HP LaserJet Pro 400 M401 User Manual

50.x Fuser Error Turn off then on
Description
The product has experienced an error with the fuser.
Recommended action
Turn the product power off, wait at least 30 seconds, and then turn the product power on and wait for
it to initialize.
Turn off the product, wait at least 25  minutes, and then turn on the product.
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.
51.XX Error Turn off...

Recommended action
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.
57 Fan error Turn off then on
Description
The product has experienced a pr oblem with its internal fan.
Recommended action
Turn the product power off, wait at  least 30 seconds, and then turn the...

If the message persists, contact HP support.
79 Service error Turn off then on
Description
An incompatible DIMM is installed.
Recommended action
1.Turn the product power off.
2. Install a DIMM that  the product supports.
3. Turn the product on.
If the message persists , contact HP support.
Black cartridge low
Description
The toner cartridge is nearing the end of its useful life.
Recommended action
Printing can continue, but consider having  a replacement toner cartridge available.
Black cartridge very...

Recommended action
Wait for the cleaning process to finish.
Device error Press [OK]
Description
An internal error occurred.
Recommended action
Press the OK button to resume the job.
Door open
Description
The product front door is open.
Recommended action
Close the door.
Genuine HP supply installed
Description
A genuine HP supply was installed.
Recommended action
No action necessary.
Install black cartridge
Description
The toner cartridge is either not installed or not correctly installed in the product....

Jam in 
Description
The product has detected a jam.
Recommended action
Clear the jam from the location indicated. The job should continue to print. If it does not, try reprinting
the job.
If the message persists , contact HP support.
Jam in Tray  Clear  jam and then Press [OK]
Description
The product has detected a jam.
Recommended action
Clear the jam from the location indicated, and then press  OK.
If the message persists , contact HP support.
Load tray 1 , 
Description
No trays are configured for the...

Load tray   
Description
A tray is configured for the paper type and size that the print job is requesting, but that tray is empty.
Recommended action
Load the correct paper into the tray, or press the OK  button to use paper in a different tray.
Manual duplex Load tray  Press [OK]
Description
The first side of a manual duplex job has printed, and the page needs to be loaded to process the
second side.
Recommended action
Load the page in the indicated tray  with the side to be printed face up, and the...

To avoid this problem, try the following solutions:
◦Adjust the paper guides in the tray. Make sure 
the front paper guide is pushing the paper against
the back edge of the tray.
◦ Use paper that meets HP specif
ications. Store paper unopened in its original packaging.
◦ Use the product in an area that meets the en
vironmental specifications for this product.
Print failure, press OK. If error repeats, turn off then on.
Description
The product cannot process the page.
Recommended action
Press the OK...

very low mode will not be considered to be defects in materials or workmanship in the toner cartridge
under the HP Print Cartridge Warranty Statement.
Supplies low
Description
A toner cartridge is low.
Recommended action
Printing will continue until a  Very Low message displays. Consid er having a replacement toner
cartridge available.
Unexpected size in tray   Load  Press [OK]
Description
The product has detected paper in the tray that  does not match the configuration for the tray.
Recommended action...

Paper feeds incorrectly or becomes jammed
The product does not pick up paper
If the product does not pick up pape r from the tray, try these solutions.
1. Open the product and remove  any jammed sheets of paper.
2. Load the tray with the correct  size of paper for your job.
3. Make sure the paper guides in the tray are adju sted correctly for the size of paper. Adjust the
guides so they are touching th e paper stack without bending it.
4. Check the product control panel to see if the pr oduct is waiting...

Clear jams
Jam locations
Jams can occur in these locations:
1 Output bin
2 Rear door
3Tray 1
4Tray 2
5 Optional Tray 3
Loose toner might remain in the product after a jam. This problem typically resolves itself after a few
sheets have been printed.
Clear a jam in Tray 1
NOTE: If the sheet tears, remove all fr agments before resuming printing.
98 Chapter 5   Solve problems ENWW