The D|AX head HH|I|D HH|EH|JH HH|I|JH of O|V AH|B O|B the D|AX optical U|P|T|IH|K|AX|L AA|P|T|I|K|AX|L U|P|T|I|K|AX|L disk JH|IH|S|K D|I|S|K JH|I|S|K D|IH|SH|K JH|IH|SH|K D|I|SH|K JH|I|SH|K reader R|IH|D|ER R|I|JH|ER R|IH|JH|ER R|I|D|I R R|IH|D|I R R|I|JH|I R R|IH|JH|I R was W|U|Z W|AA|S W|U|S dirty JH|ER|T|I D|I R|T|I JH|I R|T|I D|ER|T|IH JH|ER|T|IH D|I R|T|IH JH|I R|T|IH