[mdlug] Utity for verifying functionality of DVD drive.

[Aaron Kulkis]

Carl T. Miller wrote:
> Jim Fulner wrote:
>> I tried to burn a DVD  today and DeeVeeDee kept telling me to insert a
>> valid disk. At first my thought was when  year old got into the spindle
>> and
>> see through my disks on the floor she had ruined them all. Then later I
>> tried listening to an audio CD and the machine spit it out Almost
>> immediately after putting it back in.
>
> If the laser unit is built into the tray, try ejecting the
> tray and gently wiping the lens with a microfibre cloth.
> This works for me on one old laptop.  If the laser unit
> doesn't eject, I'd try blasting a few puffs of canned air
> into the unit.  Worst case is that you'd have to replace
> the unit.

Note that even the laptop optical drives have an industry-standard form factor,
so you can, if you want, upgrade to a lightscribe unit, or bluray or whatever
you want, without having to hunt down the same model number as what is in your
laptop right now.