the required printer 
specifications?
Use only the recommended parallel or USB 
interface cables for the printer.
10Base-T and 100Base-TX Ethernet 
interface cables are compatible with the 
printer. Use twisted pair cables suitable for 
network connections. A Category 5 
100Base-TX is required.
Is the computer configured correctly?
Check the following settings on your 
computer and reconfigure any that are not 
correct.
• Make sure that the appropriate printer 
driver for your operating system is 
installed.
• Make sure that the port is set correctly in 
the printer driver.
Is the printer IP address correct? (When 
using TCP/IP.)
Call your system administrator to obtain a 
valid IP address. Use the printer 
configuration list to confirm the IP address.
The Ready LED is 
not on or is not 
flashing after 
executing the print 
command
Is the printer properly configured for use 
through a network? (When on a network.)
Print the printer configuration list to check 
the network settings.
Correct any in appropriate settings.
See the Network User's Guide on the 
CD-ROM.
The network has a problem. (When on a 
network).
Check that the printer is on and execute the 
print command from the computer one 
more time. 
If the problem persists, call your system 
administrator.
Is the printer off?
Press the I on the power switch to turn the 
printer on. 
See Turning the Printer On and Off on page 
1-5.
Printouts are not 
output from the 
Printer even though 
the Ready LED is on 
or flashing
There may be data remaining in the printer. Cancel printing or force the remaining data