HP LaserJet M9040M9050 Multifunction Printer series - Manual (Page 226)

4. Push the 8-bin mailbox back into place, and then reattach the upper bin.
Figure 12-68 Clear jams in the 8-bin mailbox (3 of 3)
NOTE: Check that the paper used is not thicker than the 8-bin mailbox supports. See Supported paper
and print media sizes on page 81 .
Solve repeated jams
Situation Solution
General repeated jam problems 1. Verify that the media is correctly loaded in the trays and that
all width guides are correctly set (see
Print tasks on page 97 ).
2. Verify that the paper tray is set for the size of media installed
and that the tray is not overloaded.
3. Try turning over the stack of media in the tray. If you are
using prepunched or letterhead paper, try printing from tray 1.
4. Do not use previously printed media or torn, worn, or
irregular media. For recommended media for your MFP, see
Supported paper and print media sizes on page 81 .
5. Check the media specifications. (See Supported paper and
print media sizes on page 81 .) If media is outside of the
recommended specifications, problems can occur.
6. MFP might be dirty. Clean the MFP as described in Clean
the MFP on page 170 .
7. Check that all damaged or jammed media is removed from
MFP.
Repeated jams in the ADF 1. The ADF might be dirty. Clean the ADF as described in
Clean the ADF delivery system on page 172 .
NOTE: If jams continue, contact your HP-authorized service provider. (See the HP support flyer or go
to www.hp.com/support/ljm9040mfp or www.hp.com/support/ljm9050mfp .)
212 Chapter 12 Problem solve ENWW