When booting BIOS while using a dual USB-C cable connected to the docking station, if the battery is lower than 10% the battery information shows 15W under AC adapter (Figure 1).
Figure 1: AC Adapter shows 15W
Affected Platforms:
- Dell Performance Dock - WD19DC
- Dell Performance Dock - WD19DCS
- XPS 17 9710
- XPS 17 9720
- XPS 17 9730
- Precision 5760
- Precision 5770
The following steps resolve the AC adapter error.
- Insert one USB-C connector into the USB port (Figure 2).
Figure 2: First USB-C connector
- Insert the second USB-C connector into the USB port (Figure 3).
Figure 3: Second USB-C connector