Plug it in the other way.
Surface pro 4 charger no light.
Bring more power to your laptop.
The detach key has a flashing green light if the screen and keyboard are not connected properly.
If it still won t charge remove the screen and clean the connectors.
Flip the charger 180 degrees and check to see if the led light comes on and if your surface starts charging again.
If your battery is depleted or discharged below the charging threshold it will no longer accept a charge.
Sp4 won t even sense that there s a charger connected.
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Surface dock 2 transforms your surface into a desktop pc with a 199w power supply to charge most surface devices plus usb c ports that support dual 4k monitors at 60hz.
Gc05 you could check your charger with a multimeter first to make sure that it is working.
Check the surface charging cable if your surface doesn t turn on even after it s plugged in the charging cable may be damaged.
Surface pro 3 charger surface pro 4 charger kingdo 36w 12v 2 58a power supply compatible microsoft surface pro 3 surface pro 4 i5 i7 surface pro 5 surface laptop include carrying pouch.
I did all of the above fixes and nothing worked.
Will not sense charger connection no light.
If it is then you are possibly having issues with either the charging port microsoft surface charging port replacement or the battery.
I have exactly the same problem with my charger regular weak flashing light and no charge going to the surface the 12v cable from the black box even though the usb charging 5v cable from the black box works fine.
After you unplug the charger from your surface and the wall make sure to wait 10 seconds.
I have a second power cable which all works fine.
Plug the charger back into the electrical outlet and your surface.
However on my mom s sp4 they both work perfectly fine.
Surface pro 4 not charging.
If you re having problems charging your surface book make sure the screen is fully attached to the keyboard.
Simply plug in the surface connect cable to charge your device and access external monitors a keyboard mouse and more.
Pro4 this just started happening to me today.
Clean the pins on the connector with a pencil eraser.
The easiest way to tell if the charging cable is damaged is to check the white led light on the end of the cable that connects to the side of the surface.