Beep errors
Lenovo SmartBeep technology enables you to decode beep errors with your smartphone when a black
screen occurs with beeps from your computer. To decode the beep error with Lenovo SmartBeep
technology:
1. Go to
https://support.lenovo.com/smartbeep
or scan the following QR Code.
2. Download the proper diagnostic app and install it on your smartphone.
3. Run the diagnostic app and place the smartphone near the computer.
4. Press Fn on your computer to emit the beep again. The diagnostic app decodes the beep error and
shows possible solutions on the smartphone.
Note:
Do not attempt to service a product yourself unless instructed to do so by the Customer Support
Center or product documentation. Only use a Lenovo-authorized service provider to repair your product.
.
89
Summary of Contents for ThinkPad L490
Page 1: ...L490 L590 User Guide ...
Page 6: ...iv L490 L590 User Guide ...
Page 16: ...10 L490 L590 User Guide ...
Page 34: ...28 L490 L590 User Guide ...
Page 50: ...44 L490 L590 User Guide ...
Page 56: ...50 L490 L590 User Guide ...
Page 92: ...86 L490 L590 User Guide ...
Page 100: ...94 L490 L590 User Guide ...
Page 114: ...108 L490 L590 User Guide ...
Page 120: ...114 L490 L590 User Guide ...
Page 128: ...122 L490 L590 User Guide ...
Page 137: ......
Page 138: ......