Press and hold the power button for 10 seconds to drain the flea power to the system.

If the system has already encountered this issue and the over-volt protection has tripped, the steps below should resolve the issue: Ĭhromebook 3120 BC 1.2 information can be found in Table 6 of these links: or You can find additional information on this subject from this: USB Battery Charging 1.2 Compliance Plan. It is a critical standard for establishing the proper way to charge a battery from a USB port. Battery Charging 1.2 Compliance, what is it?Īt home, in the car, or plugged into a computer, USB-powered portable equipment needs a smart method for determining the appropriate amount of power to draw for both normal operation and charging.ĭue to the huge variety of portable devices, differences in USB ports, and complicated nature of rechargeable batteries, the USB Battery Charging Specification Revision 1.2 was developed.

Since the left USB port is BC1.2 (Battery Charge), it is designed for USB-powered portable equipment which needs a smart method for determining the appropriate amount of power to draw for both normal operation and charging. So far, the issue is only seen on the right side USB port (USB 2.0) on the Chromebook-11 3120 and left side USB port (USB 2.0) on the Chromebook 7310 ( Figure 1 and Figure 2).įigure 1: Right view of Chromebook 3120 with USB port (USB 2.0)įigure 2: Chromebook 7310 left view with USB port (USB 2.0)Ĭharging USB device using the USB 3.0 port is the recommended solution to this issue ( Figure 3 and Figure 4).įigure 3: Chromebook 3120 left view with USB 3.0 portįigure 4: Chromebook 7310 right view with USB 3.0 port

Use the workaround steps below to resolve and prevent this issue from occurring. (EG: Cell phone, Bluetooth speaker or a Tablet). It is possible that any device that has a battery, that needs to be charged, could potently cause this issue, when plugged in to the USB 2.0 port on the right side of the system.Any other device that has a battery that needs to be charged.These USB devices that could cause this to happen:.Certain USB devices link the +5 Volt connection and one of the other USB contact together triggering the Over Voltage Protection (OVP) to engage to protect the system from Damage.This issue is caused by the list of factors below: The Dell Chromebook-11 3120 or Chromebook-13 7310 systems may not charge the system battery or power on. Follow the guidelines below to troubleshoot and resolve an issue with your Dell Chromebook-11 3120 or Chromebook-13 7310 not charging or powering on.

Usb power on chromebook