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Introduction |
| Use this guide to replace the WWAN antennas in your Lenovo ThinkPad T470 laptop. | | | The WWAN (wireless wide area network) antennas allow you to connect to the internet without relying on a local Wi-Fi connection. If your computer has a WWAN card installed and you are having trouble using the internet without Wi-Fi, you may have a faulty WWAN card or antenna. Not every laptop is equipped with a WWAN card, but if you need to replace yours, follow [guide|140852|these instructions.|stepid=281505] | | | If you are having trouble accessing a local Wi-Fi connection, you may need to troubleshoot or replace the [guide|140852|Wi-Fi card] or [guide|141739|WLAN antennas]. | | | Before attempting a replacement, make sure to [link|https://www.youtube.com/watch?v=biKzU3S69x8&ab_channel=LaptopReviews|disable the internal battery], power down your device, and disconnect from any external power sources. |
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