HP 510 - Manual (Page 129)

Ink cartridge replacement
required The printer has detected that one or more of the ink cartridges is
missing or has an error, as indicated by flashing crosses. The four
icons refer from left to right to the Cyan (
• ), Black ( •), Magenta ( • )
and Yellow ( • ) cartridges.
For an explanation of the icons and details of the replacement
procedure, see
Ink cartridges .
INK CARTRIDGES need to be
functional.
Replace before replacing
printheads You have attempted to replace printheads, but the printer has
detected that there are ink cartridges that are wrong. The ink
cartridges must be replaced before the printheads can be replaced.
First replace the faulty, empty or missing ink cartridges and then
replace the printheads. See
Ink cartridge replacement and
Printhead replacement .
Install missing cartridges and
replace empty cartridges
before replacing printheads You are replacing printheads, but the printer has detected that some
cartridges are empty and some are missing. The empty cartridges
must be replaced and the missing ones inserted before the
printheads are replaced.
Follow the procedure for
Ink cartridge replacement . Press the Enter or
Cancel key to continue.
Install missing cartridges
before replacing printheads You are replacing printheads, but the printer has detected that one
or more cartridges are missing. The missing cartridges must be
installed before the printheads are replaced.
Follow the procedure for
Printhead replacement . Press the Enter or
Cancel key to continue.
Front-panel messages
Message Explanation and action