I have a problem on the C7020 when launching prints jobs. The driver spooler is empty on the machine but the treatment timeon the MFD's very slow. To print 10 pages it takes more than 2min (pdf, docs, jpeg ...). I've updated the latest firmware version, the latest version driver;I tested on windows 7 and 10. but without result. any help plz,what should I do then !!! ??