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.
The Dell Chromebook-11 3120 or Chromebook-13 7310 systems may not charge the system battery or power on.
This issue is caused by the list of factors below:
Use the workaround steps below to resolve and prevent this issue from occurring.
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).
Figure 1: Right view of Chromebook 3120 with USB port (USB 2.0)
Figure 2: Chromebook 7310 left view with USB port (USB 2.0)
Charging USB device using the USB 3.0 port is the recommended solution to this issue (Figure 3 and Figure 4).
Figure 3: Chromebook 3120 left view with USB 3.0 port
Figure 4: Chromebook 7310 right view with USB 3.0 port
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.
At 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.
Due 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.
It is a critical standard for establishing the proper way to charge a battery from a USB port. You can find additional information on this subject from this: USB Battery Charging 1.2 Compliance Plan .
Chromebook 3120 BC 1.2 information can be found in Table 6 of these links: http://downloads.dell.com/Manuals/all-products/esuprt_laptop/esuprt_chromebook/chromebook-11-3120_Reference%20Guide_en-us.pdf or http://downloads.dell.com/Manuals/all-products/esuprt_laptop/esuprt_chromebook/chromebook-13-7310_Setup%20Guide_en-us.pdf
If the system has already encountered this issue and the over-volt protection has tripped, the steps below should resolve the issue:
To prevent the issue from re-occurring, only plug these type of USB devices into the USB 3.0 port on the side of the system.
You may also experience an issue with the Dell Chromebook not powering on if the battery is depleted. Follow the instructions in the following Dell Knowledgebase article to resolve this issue: Dell Chromebook not booting on AC adapter with battery depleted.
Article ID: SLN300416Last Date Modified: 12/02/2019 02:10 PM