I HAVE A BRAND NEW HP PHOTOSMART 7520 THAT I JUST PURCHASED FROM HP AND HAVE SET UP AND IT PRINTS BEAUTIFULLY. I DO EPRINT. HAVE A USB HP CABLE TO HOOK PRINTER TO COMPUTER. NOTHING HAS ANYTHING TO DO WITH APPLE. NOW IT ALL OF A SUDDEN HAS THIS MESSAGE AND WON'T GO AWAY. ?USB DEVICE NOT COMPATIBLE HELP THE USB DEVICE MUST BE A USB DRIVE OR BE IN DISK DRIVE/MASS STORAGE MODE. CHECK THE MENU OF YOUR DEVICE FOR TERMS SUCH AS, DISK DRIVE MODE AND MASS STORAGE MODE. APPLE DEVICES DO NOT SUPPORT DISK DRIVE OR MASS STORAGE MODE. WHAT THE HECK DOES THIS ALL MEAN. ME AND COMPUTER LANGUAGE DO NOT MIX. I HAVE TO
HAVE IT IN PLAIN ENGLISH. I CAN PRINT FROM COMPUTER EVEN THO MESSAGE IS ON PRINTER SCREEN, BUT I CANNNOT PRINT MY PICTURES BECAUSE I CAN NOT GET THE MESSAGE OFF THE PRINTER SCREEN!?!?!?!? WHAT IS GOING ON????