Sony PACS – PACSPTISVR.EXE
You'll find a file called pacsptisvr.exe in your c:\program files\common files\sony shared\avlib\ folder. PACS stands for Picture Archiving and Communication System. If you don't have photo or document archiving needs on your computer or on a network your computer is connected to, you may not need to have this file running all the time.
More information and support can be found at http://www.sonystyle.com. Simply select "Computers and Peripherals" then select the system that you use.
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