Operation introduction
POWER
Power on: short press power button,display screen shows "ON"
Please correctly install the positive and negative electrodes of
3.7V(18650)lithium battery into the battery box
POWER ON/OFF
External 5VType-c charging socket power supply
Power off: short press power button,display screen shows"OFF"
Different countries,medium wave,FM frequency coverage is different,please set
according to the situation of different countries
SET THE FREQUENCY COVERAGE
Long press the number key(3),you can switch the time to 24 hours or 12 hours
(It needs to be set in the power off state)
In this state, the temperature displays Celsius(
℃
)
FM frequency range setting:
After press and hold the number key(1),by short pressing the number key(1),the
screen will say 64,76,87,87.5,Denote frequency coverage
as:64-108MHZ,76-108MHZ,
87-108MHZ,87.5-108MHZ
MW frequency selection step interval:
Setting and temperature display synchronous switching
1. Long press the number key(2)for 3 seconds:
When it shows 9:the medium wave frequency will step to 9KHz. Frequency
coverage range:522-1620KHz.(suitable for Asia, Europe.Africa and Oceania)
Radio operation
3.
Summary of Contents for D-109
Page 16: ......
