4 unknown devices in Windows 7 RTM 64 on dv7 | Driver Free

4 unknown devices in Windows 7 RTM 64 on dv7

In 1995, The HP Pavilion PC marks the company's introduction into the home-computing market. Dave Packard publishes The HP Way, a book that chronicles the rise of HP and gives insight into its business practices, culture and management style. HP produces a low-cost, high-speed infrared transceiver that allows wireless data exchange in a range of portable computing applications such as phones, computers, printers, cash registers, ATMs, digital cameras and more. The first HP Pavilion PC

4 unknown devices in Windows 7 RTM 64 on dv7

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:

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this will solve 3 unknown device and the other one left is:

HDD protection feature:
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