Lenovo IdeaPad S10 FR - Manual (Page 79)

Chapter 6. Safety, use, and care information
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5
The Mobile Broadband communication may affect the operation of
implanted cardiac pacemakers and other medically implanted equipment.
Patients with cardiac pacemakers should be well aware that use of Mobile
Broadband feature on this computer may cause the implanted device to
malfunction. If patients have any doubt that there is interference taking
place, immediately disable the wireless radio on the computer and contact
the doctor for more information.
6
The Mobile Broadband module embedded in your computer does not
support voice calls, hence their use for essential communications is not
possible. Therefore you should never rely upon the device for essential
communications.