Chapter 7. Troubleshooting; Frequently Asked Questions - Lenovo ThinkPad X1 User Manual

Chapter 7. Troubleshooting

If your computer encounters a problem, find a solution here.

Frequently asked questions

The problems and solutions described in this section are meant only as a guide. They are not definitive
problem-solving techniques. If a problem persists, you can get support from Lenovo. For more information,
see "Lenovo Customer Support Center" on page 65.
Attention: When you observe a problem, stop operation immediately, because taking further action might
result in data loss or damage.
Internet problem
Failed to establish a wireless WAN connection or a mobile broadband connection?
Ensure that:
• Your computer is not in Airplane mode.
• The nano-SIM card is valid and workable if you are using a mobile network (3G or 4G).
• You are within the network service range and the signal strength is good.
• If a USB-C type device is attached to your computer, the USB-C type device might influence the wireless
WAN connection. Detach the USB-C type device from your computer to resolve the problem.
Battery problem
Failed to charge the computer?
Check if the ac power adapter is connected correctly. If the computer feels too hot to the touch, wait for a
while to let it cool to room temperature. After the computer cools, if the battery still cannot be charged, have
the computer serviced.
System problem
Failed to power on?
Connect your computer to an ac power outlet to see if the drained battery caused the problem.
If the problem persists, insert a needle or a straightened paper clip into the emergency-reset hole. To locate
the emergency-reset hole, see "Connectors and indicators" on page 1. After resetting your computer, try to
turn it on again.
Failed to turn the computer off by pressing and holding the power button?
Press and hold the power button for 10 seconds or more. If you still cannot turn off the computer, insert a
needle or a straightened paper clip into the emergency-reset hole to reset your computer. To locate the
emergency-reset hole, see "Connectors and indicators" on page 1. If you still encounter the same problem,
reset the computer to the factory default settings. See "Resetting your computer" on page 62.
Audio problem
Poor audio quality or no sound output?
Ensure that:
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