SDC – 5203
3A Digital Car Power Adaptor
User Manual
Introduction
This digital adapter uses Micro-Processor Control to protect your Car Battery from over-discharge. The
3Amp.dc output voltage is digitally selected and displayed to avoid second guessing.
The 5V standard USB power output can be used at the same with the 3A DC output. The LCD shows car
battery voltage, selected output voltage and load current. It is suitable for truck, car in use with all Portables,
such as PSP, DVD player, I-Pod, MP3, cell phones and etc.
Controls and Indications
1.
Preset Button
To preset voltage of DC ouput
e
and backlight of LCD.
2.
DC Input Socket
For connection to Car cigarette socket with accessory A.
3.
DC Output Socket
3 Amp output with selectable : 1.5 / 3 / 4.5 / 5 / 6 / 7.5 / 9 / *12V
*12V output selection can only be used for 24V system as in Truck.
( See B7 Remarks )
4.
USB Output Socket
Standard USB DC power 5V, 500 to 600mA.
To charge or to power portables and cell phones.
5.
“O/P CURRENT” LCD
Shows current level used by plugged in devices at
e
.
Each bar is 0.5Amp, full load is 3Amp with 6 bars.
6.
“O/P VOLTAGE” LCD
Shows selectedvoltage of DC output of
e
.
7.
“BATT. VOLTAGE” LCD
Indications of LCD
Battery voltage display shows car battery voltage levels
12V system
24V system
L= Low
less than 11.5V
less than 23.0V
N=Normal
11.5 ~ 13.0V
23.0 ~ 26.0V
H=High
greater than 13.0V
greater than 26.0V
This middle LCD window shows selected output voltage
