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Toshiba Satellite U840W user manual Monitoring battery capacity, Maximizing battery operating time

Models: Satellite U840W

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Satellite U840W series

The battery has completely discharged and been left in the computer for a long time.

In such cases you should follow the steps as detailed below:

1.Fully discharge the battery by leaving it in the computer with the power on until the system automatically turns itself off.

2.Connect the AC adaptor to the DC IN 19V jack of the computer, and to a wall outlet that is supplying power.

3.Charge the battery until the DC IN/Battery indicator glows white.

Repeat these steps two or three times until the battery recovers normal capacity.

Monitoring battery capacity

Remaining battery power can be monitored using the following method. Clicking the battery icon on the Taskbar

Please be aware that the actual remaining operating time may differ slightly from the calculated time.

With repeated discharges and recharges, the battery's capacity will gradually decrease. In view of this it will be noted that an often used, older battery will not operate for as long as a new battery even when both are fully charged.

Maximizing battery operating time

A battery's usefulness depends on how long it can supply power on a single charge, while how long the charge lasts in a battery depends on:

Processor speed

Screen brightness

System Sleep Mode

System Hibernation Mode

Display power off period

Hard Disk Drive power off period

How often and for how long you use the Hard Disk Drive and external disk(c) drives, for example, optical disc.

How much charge the battery contained to begin with.

How you use optional devices, such as a USB device, to which the battery supplies power.

Whether you enable Sleep Mode, which can conserve battery power if you are frequently turning the computer off and on.

Where you store your programs and data.

Whether you close the display panel when you are not using the keyboard - closing the display saves power.

The environmental temperature - operating time decreases at low temperatures.

User's Manual

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Page 90
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Toshiba Satellite U840W user manual Monitoring battery capacity, Maximizing battery operating time
Page 89 Page 91

Satellite U840W specifications

The Toshiba Satellite U840W is a sleek and stylish ultrabook that was designed to appeal to consumers seeking portability without compromising on performance. With its innovative features and robust build, it stands out in the crowded ultrabook market.

One of the key features of the U840W is its unique 21:9 aspect ratio display. The 14-inch screen offers a resolution of 1792 x 768, making it perfect for multimedia consumption, including movies and gaming. This cinematic aspect ratio not only enhances the viewing experience but also provides extra screen real estate for multitasking, allowing users to work on documents side by side or enjoy immersive gameplay.

The design of the U840W exudes elegance, featuring a brushed aluminum chassis that gives it a premium look and feel. Weighing just under 3.5 pounds, this ultrabook is highly portable, making it ideal for students and professionals on the go. The device also boasts a backlit keyboard, ensuring that typing in low-light environments is comfortable and efficient.

Under the hood, the Toshiba Satellite U840W is powered by the third-generation Intel Core processors, which deliver impressive performance while managing power efficiency. Users can expect smooth multitasking capabilities along with the ability to run demanding applications without lag. Coupled with a solid-state drive (SSD), this ultrabook offers rapid boot times and quick access to files, creating a seamless user experience.

Another noteworthy aspect of the U840W is its extensive connectivity options. It is equipped with USB 3.0 ports, HDMI output, and a card reader, allowing for a wide range of peripheral connections and easy sharing of media files. The inclusion of Intel Wireless Display (WiDi) technology lets users wirelessly stream content to compatible displays, enhancing versatility for presentations or home entertainment scenarios.

Toshiba also implemented various technologies aimed at improving the user experience. The Audio Enhancement by DTS delivers high-quality sound, while the Eco Utility software helps users manage their power consumption, extending battery life.

In conclusion, the Toshiba Satellite U840W is a compelling choice for users looking for a versatile ultrabook that combines a distinctive display, powerful performance, and a premium design. Whether for work, play, or content consumption, the U840W successfully meets the diverse needs of modern users.