HP Officejet J5780 User Manual

Solution:
NOTE:This possible solution applies only in the countries/regions that receive
a 2-wire phone cord in the box with the HP All-in-One, including: Argentina,
Australia, Brazil, Canada, Chile, China, Colombia, Greece, India, Indonesia,
Ireland, Japan, Korea, Latin America, Malaysia, Mexico, Philippines, Poland,
Portugal, Russia, Saudi Arabia, Singapore, Spain, Taiwan, Thailand, USA,
Venezuela, and Vietnam.
To send a fax manually, the telephone must be connected directly to the port labeled
2-EXT...

Solution:If you did not load an original in the document feeder tray, or if the original
is not pushed in far enough, you will be unable to send a fax manually. Load an original
in the document feeder tray, or push the original farther into the tray. Once the HP All-
in-One detects the original, a confirmation message appears on the display.
Pages of a fax I sent are missing
Cause:Two or more pages were fed through the document feeder tray at the same
time.
Solution:Print a Last Transaction report to...

The quality of the fax I sent is poor
Cause:The phone line connection is noisy. Phone lines with poor sound quality
(noise) can cause faxing problems.
Solution:If the failure was due to noise on the phone line, contact the sender to
have them resend the fax. The quality might be better when you try again. You can
check the sound quality of the phone line by plugging a phone into the telephone wall
jack and listening for static or other noise. If the problem persists, turn Error
Correction Mode (ECM) off...

Cause:The glass of the HP All-in-One might be dirty.
Solution:If you are sending a fax from the glass, make a copy to check the quality
of the printout. If the quality of the printout is poor, clean the glass.
To make a copy from the control panel
1.Make sure you have paper loaded in the input tray.
2.Load your original print side down on the right front corner of the glass or print
side up in the document feeder tray.
If you use the document feeder tray, place the pages so that the top edge of the...

Solution:Make a copy to check the quality of the printout. If the printout is too light,
you can darken it by adjusting the Lighter / Darker setting when sending the fax.
To change the Lighter / Darker setting from the control panel
1.Load your originals print side up into the document feeder tray. If you are sending
a single-page fax, such as a photograph, you can also load your original print side
down on the glass.
NOTE:If you are sending a multiple-page fax, you must load the originals in
the...

Solution:Load your originals into the document feeder tray. If you are sending a
single-page fax, such as a photograph, you can also load your original on the glass.
To load an original in the document feeder tray
1.Load your original, with the print side up, into the document feeder tray. Slide the
paper into the automatic document feeder until you hear a beep or see a message
on the display indicating that the HP All-in-One detected the pages you loaded.
TIP:For more help on loading originals in the...

3.Close the lid.
Fax transmission is slow
Cause:You are sending a fax in color.
Solution:Sending a fax in color can take longer than sending a black-and-white
fax. Try sending the fax in black and white.
Cause:The document contains a lot of graphics or has very fine detail.
Solution:For faster transmission, use Standard resolution. This setting provides
the fastest possible transmission with the lowest quality of fax. The default resolution
is Fine, which can take longer to send.
To change the resolution...

jack and listening for static or other noise. If the problem persists, turn Error
Correction Mode (ECM) off and contact your telephone company.
To change the ECM setting from the control panel
1.Press Setup.
2.Press 5, and then press 6.
This selects Advanced Fax Setup and then selects Error Correction Mode.
3.Press 
 to select On or Off.
4.Press OK.
Cause:The fax resolution setting is set to a high resolution, such as Fine (the
default) or Photo.
Solution:For faster transmission, use Standard resolution....

Solution:Make sure the Fax Speed option is set to Fast or Medium.
To set the fax speed from the control panel
1.Press Setup.
2.Press 5, and then press 7.
This selects Advanced Fax Setup and then selects Fax Speed.
3.Press 
 to select one of the following settings, and then press OK.
Fax speed settingFax speed
Fastv.34 (33600 baud)
Mediumv.17 (14400 baud)
Slowv.29 (9600 baud)
The HP All-in-One cannot receive faxes, but can send faxes
Cause:The HP All-in-One is not set up properly for faxing....

Cause: Auto Answer is turned off, which means that the HP All-in-One will not
answer incoming calls. You must be available to respond in person to incoming fax
calls, or the HP All-in-One will not answer the incoming fax call.
Solution:Depending on your office setup, you might be able to set the HP All-in-
One to answer incoming calls automatically. To find out what the recommended
answer mode is for your office setup, see 
Choose the recommended answer mode
for your setup.
If you must have Auto Answer...