Power Source Connection
The 13.8V external DC power supply is available for G90S. Current load
capacity of DC power supply shall be 8A at least. Attached power lines can be
used to connect to radio and DC power supply.
DC power supply shall be connected in strict accordance with following figure
to avoid reverse polarity connection.
■
Red line shall be connected with the positive pole of power supply and
black line shall be connected with negative pole of power supply.
■
EMC magnet ring can be applied on power lines to prevent external
disturbance from entering radio via power lines and radio-frequency
interference in radio from radiating externally via power lines when external
power supply is adopted for G90S. Magnet ring shall be installed at the side
closing to radio.
♦
Polarity of power lines shall be carefully inspected to avoid reverse polarity
connection when external power supply is adopted.
♦
Reverse connection of power may cause severe damage to the radio.
Black
line
Red line
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