HP LaserJet 3050 User Manual

Control-panel messages
The majority of the control-panel messages are intended to guide the user through typical operation.
The control-panel messages indicate the status of the current operation, and include a page count on
the second line of the display, if appropriate. When  the all-in-one is receiving fax data, print data, or
scanning commands, control-panel messages indicate this status. In addition, alert messages,
warning messages, and critical error messages indicate  situations that might...

Control panel messageDescriptionRecommended action
the wall, plug in a telephone, and try
making a call. Plug the all-in-one phone
cord into a jack for another phone line.
Try a different phone cord.
If the error persists, contact HP Customer
Care. See 
HP Customer Care or the
support flyer that came in the all-in-one box.
Device error. [] to cont.The all-in-one experienced an internal
communication error.This is a warning message only. Job output
might be affected.
Device is busy. Try again laterThe...

Control panel messageDescriptionRecommended action
If the error persists, contact HP Customer
Care. See HP Customer Care or the
support flyer that came in the all-in-one box.
Fax is busy Redial pendingThe fax line to which you were sending a
fax was busy. The all-in-one automatically
redials the busy number. See 
Changing the
redial settings .
Allow the all-in-one to retry sending the fax.
Call the recipient to ensure that the fax
machine is on and ready.
Check that you are dialing the correct fax...

Control panel messageDescriptionRecommended action
Make sure that the phone is working by
disconnecting the all-in-one, plugging in a
telephone to the phone line, and making a
voice call.
Turn off error-correction mode (ECM), and
turn off V.34. Ask the sender to resend the
fax. See 
Setting the fax-error-correctionmode or Changing the V.34 setting .
Connect the all-in-one to a different phone
line.
If the error persists, contact HP Customer
Care. See 
HP Customer Care  or the
support flyer that came in...

Control panel messageDescriptionRecommended action
Mem. low 1 copy. Press [cancel]The all-in-one completed making one copy.
The remaining copies have been canceled
because of low memory.Press Cancel  to clear the error. Break the
job into smaller jobs that contain fewer
pages.
Memory is low Try again laterThe all-in-one does not have enough
memory to start a new job.Wait until the current job is finished before
starting a new job.
Memory is low. Press The all-in-one memory has been almost
completely...

Control panel messageDescriptionRecommended action
Check that you are dialing the correct fax
number.
Check that the redial option is enabled.
Unplug the telephone cord from both the all-
in-one and the wall and replug the cord.
Unplug the all-in-one telephone cord from
the wall, plug in a telephone, and try
making a voice call.
Plug the all-in-one phone cord into a jack
for another phone line.
If the error persists, contact HP Customer
Care. See 
HP Customer Care or the
support flyer that came in the...

Control panel messageDescriptionRecommended action
Settings clearedThe all-in-one has cleared job settings.Re-enter any appropriate job settings.
Unauthorized supply in use/
Unauthorized black (to accept press [
]A new supply has been installed that is not
made by HP. This message is shown until
an HP supply is installed or  is pressed. If you believe you purchased an HP supply,
please call the HP fraud hotline at
1-877-219-3183. Service or repairs that are
required as a result of using non-
HP supplies...

Critical error messages
Critical error messages can indicate some kind of failure. Cycling the power might fix the problem. If
a critical error persists, the all-in-one might require service.
Critical error message-tables
Table 13-2  Critical error messages
Control panel messageDescriptionRecommended action
49 ErrorThe all-in-one has experienced an internal
embedded software error.Turn off the power by using the power
switch, wait at least 30 seconds, and then
turn on the power and wait for the...

Control panel messageDescriptionRecommended action
55.1 ErrorThe all-in-one has experienced an internal
hardware error.Turn off the power by using the power
switch, wait at least 30 seconds, and then
turn on the power and wait for the all-in-one
to initialize.
If a surge protector is being used, remove
it. Plug the all-in-one directly into the wall
socket. Use the power switch to turn the all-
in-one on.
If the error persists, contact HP Customer
Care. See 
HP Customer Care or the
support flyer that came...

Print problems
Print quality problems
Occasionally, you might encounter problems with print quality. The information in the following
sections helps you identify and resolve these issues.
NOTEIf you are having copy problems, see Copy problems .
Improving print quality
Use the print-quality settings to prevent print-quality problems.
Understanding print-quality settings
Print-quality settings affect how light or dark the print is on the page and the style in which the
graphics are printed. You can also...