PUT THE LAPTOP UPSIDE DOWN IF THE CDS ARE READ THEN ITS THE COMBO DRIVE. IF NOT GET YOUR SELF A SET OF TORX SCREW DRIVERS AND OPEN THAT BAD BOY UP. THE DRIVES LID MIGHT BE SUNKEN IN FROM SLIGHT PRESSURE. TRY PULLING THE LID UP A LITTLE. ITS NOT A SOFTWARE PROBLEM ITS THE DRIVE ITS SELF. JUST...
Well if you bought it from ebay it should of had 10.4.6 on it with all updates.
if you reinstalled the OS, it should of loaded all firmware for the (model CD-RW4432A). try moving the harddrive or CD ROM around from diffrent ribbon cables. Remember the cd has to be a slave if theres a hd on the...