User Manual

PAGE 4
WARNINGS
• Do not use power supplies with DC or AC output other than 12V 3A or mobile power supplies.
• Disconnect the power supply before connecting or disconnecting any cable.
• Do not place the device in an unstable position to avoid damage or fire.
• Do not place the device in the following positions:
Exposure to direct sunlight, humidity, extreme temperature, or excessive dust
Flammable and explosive environment
Flammable and corrosive gas environment
• Do not use damaged or improper power sockets and ensure that the plug is in normal contact
with the socket.
• Do not allow dust or metal deposits to adhere to plugs and sockets.
• Do not damage the power cord:
Do not modify the power cable.
Do not place heavy objects on the power cord.
Keep the power cable away from heat source.
Do not unplug the power cord.
• Do not connect multiple plugs at the same time. Otherwise, excessive power consumption may
cause fire.
• Do not use an open flame (such as a lit candle) near the device. Electric shock or fire may
occur.
• Do not put sharp objects, metals, or liquids into the contact signal terminals to avoid short
circuit, product damage, or electric shock.
• The internal opening of the chassis is designed for ventilation and heat dissipation to ensure the
reliable operation of the components in the chassis for a long time and to prevent overheating.
Do not block the opening when placing the unit.
• Do not touch the plug with wet fingers. Electric shock may occur.
• Do not use equipment in stormy weather, especially when there is lightning. To avoid lightning
strikes, disconnect the power supply and antenna plug.
• Do not use the equipment outdoors on rainy days. The equipment is not waterproof.
• Do not remove the device without permission. Otherwise, electric shock or fire may occur.
• Please find a qualified technician to repair it.