Sanyo HD-60DVD head in the domestic brand-name machine used more, the brand DVD also widely used. But this slick new will appear after reading VCD normal but not read DVD, turn stopped for a while, this is not a new head has a problem, but the distance between head and disk problems, as long as the 4 screw head below the bracket of slightly loose, immediately at DVD, I changed more than 10 are this problem, please change this baldheaded friend note。CP4service manual download site