That sound can't be a good thing.
Maxtor's No Quibble Service program offers these return service options:
Advanced Replacement RMA Service:
Maxtor will ship your replacement product(s) first, then you will have 30 days to ship us your defective product(s). Maxtor will aim to issue an RMA number within 1 business day of your online request, call, fax or E-mail, and will strive to ship replacement(s) within 2 business days. There is a 2-product limit on advance replacement RMA's. You will be asked for a credit card number to secure the replacement(s). Your account will only be billed for defective product(s) not received within 30 days. (Distributor and OEM customers, your Maxtor account will be billed after 30 days and a credit card will not be required). Replacements will be shipped by a second day air service. You can go to their web site for full details, but this is the essence of how your swap will work:
Standard RMA Service:
You return the defective product(s) first, then Maxtor will ship the replacement product(s) to you.
Maxtor will aim to issue an RMA number within 1 business day of your online request, call, fax or E-mail. Upon receipt of the returned product(s), Maxtor will typically ship replacement(s) within 2 business days. Replacements will be shipped by a second day air service.
PLEASE NOTE: If you suspect that your Maxtor Hard Disk Drive may be faulty, we recommend first running Maxtor?s diagnostic software utility
"Power Max" to verify the error before contacting our website or calling 1-800-2-MAXTOR for replacement. If the device is found to be defective, we will be glad to replace it for you.
Good luck.