BYD S1 EV User Manual page 56

56 3-1 Key and door
Note (continued)
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Any person implanted with pacemaker or cardiac defibrillator should be away from
the test antennas of the smart access and start system, as the electromagnetic
wave can affect the normal use of such devices. Any user with other electronic
medical devices should also consult the manufacturer for the use information under
the influence of electromagnetic wave. The electromagnetic wave may have
unknown consequences for the use of such medical devices.
Mechanical key
Mechanical key (In electronic intelligent key) - It can be used to unlock and lock the driver
door. When it's not in use, ensure to place back the mechanical key and install the rear
cover of electronic intelligent key or insert into the electronic intelligent key.
Configuration 1
Place your finger in the middle hole.
Open the back cover.
Remove the mechanical key