Chapter 4

BIOS Setup Utility

If the Supervisor Password field has changed to “Installed”, the following item appears on the screen.

User Access Level – [No Access], [View Only], [Limited], or [Full Access]

Change User Password

a. Select Change User Password from the Security Setup menu. b. Press <Enter> to access the pop-up menu, Enter New Password: c. Type the password and press <Enter> again.

The screen will not display the password as you type.

d. Retype the password when prompted by the pop-up menu and press <Enter> again.

If the password is not confirmed when you retype it, an error message will appear. The password is stored in NVRAM and you have successfully entered the password.

If the Change User Password field is “Installed”, a Pop-Up screen, titled “Clear User Password?” appears with these selections.

Clear User Password – [OK] or [Cancel]

Password Check – [Setup] or [Always]

Boot Sector Virus Protection – [Disabled] or [Enabled]

This field displays a warning when any program (or virus) issues a Disk Format command or attempts to write to the boot sector of the hard disk drive.

∗ If [Disabled] is selected, there is no Boot Sector Virus Protection warning displayed for the hard disk drive. This allows you to install your OS without interruptions, but once installed, enable this field to protect the boot sector from virus attacks.

CAUTION To prevent boot sector virus attacks after installing your OS, enable this field. Using this field to disable Boot Sector Virus Protection allows you to install your OS without interruptions, but leaves your system open to boot virus attacks.

If [Enabled] is selected, a warning is displayed when any program (or virus) issues a Disk Format command or attempts to write to the boot sector of the hard disk drive. A warning display also appears if there is any attempt to format any cylinder, head, or sector of any hard disk drive.

The following display appears when a write is attempted to the boot sector.

Boot Sector Write!

Possible VIRUS: Continue (Y/N)?

You may have to type N several times to prevent the boot sector write.

The following appears after any attempt to format any cylinder, head, or sector of any hard disk drive via the BIOS INT 13 Hard disk drive.

Service:

Format!!!

Possible VIRUS: Continue (Y/N)?

Hard Disk Security

>Hard Disk Security User Password – [Configure Hard Disk User Password]

If there are no HDDs supporting these features, you will see "There are no supported Hard Disk".

>Hard Disk Security Master Password – [Configure Hard Disk Master Password]

XTX 820

Reference Manual

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Ampro Corporation XTX 820 manual Hard Disk Security

XTX 820 specifications

Ampro Corporation has made a significant mark in the world of embedded systems with its versatile XTX 820 embedded computing module. The XTX 820 is designed to cater to a wide array of applications, ranging from industrial automation to medical devices, providing developers with a powerful yet compact solution.

One of the standout features of the XTX 820 is its advanced processing capabilities. The module is equipped with an Intel Atom processor, which delivers impressive performance while operating at low power levels. This combination makes the XTX 820 suitable for environments where energy efficiency is essential. The Atom processor allows for seamless multitasking and support for demanding applications without compromising on thermal efficiency.

In terms of memory, the XTX 820 supports a range of configurations, accommodating both DDR2 and DDR3 memory types. With a maximum of up to 4GB of onboard memory, this module ensures that applications can run smoothly and efficiently across various tasks. The flexibility in memory options enables developers to tailor their designs according to specific project needs.

Connectivity is another strong suit of the XTX 820. The module comes with multiple I/O interfaces that enhance its utility in various applications. It features USB, Serial, and Parallel ports, along with support for LVDS display and audio interfaces. This diverse range of connectivity options allows the XTX 820 to integrate easily with a variety of systems and devices, facilitating seamless data transfer and communication.

Security is increasingly critical in embedded systems, and Ampro has integrated robust security features into the XTX 820. This includes support for hardware-based security solutions, which can protect sensitive data and prevent unauthorized access. Such characteristics make the module a suitable choice for industries where data integrity is paramount.

Furthermore, the XTX 820 boasts an impressive range of environmental operating conditions. It is designed to function in extreme temperatures, making it suitable for outdoor and industrial applications where fluctuations in temperature can be a concern.

In conclusion, the Ampro Corporation XTX 820 embedded computing module emerges as a versatile platform that combines performance, memory flexibility, robust connectivity, and enhanced security features. Its design is tailored to meet the demands of various industries, making it a reliable choice for developers looking for advanced embedded solutions.