HP Pro Mini 260 G9 Desktop PC Maintenance and Service Guide - Page 103
Questions and answers, Save Changes and Exit
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Table 11-1 Troubleshooting steps for nonvolatile memory usage (continued) Nonvolatile memory type Amount (Size) Does this memory store customer data? Does this memory retain data when power is removed? What is the purpose of this memory? How is data entered into this memory? How is this memory write-protected? Camera (select 64 kilobits No Yes Stores Camera memory is A utility must be used products only) camera programmed using a for writing data to configuration utility from the device this memory and is and firmware. manufacturer that can be typically not made run from Windows. available to the public unless a firmware upgrade is necessary to address a unique issue. Fingerprint 512 KB flash Yes Yes Stores Fingerprint reader Only a digitally signed reader (select fingerprint memory is programmed application can make products only) templates. by user enrollment in the call to write to the HP ProtectTools Security flash. Manager. Questions and answers Use this section to answer your questions about nonvolatile memory. 1. How can the BIOS settings be restored (returned to factory settings)? IMPORTANT: The restore defaults feature does not securely erase any information on your hard drive. See question and answer 6 for steps to securely erase information. The restore defaults feature does not reset the Custom Secure Boot keys. See question and answer 7 for information about resetting the keys. a. Turn on or restart the computer, and then quickly press esc. b. Select Main, and then select Apply Factory Defaults and Exit. c. Follow the on-screen instructions. d. Select Main, select Save Changes and Exit, and then follow the on-screen instructions. 2. What is a UEFI BIOS, and how is it different from a legacy BIOS? The Unified Extensible Firmware Interface (UEFI) BIOS is an industry-standard software interface between the platform firmware and an operating system (OS). It replaces the older BIOS architecture but supports much of the legacy BIOS functionality. Like the legacy BIOS, the UEFI BIOS provides an interface to display the system information and configuration settings and to change the configuration of your computer before an OS is loaded. BIOS provides a secure runtime environment that supports a Graphic User Interface (GUI). In this environment, you can use either a pointing device (touch screen, touchpad, pointing stick, or USB mouse) or the keyboard to navigate and make menu and configuration selections. The UEFI BIOS also contains basic system diagnostics. 96 Chapter 11 Statement of memory volatility