When cable is correctly connected to both
battery and booster: Green LED blinking;
Red LED off; no beep.
4.2. Smart cable LED and Alarm behavior
LED Display
Green - Flashing
Green - Solid
Green & Red - Solid
No lights
Red - Solid
Do not attempt to jump start your vehicle more than
three consecutive times. If the vehicle still does not
start, consult a qualified service technician.
"Fake" high battery voltage is detected, but reverse
charging protection did not activate. You can turn key
to jump start the vehicle.
Buzzer
Description / Reason
Warning
Stand-by mode
/
Cable is connected to booster only.
Smart cable is only connected to the vehicle
(without connecting the booster).
Vehicle battery voltage is between 13,5V and 17,2V.
/
Jump Start Ready mode
Cable is connected correctly to both battery and
booster.
Jump Start overtime mode
/
Auto shut-off, due to inactivity (more than 120
seconds). Disconnect the booster from the vehicle
battery, then restart from Jump Start Step 1.
Voltage limit protection
Wait for 30 seconds to let voltage going up, and
disconnect either clamps to auto reset.
Beeps once
High temperature protection
per second
The Smart cable will reset automatically.
/
Smart cable is only connected to the vehicle
(without connecting the booster).
Vehicle battery voltage is below 5V (Smart cable will
not work).
Beeps once
Smart cable is only connected to the vehicle
per second
(without connecting the booster).
Vehicle battery voltage is below 13,5V.
Input high voltage protection
The battery pack may be defective. Contact a service
center.
Input low voltage protection
Recharge the booster.
Beeps rapidly
Short circuit protection
In Stand-by mode, the smart cable positive clamp and
negative clamp were connected together. Warning: In
Jump Start Ready mode, this could lead to danger.
Beeps 2 times
Reverse polarity protection
per second
Detection of reverse polarity connection as long as the
vehicle battery voltage is at least 0,5V.
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