DC Power adaptor for laptop 70W

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FEATURES:
Overload and short circuit protection to protect it from damage.
1.Stabilized output,low ripple &low interference
2.Adjustable output voltage
3.High efficiency & low energy consumption
4.Power LED monitor
OPERATING INSTRUCTIONS
Voltage selection
1.Determine proper output voltage setting. Check rating plate and voltage indication marked next to the input jack on your computer.You may find the voltage in your AC adaptor or in the computer user’s manual.
2.Set the voltage swtch on the boby of the adaptor in the proper voltage.
TIP polarity seection
1.Determine proper connector size.Please note that the polarity of the connector plugs are presetted with the positive tip centre.Reversed ploarity can result in permanent damage to your computer.Common symbol for tip polarity is shown below.
2.Insert connector output plug your computer.
3.Insert adaptor into vehicle lighter socket.Green LED will light to indicate proper opertation.If LED fails to light.See FUSE REPLACEMENT.
4.Turn on computer .Lf it does not operate,immediately disconnect and review the above ateps.
FUSE REPLACEMENT
To check or replace fuse, simply rotate the plastisc tip at the end of adapter counterclockwise.
Visually isspect fuse dlement.If blown or if you are unsure ,replace fuse(1.0,1.5,2.0AMP).
SPECIFICATION:
INPUT:DC11-14 Volts
OUTPUT: DC12/15/16/18/19/20V /24v 4Amax
Fuse for overload protection.(1.0,1.5,2.0AMP)
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