316 Understanding MFP messages ENWW
79.XXXX ERROR
TO CONTINUE TURN OFF THEN
ON
A critical hardware error has occurred. 1 Turn the MFP off, and then turn the
MFP on.
2 If the message persists, contact an
HP-authorized service or support
provider. (See “Information from the
MFP” on page 363, or go to
www.hp.com/go/clj9500mfp
.)
Message Description or explanation Recommended action