HP Officejet J5780 User Manual

Solution:
What to do
•Other equipment, which uses the same phone line as the HP All-in-One, might
be causing the test to fail. To find out if other equipment is causing a problem,
disconnect everything except the HP All-in-One from the phone line, and then run
the test again. If the Dial Tone Detection Test passes without the other
equipment, then one or more pieces of the equipment is causing problems; try
adding them back one at a time and rerunning the test each time, until you identify
which piece of...

•Check to make sure the country/region setting is set appropriately for your
country/region. If the country/region setting is not set or is set incorrectly, the test
might fail and you might have problems sending and receiving faxes.
•Make sure you connect the HP All-in-One to an analog phone line or you will not
be able to send or receive faxes. To check if your phone line is digital, connect a
regular analog phone to the line and listen for a dial tone. If you do not hear a
normal sounding dial tone,...

The fax log report shows an error
Cause:If there is a problem or error encountered during sending or receiving a fax,
a Fax Log report will print.
Solution:Review the following table for information on the error codes in the Fax
Log report. This information can help you troubleshoot any problems you encounter
when using the fax features of the HP All-in-One. The table also indicates which codes
are specific to Error Correction Mode (ECM). If the same error appears repeatedly,
try turning off ECM.
To...

Error codeError definition
(285 Error Correction
Mode)
286
290There was a communication error with the sending fax
machine.
291The received fax could not be stored.
314-320There is a feature incompatibility with the receiving fax
machine.
321There was a communication error with the receiving fax
machine.
322-324Telephone line conditions were too poor to send a fax.
(325-328 Error Correction
Mode)
329-331The receiving fax machine indicated one or more pages might
not be readable.
332-337
(338-342 Error...

Copy troubleshooting
Use this section to solve these copy problems:
•
Copies are too light or too dark
•
Nothing happens when I try to copy
•
Parts of the original do not appear or are cut off
•
Fit to Page is not working as expected
•
The printout is blank
•
A borderless copy has white space around the edges
•
The image is cropped when I make a borderless copy
Copies are too light or too dark
Cause:The Lighter / Darker setting for the HP All-in-One is set too light or too dark.
Solution:Adjust the...

off. Make sure the power cord is connected and plugged into a power outlet. Press
the Power button to turn on the HP All-in-One.
Cause:The original is placed incorrectly on the glass or in the document feeder
tray.
Solution:Load the original on the glass or in the document feeder tray.
•If you are loading your original on the glass, place it print side down on the right
front corner as shown below. To copy a photo, position the photo so that the long
edge of the photo is along the front edge of the...

Solution:Do not use the HP All-in-One to copy onto envelopes or other papers the
HP All-in-One does not support.
Cause:The HP All-in-One has a paper jam.
Solution:For information on clearing paper jams, see 
Clear paper jams.
Parts of the original do not appear or are cut off
Cause:The original is placed incorrectly on the glass or in the document feeder
tray.
Solution:Load the original on the glass or in the document feeder tray.
•If you are loading your original on the glass, place it print side down...

NOTE:Do not load photos in the document feeder tray to copy. If you are copying
a photo, place it on the glass.
Cause:The original fills the entire sheet.
Solution:If the image or text on your original fills the entire sheet with no margins,
use the Fit to Page feature to reduce your original and prevent unwanted cropping
of the text or images at the edges of the sheet.
To resize a document from the control panel
1.Make sure you have paper loaded in the input tray.
2.Load your original print side down on...

200% might be the maximum enlargement percentage allowed by your model.
Enlarging a passport photo by 200% might not enlarge it enough for it to fit a full-size
page.
If you want to make a large copy of a small original, scan the original into the computer,
resize the image in the HP scanning software, and then print a copy of the enlarged
image.
Cause:The original is placed incorrectly on the glass.
Solution:Load the original print side down on the right front corner of the glass as
shown below. To copy...

3.Dry the glass with a dry, soft, lint-free cloth to prevent spotting.
4.Turn on the HP All-in-One.
To clean the lid backing
1.Turn off the HP All-in-One, unplug the power cord, and raise the lid.
NOTE:Depending how long the HP All-in-One is unplugged, the date and
time might be erased. You might need to reset the date and time later, when
you plug the power cord back in.
2.Clean the white document backing with a soft cloth or sponge slightly moistened
with a mild soap and warm water.
Wash the backing...