Power Management-Related Symptoms

Symptom / Error

Action in Sequence

 

 

Battery fuel gauge in Windows doesn’t go higher

Remove battery pack and let it cool for 2 hours.

than 90%.

Refresh battery (continue use battery until power off, then charge

 

battery).

 

Battery pack

 

System board

 

 

System hangs intermittently.

Reconnect hard disk/CD-ROM drives.

 

Hard disk connection board

 

System board

 

 

Peripheral-Related Symptoms

Symptom / Error

Action in Sequence

 

 

System configuration does not match the

Enter BIOS Setup Utility to execute “Load Default Settings”, then

installed devices.

reboot system.

 

Reconnect hard disk/CD-ROM/diskette drives.

 

 

External display does not work correctly.

Press Fn+F5, LCD/CRT/Both display switching

 

System board

 

 

USB does not work correctly

System board

 

 

Print problems.

Ensure the “Parallel Port” in the “Onboard Devices Configuration” of

 

BIOS Setup Utility is set to Enabled.

 

Onboard Devices Configuration

 

Run printer self-test.

 

Printer driver

 

Printer cable

 

Printer

 

System Board

 

 

Serial or parallel port device problems.

Ensure the “Serial Port” in the Devices Configuration” of BIOS Setup

 

Utility is set to Enabled.

 

Device driver

 

Device cable

 

Device

 

System board

 

 

Keyboard/Touchpad-Related Symptoms

Symptom / Error

Action in Sequence

 

 

Keyboard (one or more keys) does not work.

Reconnect the keyboard cable.

 

Keyboard

 

System board

 

 

Touchpad does not work.

Reconnect touchpad cable.

 

Touchpad board

 

System board

 

 

Modem-Related Symptoms

Symptom / Error

Action in Sequence

 

 

Internal modem does not work correctly.

Modem phone port

 

modem combo board

 

System board

 

 

NOTE: If you cannot find a symptom or an error in this list and the problem remains, see “Undetermined Problems” on page 86.

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Chapter 4

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Acer 4520G, 4220G manual Peripheral-Related Symptoms, Keyboard/Touchpad-Related Symptoms, Modem-Related Symptoms

4220G, 4220, 4520G specifications

The Acer 4520G, 4220, and 4220G laptops are part of Acer’s previously popular Aspire series, known for delivering dependable performance and a range of features suitable for both casual users and professionals. Despite being older models, they still possess characteristics that can meet the demands of various computing needs.

First and foremost, these laptops are powered by AMD Turion 64 X2 processors, which provide a dual-core architecture, enabling them to handle multitasking effectively. This feature is particularly beneficial for users who engage in simultaneous applications, such as web browsing while streaming videos or editing documents. The efficient CPU performance ensures that the laptops maintain responsiveness during operation.

A notable advancement in the 4520G variant is the inclusion of a dedicated NVIDIA GeForce 8400M GS graphics card. This feature significantly enhances the graphical performance, making it suitable for light gaming and graphic-intensive applications. The integrated graphics in the 4220 and 4220G models, while adequate for everyday tasks, do not support demanding graphics as effectively.

Memory configurations for these models typically offer up to 4GB of RAM, which allows for smooth operation of everyday software and moderate gaming. Also, the inclusion of a 15.4-inch screen with a resolution of 1280x800 pixels provides a decent viewing experience suitable for both work and media consumption.

Storage options generally include a 120GB to 250GB hard drive, providing ample space for documents, applications, and media files. The laptops feature DVD-RW drives, enabling users to read and write CDs and DVDs, which is advantageous for data backup and media creation.

Connectivity options are also well-equipped, including several USB ports, HDMI output, and an Ethernet port for reliable internet connections. Wireless connectivity options, like Wi-Fi and Bluetooth, ensure that users can connect easily to networks and devices.

In terms of build, these laptops feature a sturdy design that, although bulkier than contemporary models, offers durability. The keyboard layout is comfortable for typing, and the touchpad provides decent responsiveness.

Overall, the Acer 4520G, 4220, and 4220G laptops present a blend of performance, reliability, and essential features. While they may not compete with the latest technology, they can still serve users who need a functional laptop for basic computing tasks.