Date 09 Dec Sources for this article: Once again I am certain this is fixable. It reads all the games,movies, music, cds, dvds. I used these instructions:

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This led him to start a thread describing the problem in the Apple Support Discussion forums.

Matshita DVD-R UJ Writing Problem | MacRumors Forums

Upgrading firmware is a sensitive operation. Share Facebook Twitter Reddit. So here is the response to your issue!

Good luck to all. You need to download the “SimpleFlash. PB has had many other problems requiring extensive module replacement. Merged Content 1 Merged Content 1. A small app allows you to change region without limitation.

Below is a list of fixes suggested by forum users, all of which offer unpredictable degrees of success or failure. Apple has been of no help. : Tout sur les PowerBook et MacBook

Some are unable to mount any disc of any kind. Sep 30, 5: For Nec, Optiarc, Sony and few other optical drives, use NecflashX for dumping or upgrading the firmware.


It reads all the games,movies, music, cds, dvds. The optical drive it will not mount DVD data disks. Follow This App Developer website: The closest authorized repair shop is two hours away. In his particular case, a MacBook Pro began having difficulty reading all kinds of optical discs shortly after its warranty expired. If you computer is not in the above tables, please contact us.

And the TV for movies. Change the way you install and update apps with the all new MacUpdate Desktop. He looked it up and there wasn’t one within un of my house if you can believe it.

Some users believe the problem is simply rooted in faulty optical drives, while others are convinced problems were prompted by a recent firmware or security update. This little software allows you to set the “region counter” to zero.

Mine f flawlessly until just after Apple care ended at the end of May.

MATSHITA DVD-R UJ-846 Firmware FM3J download

I had this problem um a brand-new iMac last summer. Only after I broke its connector to the motherboard did I realize the Superdrive sits in a snap-in plastic carrier and would have been easy to replace if I’d known that. Toplease Login. The Costs and ease of repair out matshiita the few niceities that the Mac provides. After discussing the problem with my daughter, who attends a 486 where the art school supplies Macbooks for their students, her comment to me was eye-opening.


Although the 24″ Aluminum iMacs are calling to me. Apply the patch, and before rebooting your Mac, modify this file again to come back to initial values. Please, read the ReadMe. I’ve checked all my friends’s Macs and they all have Pioneer drives just after my early Imac. Look at the forums at how many peoples Superdrive’s fail and at the difficulty in replacing.

It just ejects the disk.