Lenovo IdeaCentre B520 Lenovo IdeaCentre B5 Series User Guide - Page 44

5.7 Wireless Keyboard and Mouse Connection Instructions and Troubleshooting 1. What is wireless connection? Wireless connection is a Bluetooth pairing process. It connects the wireless keyboard and mouse to the computer so that you can use them normally. 2. When do I need to use the wireless connection process? You will need to use the wireless connection process in any of the following situations: NO. Status 1 Some wireless keyboards and mice are not pre-paired before sale. You will have to pair these devices manually. 2 Some pre-paired wireless keyboards and mice may not work correctly. 3 If the wireless keyboard or mouse does not work as expected, it may need to be paired again. 4 If you want to install a new wireless keyboard and mouse, you will have to use this process. 5 For some other abnormal statuses. 3. Indicator light guide: Indicator lights status Indicate A. Blinking steadily 1. The wireless keyboard and mouse are in discovery mode and ready to pair with your computer. 2. The batteries in the wireless keyboard and mouse are running low. Note: Refer to the Quick Reference poster or User Guide for more detail on the color of the indicator lights. B. Off 1. The device's batteries have run out. 2. The power switch is in the "OFF" position. C. Blinking, then off 1. Successfully established a connection. 2. If the device has spent too long trying to establish the wireless connection, the indicator light will automatically turn off to save power. D. Bright for a few seconds, then off The devices are powered on. User Guide 39