Slow Charger Message Displays on the Laptop When Connecting Dell Performance Dock WD19DC or WD19DCS

User of the impacted laptop may see the following message when connecting Dell Performance Dock WD19DC or WD19DCS using a dual USB type-C connector (Figure 1).

Battery saver
Slow charger
To speed up charging, use the charger that came with the device.

(Figure 1. Message about slow charging)

Affected Models:

• Dell Performance Dock - WD19DC
• Dell Performance Dock - WD19DCS
• Latitude 5420
• Latitude 5421
• Latitude 5430
• Latitude 7310
• Latitude 7410
• Latitude 9330
• Latitude 9430
• Latitude 9520
• Precision 5470

The impacted laptops only support Dell Performance Dock WD19DC or WD19DCS when connected using a single USB-C connector.

Follow the steps below to recover from the issue.

1. Disconnect the dual USB Type-C connector from the computer.
2. Disconnect the AC adapter from the 7.4 mm DC-in power input on the dock. Leave it for 30 seconds.
3. Connect the AC adapter to the 7.4 mm DC-in power input on the dock.
4. Connect the single USB Type-C connector to the computer.

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• Dell Performance Dock WD19DC or WD19DCS Shut Down When Connected to the Laptop Using a Dual USB Type-C Connector
• Incorrect AC Adapter Power Shows in BIOS When Connect to Dell Performance Dock WD19DC or WD19DCS
• AC Adapter Errors or Battery Not Charging When Docking Dell Laptops