![]() The computer starts normally or a startup menu opens. Press the Power button to turn on the computer. Insert the battery and plug the AC adapter back into the laptop, but do not connect any of the peripheral devices. With the battery and power cord unplugged, press and hold the Power button for about 15 seconds to drain any residual electrical charge from the capacitors. Remove the battery from the battery compartment. Remove the computer from any port replicator or docking station.ĭisconnect all external connected peripheral devices such as USB storage devices, external displays, and printers. Have you tried checking with an external keyboard or mouse? Does the issue persist?Įxcellent description and a great diagnosis done. ![]() ![]() ![]() I understand keyboard and touchpad has stopped functioning on the laptopĭid you make any software or hardware changes on your PC? Hey there! Thanks for stopping by the HP Support Forums! ![]()
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