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New Laptop DC Power Jack Cable Charging Connector Port Wire Cord For HP ChromeBook 14-X Series 14-X003TU 14-X021DS - AliExpress
Advice required for simple Laptop Power Supply ID-Sense circuit | Electronics Forum (Circuits, Projects and Microcontrollers)
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DTK 45W HP Laptop Charger 19.5V 2.31A AC Power Adapter for HP Notebook Stream 11 13 14 HP Elitebook Pavilion x360 11 13 15 M3 and Spectre Ultrabook Connector: 4.5 * 3.0mm : Amazon.co.uk: Computers & Accessories
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Amazon.com: 45W 19.5V 2.31A AC Adapter Laptop Charger Fit for HP Pavilion 3168ngw Power Cord Supply : Electronics
Advice required for simple Laptop Power Supply ID-Sense circuit | Electronics Forum (Circuits, Projects and Microcontrollers)
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Original New Laptop DC Power Jack Connector Cable wire for HP PAVILION G6-1100SX G6-1100TU G6-1100TX G6-1101 G7-10… | Laptop charger, Gateway laptop, Laptop adapter
![power supply - 3 wires on a (bipolar) DC plug - what are they for? - Electrical Engineering Stack Exchange power supply - 3 wires on a (bipolar) DC plug - what are they for? - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/iPDt4.jpg)