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8If an extension cord is used with this product, make sure that the total ampere rating of the equipment plugged into the extension cord does not exceed the extension cord ampere rating. Also, make sure that the total rating of all products plugged into the wall outlet does not exceed the fuse rating.

9Never push objects of any kind into this product through cabinet slots as they may touch dangerous voltage points or short-out parts that could result in a fire or electric shock. Never spill liquid of any kind onto or into the product.

10Do not attempt to service this product yourself, as opening or removing covers may expose you to dangerous voltage points or other risks. Refer all servicing to qualified service personnel.

11Unplug this product from the wall outlet and refer servicing to qualified service personnel under the following conditions:

a When the power cord or plug is damaged or frayed. b If liquid has been spilled into the product.

c If the product has been exposed to rain or water.

d If the product does not operate normally when the operating instructions are followed. Adjust only those controls that are covered by the operating instructions, since improper adjustment of other controls may result in damage and will often require extensive work by a qualified technician to restore the product to normal condition.

e If the product has been dropped or the case has been damaged.

f If the product exhibits a distinct change in performance, indicating a need for service.

12The notebook PC series uses lithium batteries.

Replace the battery with the same type as the product's battery we recommend in the product specification list. Use of another battery may present a risk of fire or explosion.

13Warning! Batteries may explode if not handled properly. Do not disassemble or dispose of them in fire. Keep them away from children and dispose of used batteries promptly.

14To avoid hazard of unexpected electrical shock, use the AC adapter only when the wall socket is properly grounded.

15Use only the proper type of power supply cord set (provided in your accessories box) for this unit. It should be a detachable type: UL listed/CSA certified, type SPT-2, rated 7 A 125 V minimum, VDE approved or its equivalent. Maximum length is 4.6 meters (15 feet).

16Always disconnect all telephone lines from the wall outlet before serving or disassembling this equipment.

17Avoid using a telephone (other than a cordless type) during an electrical storm. There may be a remote risk of electric shock from lightning.

2480, 4220 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.