Replacing the SIM card

2.When the logo screen is displayed, press the F1 key. The ThinkPad Setup opens. The “Installed memory” item shows the total amount of memory installed in your computer.

Before you start, print these instructions.

Your computer may require a SIM (Subscriber Identification Module) card to establish a wireless WAN (Wide Area Network) connections. Depending on the country of delivery, the SIM card may be already installed in your computer or will be part of the shipping contents that came with your computer.

If you find the SIM cards included in the shipping contents, a dummy card is installed in the SIM card slot. Then proceed to the following instructions.

If you find the dummy card in the shipping contents, the SIM card is already installed in the SIM card slot, and no further installation is needed.

Note: The SIM card is identified by the IC chip mounted on one side of the card.

To replace the SIM card, do as follows.

1.Turn off the computer; then disconnect the ac power adapter and all cables from the computer.

2.Close the computer display, and turn it over.

3.Remove the battery. For details, refer to the instructions in “Remove the battery” on page 116.

4.Find the SIM card slot inside the open battery compartment. Remove the card.

146User Guide

429040 specifications

The Lenovo 429040 is an innovative laptop model that caters to both business professionals and casual users alike, combining portability, performance, and design. This device is engineered to meet the demands of modern computing, making it a standout option in the competitive laptop market.

One of the main features of the Lenovo 429040 is its sleek and lightweight design. Weighing just around 3.5 pounds, it is incredibly portable, making it easy to carry for on-the-go professionals or students. The laptop sports a robust chassis made from durable materials, ensuring longevity while also maintaining a modern aesthetic. The design incorporates a high-resolution display, typically a Full HD IPS panel, which offers vibrant colors and wide viewing angles. This is perfect for both work presentations and multimedia consumption.

Under the hood, the Lenovo 429040 is equipped with powerful processing capabilities. It often comes with the latest Intel or AMD processors, providing the necessary power for multitasking and demanding applications. Coupled with significant RAM options, typically ranging from 8GB to 16GB, users can run multiple applications simultaneously without experiencing slowdown. This makes it ideal for tasks such as video editing, software development, and heavy browsing.

In terms of storage, the Lenovo 429040 generally features fast SSD options, enhancing overall system responsiveness and boot times. With storage capacities ranging from 256GB up to 1TB, users have ample space not only for their operating system but also for applications and personal files.

Moreover, the laptop incorporates advanced technologies such as Wi-Fi 6 for faster internet connectivity and Bluetooth compatibility for seamless wireless connections with peripherals. The battery life is another significant characteristic, often lasting up to 12 hours on a single charge, allowing users to work or enjoy media without constantly seeking power outlets.

The keyboard of the Lenovo 429040 is designed for comfort, featuring backlit keys that facilitate typing in low-light conditions, along with a responsive touchpad. Security features such as a fingerprint reader and optional AI-based security enhancements are additional highlights that ensure data protection.

Overall, the Lenovo 429040 stands out for its combination of style, performance, and practicality, making it a reliable choice for those looking for a capable laptop that can adapt to various usage scenarios. Whether for business tasks, educational purposes, or entertainment, it delivers a well-rounded experience.

Lenovo 429040 manual Replacing the SIM card

Models: 429040