from an intial response from them when i asked them what SATA generation was on the laptop, their only concern was that i changed out the hard drive and that wasnt part of the original equipment. i dont know how much help they will be they did send me this........
Please find the Hard Disk Drive Interface details below.
Max. media transfer rate (disk-buffer, Mbytes/s) is
875 (Max. 3.0 Gbit/s Buffer-host data transfer)
After verifying serial number we see that your product is in warranty.
Having reviewed your email, I understand that you have changed the hard drive of your product and is having issues with its performance.
Mike, it is preferred that you keep to the original configuration of your system so that all the programs and applications in your computer will recognize all the hardware installed in it. Please be advised that any changes or upgrades to the original configuration of the system are done so at the sole risk of you the end user.
You may go through the following link: http://support.acer.com/acerpanam/notebook/2009/acer/aspire/Aspire4810TZ/Aspire4810TZsp2.shtml for the specifications of your product.
For further assistance with regards to this issue you may call 1.800-237-6483. Calling cards are available for 30 minutes ($59.99), 90 minutes ($129.99), 15 issues ($199.99) and the validity will be 1 year or 30 issues ($299.99) and the validity will be 2 years.
Looks like this will be the last Acer I purchase.