Http://www tomshardware com/forum/57496-35-matshita-850s-firmware

msharoknian

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Nov 29, 2009
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hi,my laptop is acer aspire 5570z and has dvd-ram uj850s 1.61 but dosent work,

when i insert cd or dvd into the cddvd-ram so i have error ocurred,why?
help me pleas
 

msharoknian

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Nov 29, 2009
2
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18,510