HP LaserJet P2055dn User Manual

10 Solve problems
●Solve general problems
●
Restore factory settings
●
Interpret control-panel messages
●
Jams
●
Solve print-quality problems
●
Solve performance problems
●
Solve connectivity problems
●
Solve common Windows problems 
●
Solve common Macintosh problems
●
Solve Linux problems
ENWW 99
 

Solve general problems
If the product is not responding correctly, complete the steps in the following checklist, in order. If the
product does not pass a step, follow the corresponding troubleshooting suggestions. If a step resolves
the problem, you can stop without performing the other steps on the checklist.
Troubleshooting checklist
1.Make sure the product Ready light is on. If no lights are on, complete these steps:
a.Check the power-cable connections.
b. Check that the power switch is on.
c. Make...

8.Verify that you have installed the printer driver for this product. Check the program to make sure
that you are using the printer driver for this product.
9. Print a short document from a different program that has worked in the past. If this solution works,
then the problem is with the program you are using. If this solution does not work (the document
does not print) complete these steps:
a.Try printing the job from another computer that has the product software installed.
b. If you connected the...

Interpret control-panel messages
The control-panel messages indicate the current product status or situations that might require action.
Control-panel messages appear temporarily and might require that you acknowledge the message by
pressing OK to resume printing or by pressing  X to cancel the job. With certain messages, the job might
not finish printing or the print quality might be affected. If the message is related to printing and the auto-
continue feature is on, the product will attempt to resume...

Control-panel messageDescriptionRecommended action
49 Error
Turn off then onThe product experienced an internal error.Turn the product off, wait at least 30 seconds,
and then turn the product on and wait for it to
initialize.
If you are using a surge protector, remove it.
Plug the product directly into the wall socket.
Turn the product power on.
If the message persists, contact HP support.
See 
Customer support on page 141.
50.X Fuser error
Turn off then onThe product has experienced an error with
the...

Control-panel messageDescriptionRecommended action
79 Error
Turn off then onThe product has experienced an internal
firmware error.Turn the product power off, wait at least
30 seconds, and then turn the product power
on and wait for it to initialize.
If you are using a surge protector, remove it.
Plug the product directly into the wall socket.
Turn the product power on.
If the message persists, contact HP support.
See 
Customer support on page 141.
79 Service error
Turn off then onAn incompatible DIMM is...

Control-panel messageDescriptionRecommended action
Memory is low
Press [OK]The product memory is almost full.Press OK to finish the job, or press the Cancel
button 
 to cancel the job.
For information about increasing the product
memory, see 
Install memory on page 85.
Misprint
Press [OK]Print media has been delayed as it moves
through the product.Press  OK to clear the message.
Non-HP supply installedA non-HP supply is installed.If you believe you purchased an HP supply,
go to...

Jams
Common causes of jams
Many jams are caused by using paper that does not meet HP specifications. For complete paper
specifications for all HP LaserJet products, see the HP LaserJet Printer Family Print Media Guide. This
guide is available at 
www.hp.com/support/ljpaperguide .
The product is jammed.1
CauseSolution
The paper does not meet specifications.Use only paper that meets HP specifications. See Paper andprint media on page 43.
A component is installed incorrectly.Verify that the print cartridge...

Jam locations
Jams can occur at the following locations in the product.
1
32
1Internal areas
2Input trays
3Output bins
Clear jams
When clearing jams, be careful not to tear jammed paper. If a small piece of paper remains in the product,
it could cause additional jams.
CAUTION:Before clearing jams, turn the product off and disconnect the power cord.
Internal areas
Print-cartridge area and paper path
1.Push the button to open the print-cartridge door, and then remove the print cartridge.
CAUTION: To...

2.If jammed paper is visible, grasp it with both hands and slowly pull it out of the product.
3.Replace the print-cartridge, and close the print-cartridge door.
4.If no paper was jammed inside the print-cartridge door, open the jam-release door at the back of
the product.
108 Chapter 10   Solve problems ENWW