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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
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
Each bar is 0.5Amp, full load is 3Amp with 6 bars.
6.
"O/P VOLTAGE" LCD
Shows selectedvoltage of DC output of
7.
"BATT. VOLTAGE" LCD
Indications of LCD
Battery voltage display shows car battery voltage levels
L= Low
N=Normal
H=High
This middle LCD window shows selected output voltage
SDC – 5203
3A Digital Car Power Adaptor
User Manual
and backlight of LCD.
.
12V system
less than 11.5V
11.5 ~ 13.0V
greater than 13.0V
.
24V system
less than 23.0V
23.0 ~ 26.0V
greater than 26.0V
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Summary of Contents for Manson Engineering Industrial SDC–5203
- Page 1 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.
- Page 2 This left LCD window shows current level used by plugged in devices at Each bar is 0.5Amp so full load output current is 3Amp with 6 bars. Operation Procedures A. Powering up the Adapter 1. Insert the accessory A connector cable to DC in and to your car cigarette socket when your car electric power is on.
- Page 3 D. Connecting the Portables Before connecting to your portable double check on : 1. The output voltage as display in the middle window of LCD matches your portable’s voltage. 2. Make sure the polarity of is correct. 3. Any mis-match of the above 2 important points will or may damage your portable. E.
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Page 4: Trouble Shooting
Trouble Shooting 1. LCD is not ON POSSIBLE CAUSES: A. No DC power from the Cigarette Lighter socket. Check with the cigarette lighter if it works. B. Cigarette Lighter Socket may be loose. C. Contact metal strips are not in contact with socket. Check Spring Action of metal strip and turn plug slowly until LCD turns On.