This is awesome if the hard drives can be taken out. You can upgrade as well. Coming to the point
To access the data in the hard drives, take the hard drives out and check if its SATA or IDE.
Go to the computer market and find your self one of these:

This is also knows as 2.5'' Hard drive USB adapters. It is available for both SATA and IDE and available for easily Rs. 500. Open the unit and attach the hard drive to the connector, place it in the cover and connect it you PC and use it as a USB for transferring files. These install the drivers themselves or else use the CD provided with them for further accessibility. Voila 
Best part about these players are that you can upgrade to bigger capacities as well but you always need to use them in FAT or FAT32 mode for them to work on these players. 