For the internal DVD drive, wrap a microfibre cloth round a credit card, pass it into the slot and move side to side gently, that should clean any dust off the lens and has worked for me in the past.
Regards Sam -- MacAmbulance Sam Mullen 07747778022 [email protected] On 9 May 2011, at 15:59, Andrew Tett <[email protected]> wrote: > Hi there... > > I have an issue when trying to burn DVDs with my PowerBook G4 (12" screen, > running 10.4.11). It seems to have had "issues" for a little while but > having just had three out of four DVDs turn out at coasters I'd love to know > what might be the cause. > > Using Toast (6.11) I can get the computer to burn a disc (it seems) OK, but > it has failed three times during the verification. However, the speed that I > select in the "Write Speed" options menu has no relation to the actual > burning speed. One disc took 9 minutes or so at supposedly 4x speed, and > when I selected 2x, it took just under two minutes! These oddities seem to > be the case irrespective of whether I use the internal Superdrive or an > external firewire LaCie which I prefer to use. > > Going back in time, two years ago I had the in-built superdrive replaced > under extended warranty (just) at Robert Harding's place. I remember > chatting to the engineer there who pointed out something to me that I have no > idea what needs to be done to fix it: He said, that when he looked into the > "About this Mac" section, he could not find any details of write speeds in > connection with the built-in drive - either the old one or the subsequent > replacement. I do not know how to correct this, if indeed it can be > corrected. > > If any of this makes any sense and someone can point me to the cause (other > than rubbish discs, although they are Verbatim which have always been good in > my experience) I would be grateful. > > Andrew > -- > You received this message because you are subscribed to the Google Groups > "Sussex Mac User Group" group. > To post to this group, send an email to [email protected]. > To unsubscribe from this group, send email to > [email protected]. > For more options, visit this group at > http://groups.google.com/group/smug?hl=en-GB. -- You received this message because you are subscribed to the Google Groups "Sussex Mac User Group" group. To post to this group, send an email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/smug?hl=en-GB.
