télécommunications peut demander à l’utilisateur de débrancher un appareil à la suite de réparations ou de modifications effectuées par l’utilisateur ou à cause de mauvais fonctionnement.

Pour sa propre protection, l’utilisateur doit s’assurer que tous les fils de mise

àla terre de la source d’énergie électrique, des lignes téléphoniques et des canalisations d’eau métalliques, s’il y en a, sont raccordés ensemble. Cette précaution est particulièrement importante dans les régions rurales.

Avertissement: L’utilisateur ne doit pas tenter de faire ces raccordements lui-même; il doit avoir recours à un service d’inspection des installations électriques, ou à électricien, selon le cas.

L’indice d’équivalence de la sonnerie (IES) du présent matériel RD02-D450 este de 0.1. L’IES assigné à chaque dispositif terminal indique le nombre maximal de terminaux qui peuvent être raccordés à une interface téléphonique. La terminaison d’une interface peut consister en une combinaison quelconque de dispositifs, à la seule condition que la somme d’indices d’équivalence de la sonnerie de tous les dispositifs n’excède pas 5.

Trademarks

The following terms are trademarks of Lenovo in the United States, other countries, or both:

Lenovo® ThinkPad®

Other company, product, and service names may be trademarks or service marks of others.

Printed in China

13

Page 13
Image 13
Lenovo 44C9770 manual Trademarks

44C9770 specifications

The Lenovo 44C9770 is a high-performance laptop battery designed to enhance the productivity and mobility of Lenovo laptops. Known for its reliability and efficiency, this battery is an essential component for users who depend on their laptops for both work and leisure.

One of the main features of the Lenovo 44C9770 is its robust capacity. With a capacity of 57Wh, this lithium-ion battery ensures that your laptop can sustain longer usage times, allowing for uninterrupted work sessions or immersive entertainment experiences. The battery is specifically designed to fit a range of Lenovo laptop models, providing a seamless integration that enhances overall performance.

Another significant aspect of the Lenovo 44C9770 is its advanced battery technology. Featuring smart charging capabilities, this battery is engineered to retain its charge over time, reducing the need for constant recharging. This not only enhances user convenience but also prolongs the lifespan of the battery, ensuring that users can rely on it for extended periods without fear of sudden power loss.

The Lenovo 44C9770 is also equipped with integrated safety features. These include overvoltage protection and thermal management technologies, which work together to prevent overheating and ensure a stable power supply. Such safeguards enhance user safety and protect the laptop from potential damage, making the battery a reliable choice for everyday use.

Moreover, the Lenovo 44C9770 stands out due to its lightweight and compact design. Weighing in at just a few hundred grams, it adds minimal bulk to the laptop, making it an ideal choice for users who travel frequently or work on the go. This portability factor is crucial for professionals, students, and frequent travelers who value convenience without compromising on performance.

In conclusion, the Lenovo 44C9770 battery is a powerful, safe, and reliable choice for Lenovo laptop users seeking to enhance their device's performance and usability. With its long-lasting capacity, intelligent design, and safety features, it supports a dynamic lifestyle while ensuring that users stay connected and productive anytime, anywhere.