Chkdsk changed my file extensions

[Cougr6t8]

Somehow all the files on my external firewire hard drive
were changed to numbered files with the extension .chk. I
never ran chkdsk on my new computer. Is there a way to
restore the files?

 

[Gene K]

Look here for possible help:
http://filext.com/detaillist.php?extdetail=.chk&goButton=Go