HP 850 - Manual (Page 79)

Chapter 7: Troubleshooting and support 79
Unable to
communicate with
printer
There is no
connection
between the
camera and
printer.
Make sure the cable is
connected between the
camera or camera dock
and the printer. If that does
not work, turn off the
camera and disconnect it.
Turn the printer off and
then on again. Re-connect
the camera and turn it on.
A supported
printer is either
turned off or not
connected to the
camera.
Make sure the camera is
connected to a supported
printer and that the printer
is turned on.
Photo tray is
engaged
The selected
paper size
cannot be used
with the printer
photo tray.
Disengage the printer
photo tray, or change the
paper size.
Printer top cover
is open
The printer is
open.
Close the top cover of the
printer.
Incorrect or
missing print
cartridge
The printer
cartridge is the
incorrect model
or is missing.
Install a new printer
cartridge, turn the printer
off, then turn it back on.
Printer has a
paper jam
or
The print carriage
has stalled
There is a paper
jam or the
printer carriage
has stalled.
Turn off the printer. Clear
the paper jam, and then
turn on the printer.
Message Possible cause Solution