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Operation Procedures
A. Powering up the SDC-6203
1. Insert the accessory (A) into the DC-IN (2) and to your car cigarette socket when your car
electric power is on.
2. The LCD should light up showing USb and battery voltage. If LCD is not on, check the
connections at both ends are secured.
B. Charging iPad, other tablets and mobile devices that demand high USB current
Plug in the short (c) USB Adapter connector into DC OUT , Check USB Adapter(3) :
I for Apple iPad, S for Samsung or other tablets .
C. Presetting the 3 Amp DC OUT voltage
1. Plug in the DC input cable (A) and the LCD should show USb and battery voltage.
2. Then plug in the DC Output cable (B) into the DC OUT .
The LCD middle window should show the default output voltage instead of USb.
3. Press and hold the Preset Button at the side for a few seconds until numbers at the middle
window flashes then release button.
4. The flashing numbers are ready for resetting.
5. One quick press (click) at the button will move to the next voltage:
Cyclic order: 1.5V 3.0V 4.5V 5V 6V 7.5V 9V 12V
6. Stop pressing at the desired voltage setting and wait till the flashing stops.
7. The preset output voltage is set and confirmed as shown in the middle window.
8. This newly preset voltage is fixed until further new presetting.
Remarks:
Do not select 12V output for 12V system as the output will always be 2V less than the input
voltage in a 12 V battery for this setting of 12V output.
*** When using the USB Adapter connector, make sure that no magnetic material touches the
DC Output socket . It is advisable to set the DC Output voltage to 5V if in doubt.
*** Make sure your DC plug is connected with the right polarity setting
D. Finding and setting the right polarity for your portable dc devices.
1. Finding out whether your portable is center POSITIVE or center NEGATIVE.
Most portables have the following markings on or near the Input Socket showing voltage and
polarity.
When the center is linked to a + sign, it is then center POSITIVE
When the center is linked to a - sign, it is then center NEGATIVE
WARNING!
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