If any of these devices do not work, reconnect the cable connector and repeat the failing operation.

Memory check

Memory errors might stop system operations, show error messages on the screen, or hang the system.

1.Boot from the diagnostics diskette and start the doagmpstotics program (please refer to main board.

2.Go to the diagnostic memory in the test items.

3.Press F2 in the test items.

4.Follow the instructions in the message window.

NOTE: Make sure that the DIMM is fully installed into the connector. A loose connection can cause an error.

Power System Check

To verify the symptom of the problem, power on the computer using each of the following power sources:

1.Remove the battery pack.

2.Connect the power adapter and check that power is supplied.

3.Disconnect the power adapter and install the charged battery pack; then check that power is supplied by the battery pack.

If you suspect a power problem, see the appropriate power supply check in the following list: “Check the Power Adapter” on page 68

“Check the Battery Pack” on page 69

Chapter 4

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Image 75
Acer 2420 manual Memory check, Power System Check

2420 specifications

The Acer 2420 is a versatile laptop that strikes a balance between performance and affordability, making it a popular choice for users ranging from students to professionals. This model is part of Acer’s Aspire series, known for its reliable build and innovative features.

One of the standout characteristics of the Acer 2420 is its design. The laptop features a sleek, lightweight chassis that is easy to carry, making it an excellent option for users who are often on the go. With a 14-inch display, it offers a compact size without compromising screen real estate, ensuring that users can enjoy decent visuals while working or streaming media.

In terms of performance, the Acer 2420 is powered by Intel’s Core i5 or AMD equivalent processors, providing robust computing capabilities that can handle everyday tasks with ease. Accompanied by 4GB or 8GB of RAM, the device multitasks efficiently, allowing users to run several applications simultaneously without glitches. Additionally, it typically comes with a 1TB HDD or SSD option, offering ample storage for files, documents, and multimedia.

The display quality of the Acer 2420 is commendable, featuring HD resolution that brings clarity and brightness to various content types, including videos and images. The laptop also incorporates Acer’s Color Intelligence technology, which dynamically adjusts the color and brightness based on the content being displayed, enhancing the overall viewing experience.

Technologically, the Acer 2420 is equipped with essential connectivity options such as USB 3.0 ports for speedy data transfer, HDMI output for external displays, and a card reader, catering to versatile connectivity needs. The laptop supports Wi-Fi and Bluetooth for seamless internet access and connectivity with other devices.

Battery life is another important aspect of the Acer 2420, with a capacity designed to last through a workday, minimizing the need for frequent recharges. This long-lasting battery, combined with energy-efficient components, makes the Acer 2420 an excellent companion for both work and leisure.

In conclusion, the Acer 2420 melds portability, solid performance, and practical features into an attractive package. For users seeking a dependable laptop that can keep up with daily tasks while also providing multimedia capabilities, the Acer 2420 is a commendable choice.