HP LaserJet Pro 400 M401 User Manual

							1.If you can see the jammed sheet, remove the
jammed sheet by pulling it straight out.  
2.
If you cannot see the ja mmed sheet, open the
print cartridge door, and  then remove the print
cartridge.  
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							3.Remove the jammed sheet by pulling it straight
out.
CAUTION: Do not pull up on the jammed
sheet. Be sure to pull it straight out.  
4.
Reinstall the print cartri dge, and then close the
print cartridge door.  
Clear a jam in Tray 2 
1.
Remove the tray from the product.  
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							2.Remove the jammed sheet by pulling it straight
out.  
3.
Replace the tray.  
4.Press the  OK button to continue printing.  
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							Clear a jam in optional Tray 3
1.Remove the tray from the product.  
2.Remove the jammed sheet by pulling it straight
out.  
3.
Replace the tray.  
4.Press the  OK button to continue printing.  
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							Clear jams from the output bin
CAUTION:Do not use sharp objects, such as tweezers or needle-nose pliers, to remove jams.
Damage caused by sharp objects wi ll not be covered by the warranty.
1.With both hands, grasp the paper, and
carefully pull it free from the product.  
Clear a jam in the duplexer area
1.
Open the rear door.  
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							2.Remove any jammed sheets.
NOTE: If the sheet tears, remove all
fragments before re suming printing.
CAUTION: Wait until the fuser area has
cooled before clearing the jam.  
3.
Close the rear door.  
Clear a jam in the fuser area
1.Open the rear door.  
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							2.Remove any jammed sheets.
NOTE: If the sheet tears, remove all
fragments before re suming printing.
CAUTION: Wait until the fuser area has
cooled before clearing the jam.  
3.
Close the rear door.  
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							Improve print quality
Check the paper type setting (Windows)
Check the paper type setting if you are having any of the following problems:
● Toner is smearing on the printed pages.
● Repeated marks occur on the printed pages.
● Printed pages are curled.
● Toner flakes off the printed pages.
● Printed pages have small unprinted areas.
1. From the software program, select the  Print option.
2. Select the product, and then click the  Properties or Preferences  button.
3. Click the  Paper/Quality  tab.
4. From the  Paper type drop-down list, click the  More... option.
5. Expand the list of  Type is: options.
6. Expand each category of paper types until you find the pa per type that you are using.
7. Select the option for the type of paper you are using, and then click the  OK button.
Check the paper type setting (Mac OS X)
Check the paper type setting if you are  having any of the following problems:
● Toner is smearing on the printed pages.
● Repeated marks occur on the printed pages.
● Printed pages are curled.
● Toner flakes off the printed pages.
● Printed pages have small unprinted areas.
1. On the  File menu, click the  Print option.
2. In the Printer  menu, select this product.
3. In the Copies & Pages  menu, click the Page Setup button.
4. Select a size from the  Paper Size drop-down list, and then click the  OK button.
5. Open the  Finishing  menu.
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							6.Select a type from the  Media-type drop-down list.
7. Click the  Print button.
Check toner cartridge status
Print the supplies status  page (LCD control panel)
Information pages reside within the product memo ry. These pages help diagnose and solve problems
with the product.
NOTE: If the product language was not correctly set  during installation, you can set the language
manually so the information pages print in one of  the supported languages. Change the language by
using the  System Setup  menu on the control panel or the embedded Web server.
1.On the product control panel, press the  OK button to open the menus.
2. Open the  Reports menu.
3. Select the  Supplies Status  item, and then press the  OK button to print the report.
4. Check the Supplies Status Page for Approxi mate Pages Remaining and other information
regarding the toner cartridge.
Print the supplies status page  (touchscreen control panel)
Information pages reside within the product memo ry. These pages help diagnose and solve problems
with the product.
NOTE: If the product language was not correctly set  during installation, you can set the language
manually so the information pages print in one of  the supported languages. Change the language by
using the  System Setup  menu on the control panel or the embedded Web server.
1.
From the Home screen on the prod uct control panel, touch the Setup  button.
2. Touch the  Reports button.
3. Touch the  Supplies Status  button to print the report.
Check the supplies status
Check the supplies status page for the following information:
●Estimated percentage of 
cartridge life remaining
● Approximate pages remaining
● Part numbers for HP toner cartridges
● Number of pages printed
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							Print a cleaning page
Print a cleaning page to remove dust and excess toner from the paper path if you are having any of the
following problems:
● Specks of toner are on the printed pages.
● Toner is smearing on the printed pages.
● Repeated marks occur on the printed pages.
Print a cleaning page (LCD control panel)
1.
On the product control panel, press the  OK button to open the menus.
2. Open the following menus:
● Service
● Cleaning Page
3. Load plain paper in Tray 1, and then press the  OK button to start the cleaning process.
Wait until the process is comple te. Discard the page that prints.
Print a cleaning page (touchscreen control panel)
1.
From the Home screen on the prod uct control panel, touch the Setup  button.
2. Touch the  Service menu.
3. Touch the  Cleaning Page  button.
4. Load plain letter or A4 paper when you are prompted.
5. Touch the  OK button to begin the cleaning process.
Wait until the process is comple te. Discard the page that prints.
Inspect the toner cartridge for damage
1.Remove the toner cartridge from the product,
and verify that the sealing tape has been
removed.  
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