1. The really hard disk has been attempted usually on one more laptop or computer, along with the te

2. Almost certainly the settings inside your BIOS are usually not set nicely. 915 surely supports 320G.

three. data recovery 'm afraid that the motherboard does not assistance SATA hard drives using a capacity of more than 120G, so it can be not possible to upgrade the BIOS.

4. Take away hard drive data recovery , replace it having a new SATA really hard drive, and enter the BIOS to determine if it is actually recognized. The new tough drive is partitioned and formatted just before use, otherwise it's not recognized in the technique!