Pioneer has noted a with its DVD-R optical drive mechanisms. These mechanisms are used by a number of computer and peripheral manufacturers, including Apple. Pioneer explained that certain drive mechanisms would require a firmware upgrade in order to avoid potential damage when used with new high-speed recordable 4x DVD-R and 2x DVD-RW discs. 'Various media manufacturers have begun production of these discs that will soon be available in the marketplace,' explained Pioneer, calling the discs a new standard established by the DVD Forum.

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The company explained that the problem is related to a firmware bug in certain Pioneer-made DVD-R/RW recorders and drives that can cause the units and the media to, under certain circumstances, get damaged. The problem can be fixed with the application of a firmware upgrade. Among those devices affected are the DVR-A03, DVR-103, DVR-A04 and DVR-104 computer drive mechanisms, along with 'certain OEM computer systems containing Pioneer-manufactured DVD-R/RW drives.' Pioneer has set up a Web page with links to firmware updaters, including a 'Macintosh Updaters' link that yielded an 'Under Construction' place marker as MacCentral posted this article. This story, 'Pioneer notes firmware problem with DVD-R mechanisms' was originally published.