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System Reset
This device works on advanced and stable firmware to enhance users'
enjoyment. In the event that a sudden firmware glitch does occur (e.g.
unresponsive or erratic behavior of buttons/knobs, LCD display issues)
press the [ RESET ] button with a pointy object to return to normal
operation; stored stations will not be lost when resetting the firmware.
Maintenance
Keep it dry. Rain, humidity and other types of liquids or moisture can contain minerals that may cause
corrosion to components. If the device does accidentally get wet, remove the battery and wait for the radio to
dry completely before placing it back.
Do not place or store the device in environments above +45°C.
High temperatures can shorten the life span of certain components.
Do not place or store the device in cold environments below -5°C .
Otherwise, once the surrounding temperature rises, internal condensation may develop and damage the
circuit board and LCD display.
Do not drop, hit, or smash the device.
Do not use harsh chemicals, cleaning solvents, or strong detergents to clean the device. Use a clean, soft,
dry cloth to clean the screen.
Do not attempt to disassemble the device to adjust internal parameters.
Lithium Battery Safety Instructions
Improper replacement of the lithium battery may result in an explosion. Replace only with a lithium battery of
the same type or equivalent (the lithium battery used in this device is a 18650 rechargeable lithium battery
with a protection circuit).
Do not charge non-rechargeable batteries.
Do not expose the battery to heat sources (e.g. sunlight, fire), low temperatures, humidity, or high pressure.
Dispose of the battery properly and prevent children from playing with electric currents.
Do not short-circuit or disassemble the battery. If the battery is seriously inflated, please do not continue to
use it.
If not using for an extended period of time, remove the battery and store it in a safe manner. Please use
non-conductive material to wrap the battery in order to avoid direct contact with metal. You can avoid
performance loss by keeping the battery in a cool dry place.
Please consciously abide by aviation regulations; lithium batteries are strictly prohibited from placing into
checked luggage.
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