BIOS Flash Utility

The BIOS flash memory update is required under the following conditions:

When there are new versions of system programs

When new hardware options are installed

When the BIOS has been corrupted and you need to restore it

BIOS Flash Precautions

If you do not have a crisis recovery diskette at hand, create a Crisis Recovery Diskette in Windows XP of Vista before you use the flash utility.

Do not install memory-related drivers (XMS, EMS, DPMI) when you use the flash utility.

Place the computer in AC mode during the BIOS flash procedure. If the battery pack does not contain enough power to finish the BIOS flash, you may not able to boot the system because the BIOS is not completely loaded.

To flash the BIOS:

1.Prepare a bootable diskette.

2.Copy the flash utilities to the bootable diskette.

3.Boot the system from the bootable diskette. The flash utility will automatically be executed.

4.Follow the on-screen instructions to finish the flashing of the BIOS.

BIOS Recovery

If a BIOS flash procedure fails to complete, perform a BIOS recovery procedure by using the Crisis Recovery Diskette. During this procedure, the system will force the BIOS to enter a special BIOS block, called boot block, to boot up the system with minimum BIOS initialization.

To perform BIOS recovery:

1.Make sure the power cord is connected to the computer.

1.Attached a USB floppy drive to the computer.

2.Insert the Crisis Recovery Diskette into the floppy drive.

3.Press and hold the Fn+Esc keys, then press the power button .

This initialize the BIOS recovery process. The boot block BIOS will start to restore the failed BIOS code. Short beeps should be heard during this process. Once the process is completed, a long beep should be heard.

4.Turn off the computer once the process is complete.

5.Turn on the computer again and flash the BIOS. Refer to the previous instructions.

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Acer 4520 manual Bios Flash Utility, Bios Flash Precautions, Bios Recovery

4520 specifications

The Acer 4520 laptop is a versatile and economically accessible device that caters to a wide variety of computing needs. Launched in the mid-2000s, this laptop became particularly popular among students and working professionals, thanks to its balance of performance, portability, and affordability.

One of the standout features of the Acer 4520 is its durable yet lightweight design, which weighs around 2.6 kg. This makes it easy to carry around, whether for commuting to school or taking it to a coffee shop for remote work. The 15.4-inch screen with a resolution of 1280 x 800 pixels provides a decent visual experience, suitable for both productivity tasks and media consumption.

In terms of performance, the Acer 4520 is typically equipped with AMD processors, such as the AMD Turion X2 or Athlon series, which are designed to deliver competent multitasking capabilities. The laptop usually comes with 1GB or 2GB of RAM, allowing users to run essential applications smoothly. Additionally, the device features a 120GB to 250GB hard drive, providing ample storage space for documents, photos, and multimedia files.

Connectivity is another strong point of the Acer 4520. It comes with a variety of ports, including USB 2.0, VGA, and audio jacks, as well as a built-in webcam for video conferencing and social interaction. The laptop supports Wi-Fi connectivity, enabling users to access the internet wirelessly, which is essential for both personal and professional use.

The Acer 4520 also integrates several multimedia features, including a DVD-RW drive for reading and writing optical discs, along with built-in speakers that deliver sound decent enough for casual listening. Additionally, it supports Acer's own PowerSmart technology, which helps manage battery life and optimize performance, allowing users to prolong their usage time during on-the-go scenarios.

Furthermore, the laptop offers a user-friendly operating system, commonly shipped with Windows Vista or later versions, providing a familiar environment for users. Overall, the Acer 4520 stands out with its balanced range of features, reliability, and economical price point, making it an attractive option for budget-conscious individuals seeking a capable laptop for everyday tasks. This blend of utility and performance ensures that the Acer 4520 remains relevant for basic computing needs even years after its initial release.