4 unknown devices in Windows 7 RTM 64 on dv7 Mochin 03.19 HP tips Mochin before proceed with the steps to solve your problems make sure you check the ID, the ID for dv7 i have is ACPI/HPQ0004 so it is the:ProtectSmart Hard Drive ProtectionDownloadthis will solve 3 unknown device and the other one left is:HDD protection feature:Download Author : Mochin Share this Google Facebook Twitter More Digg Linkedin Stumbleupon Delicious Tumblr BufferApp Pocket Evernote Related Posts HP Pavilion G4-1002TU Windows XP DriverCHIPSET:Intel Chipset Installation UtilityDownloadIntel Management Engine Interface(MEI)DHP Pavilion dv2 Windows 7 DriverThere are many drivers, applications and software which applicable to this model so i divHP Compaq nc6220 Windows 7 DriverModel: HP Compaq NC6220Manufacture: HPCompatibility: Windows 7Last Update: Jan 2014DownloHP Pavilion dv6-1055ee Windows XP DriverPlease Install Netframework before others:Net framework 2.0DownloadINTEL CHIPSET:INF Upda