i get question mark when i start my mac and cd-dvd dont work

[ofer]

i get question mark when i start my mac and cd-dvd dont work
i get question mark when i start my mac and cd-dvd dont work
mac osx 10.4.11 power mac power pc g4 3.3
and looking at the system profiler on the ata bus i see pioneer dvd-rw dvr-105
unit number show 0
plase help
thank you

 

[Walrus666]

Hello,
Perhaps this will help.