System may hang up and black screen during restart on Vostro 3070/3470/3670, Inspiron 3470/3670 or ChengMing3980
Summary: Latest BIOS update will fix this hanging/black screen issue on the Vostro, Inspiron and ChengMing models mentioned.
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Symptoms
You may experience that your system may hang up and black screen during restart if the system was resumed from sleep in run time.
Cause
This applies to the Vostro 3070/3470/3670, Inspiron 3470/3670 and ChengMing3980 models.
Resolution
The issue can be resolved by a simple BIOS update - the latest version of which can be found here on the Dell Drivers and Downloads page for your system. Steps to download are simple but if you require assistance we have support available on that page to help.
Affected Products
Inspiron 3470, Inspiron 3670, Vostro 3070, Vostro 3470, Vostro 3670Article Properties
Article Number: 000147700
Article Type: Solution
Last Modified: 02 May 2026
Version: 5
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