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SCEPTRE POWER BOOST User Manual
USB 5V Ports Output
To use the USB ports for charging, flip the main power switch to the on position and
press the power level indicator button. Finally plug in any USB cable to your device that
needs to be charged.
Reset Button
Besides the main power switch, the reset button acts as a secondary power on button
for large current output (jump starting cars), and cigarette lighter socket.
If the reset button’s light is flashing slowly, that means the jumper cables are
connected to the wrong polarity (positive to negative) or something is shorting
the cables. Please correct the mistake and restart the unit by pressing the
reset button off and on again.
If the reset button is flashing quickly that means the temperature of the unit is
too high. You will not be able to use the unit until it has cooled to 140°F.
Turn off the main power switch and wait for a while until the unit cools off.
12V Cigarette Lighter Socket Output
This socket provides 11.5V to 14.5V for 12 VDC/120W electrical devices. Maximum
power consumption should be less than 240W. To turn on this output, flip the mian
power switch to the on position. Afterwards unscrew the cover to connect your device
to the cigarette lighter socket. Finally to use the socket press the reset button so that
the button is lit.
Large Current Output / Input Socket (Anderson
Connecter)
8AWG jumper cables can be connected to the large current output socket (Anderson
Connecter) in order to jump start a car with a bad battery. Make sure the power level is
at green or yellow light level in order to jump start a car.
Jump Starting A Car
1. Make sure the car’s electronics are all turned off (radio, headlights, AC…etc).
2. Unscrew the cover in order access the large current output socket.
3. Plug the other side of the jumper cable into the large current output socket.
4. Connect the jumper cables the car’s battery by matching positive to positive
and negative to negative.
5. Flip the main power switch to the on position.
6. Press the Reset button to turn on power to the large current output.
7. Try to start the engine.
a. If the unit was stored for a long time you might need multiple tries to
start the car. Press the Reset Button on and off again and retry
starting the engine.
8. After starting the engine, keep the unit connected to the car’s battery for a
while, around 30~60 seconds (or longer, depend on the level of the device) to
re-charge itself by the alternator of the car. The unit can take up to a
maximum of 50A current from the large current output/input socket(Anderson
Socket) for recharging.
9. Before removing the jumper cables, be sure to turn off the main power switch
first.
10. If you have failed more than twice to start your car, make sure the unit’s
power level is at least at the mid capacity level.
Please Note: