Radio Shack 273-1687 owner manual #&,756+06* 17627681.6#, Adjusting the Output Voltage

Models: 273-1687

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Adjusting the Output Voltage

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Do not use the adapter to power a device that exceeds the 80W maximum power rating.

Make sure the adapter is disconnected from the AC outlet and your computer before adjusting its voltage setting.

Make sure you set the power adapter to the proper voltage before you connect the power adapter to an input power source.

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The notation “V DC” might not be indicated. Instead, the international symbol might be used.

Your power adapter is ETL listed to UL standards and meets all applicable FCC standards.

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1.Determine the required output voltage setting of the power

adapter by one of the following four methods: .

Refer to “Compatible Computers” on Page 11 for voltage, tip color, and polarity settings.

Note the voltage indication marked next to the input jack on the device to be powered. Example: Vin = 18V DC or 18V DC.

Review the power or ID plate on the device to be powered. Look for the word “INPUT” followed

by a number and V DC. Example: INPUT: 18V DC. ±

Review the power or ID plate on the AC power adapter usually used to power the device. Look for the word “OUTPUT” followed

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Radio Shack 273-1687 owner manual #&,756+06* 17627681.6#, Adjusting the Output Voltage