User's Manual

MeiG hardware design guide
47
GPIO111
78
CS_N
CTS
SDA
GPIO
GPIO112
77
CLK
RTS
SCL
GPIO
9.4. Safety Warning
Pay attention to the following safety precautions when using or repairing any terminal or mobile phone
that contains modules. The user should be informed of the following safety information on the terminal
device. Otherwise, MeiG will not be responsible for any consequences caused by the user not
following these warning actions.
Table 9.4: Security Warnings
Identificat
ion
Claim
When you are at a hospital or medical facility, observe the restrictions on using your
phone. If necessary, please turn off the terminal or mobile phone, otherwise the
medical device may malfunction due to radio frequency interference.
Turn off the wireless terminal or mobile phone before boarding. To prevent interference
with the communication system, wireless communication equipment is prohibited on
the aircraft. Ignoring the above will violate local laws and may result in a flight accident.
Do not use mobile terminals or mobile phones in front of flammable gases. Turn off the
mobile terminal when you are near an explosion, chemical factory, fuel depot, or gas
station. It is dangerous to operate a mobile terminal next to any potentially explosive
electrical equipment.
The mobile terminal receives or transmits radio frequency energy when it is turned on.
It can interfere with TV, radio, computer or other electrical equipment.
Road safety first! Do not use a handheld terminal or mobile phone while driving, please
use a hands-free device. Stop before using your handheld terminal or mobile phone.
mobile terminals operate under RF signals and cellular networks, but are not
guaranteed to be connected in all situations. For example, there is no credit or invalid
SIM card. When in this situation and need emergency services, remember to use an
emergency call. In order to be able to call and receive calls, the mobile terminal must be
powered on and in a service area where the mobile signal is strong enough. Emergency
calls are not allowed when certain network services or telephony features are in use,
such as feature locks, keyboard locks. These functions should be removed before using
an emergency call. Some networks require effective SIM card support.