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The S45-SMS Alarming System

Step 2Putting power on the device

Putting power on the device
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  • Cabeling
  • Connected
Next step was to put power on the device. I took a standard usb cable and cut it apart.
The red and the black cable are the ones that gat the power. The usb port is capable of giving you 5V on 1/2 amperes. This is enough for the phone to operate. Feed the cable through the hole in the plastic cover and solder it to the old battery contacts.
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1 comment
Sep 19, 2008. 6:20 PMLurch says:
I'd insulate the green and white wires to prevent inadvertently shorting out the USB data line. Other than that, the rest of the guide would make it better!

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Author:frickelkram
radio amateur since i was 16, education in electronics, built extension-cards for ibm pc, build machines to make concrete, studied communications engineering, had a dot-com company in the late ninetie...
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