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SUPPORT COMMUNICATION- CUSTOMER ADVISORY

Document ID: c05647340

Version: 1

Advisory: USB-C Docks - No Sound From Computer Speakers After Switching Display Mode to PC Screen Only

Notice:: The information in this document, including products and software versions, is current as of the release date.The document is subject to change without notice.

Release date : 28-Aug-2017

Last updated : 28-Aug-2017

DESCRIPTION
No Sound from the computer speakers after switching display mode to PC Screen Only. This occurs when using an external display that has built-in speakers; the sound source does not automatically switch back to the PC speakers.

SCOPE
Information in this document applies to the following:
Docking Stations
  • HP USB-C Dock
  • HP USB-C Universal Dock
  • HP 3005pr USB 3.0 Port Replicator
Computers:
  • Any computer using the above docking stations
RESOLUTION
Audio continues to play back through the dock while it is connected. This is by design. To change the behavior, change the default audio playback device to the computer's internal speakers:
  1. Right-click the speaker icon in the task tray.
  2. Select playback devices.
  3. Select the computer speakers.
  4. Click Set as default.

Hardware platforms affected : HP EliteBook 1040 G4 Notebook PC, HP EliteBook 1040 G4 Notebook PC (ENERGY STAR), HP EliteBook 725 G4 Notebook PC, HP EliteBook 725 G4 Notebook PC (ENERGY STAR), HP EliteBook 725 G4 Notebook PC (ENERGY STAR) Bundle, HP EliteBook 745 G4 Notebook PC, HP EliteBook 745 G4 Notebook PC (ENERGY STAR), HP EliteBook 745 G4 Notebook PC (ENERGY STAR) Bundle, HP EliteBook 755 G4 Notebook PC, HP EliteBook 755 G4 Notebook PC (ENERGY STAR), HP EliteBook 755 G4 Notebook PC (ENERGY STAR) Bundle, HP EliteBook 820 G4 Notebook PC, HP EliteBook 820 G4 Notebook PC (ENERGY STAR), HP EliteBook 840 G4 Notebook PC, HP EliteBook 840 G4 Notebook PC (ENERGY STAR), HP EliteBook 848 G4 Notebook PC, HP EliteBook 850 G4 Notebook PC, HP EliteBook 850 G4 Notebook PC (ENERGY STAR), HP EliteBook 850 G4 Notebook PC (ENERGY STAR) Bundle, HP EliteBook x360 1030 G2, HP EliteBook x360 1030 G2 (ENERGY STAR), HP EliteBook x360 1030 G2 Bundle, HP ProBook 430 G4 Notebook PC, HP ProBook 430 G4 Notebook PC (ENERGY STAR), HP ProBook 440 G4 Notebook PC, HP ProBook 440 G4 Notebook PC (ENERGY STAR), HP ProBook 440 G4 Notebook PC (ENERGY STAR) Bundle, HP ProBook 450 G4 Notebook PC, HP ProBook 450 G4 Notebook PC (ENERGY STAR), HP ProBook 450 G4 Notebook PC (ENERGY STAR) Bundle, HP ProBook 455 G4 Notebook PC, HP ProBook 455 G4 Notebook PC (ENERGY STAR), HP ProBook 470 G4 Notebook PC, HP ProBook 470 G4 Notebook PC (ENERGY STAR), HP ProBook 640 G3 Notebook PC, HP ProBook 640 G3 Notebook PC (ENERGY STAR), HP ProBook 640 G3 Notebook PC (ENERGY STAR) Bundle, HP ProBook 645 G3 Notebook PC, HP ProBook 645 G3 Notebook PC (ENERGY STAR), HP ProBook 650 G3 Notebook PC, HP ProBook 650 G3 Notebook PC (ENERGY STAR), HP ProBook 650 G3 Notebook PC (ENERGY STAR) Bundle, HP ProBook 650 G3 Quad Core Notebook PC, HP ProBook 650 G3 Quad Core Notebook PC (ENERGY STAR), HP ProBook 655 G3 Notebook PC, HP ProBook 655 G3 Notebook PC (ENERGY STAR), HP USB-C Dock, HP USB-C Universal Dock, HP ZBook 14u G4 Mobile Workstation Bundle, HP ZBook 15 G4 Mobile Workstation, HP ZBook 15 G4 Mobile Workstation (ENERGY STAR), HP ZBook 15 G4 Mobile Workstation Bundle, HP ZBook 15u G4 Mobile Workstation Bundle, HP ZBook 17 G4 Mobile Workstation, HP ZBook 17 G4 Mobile Workstation Bundle, HP ZBook Studio G4 Mobile Workstation, HP ZBook Studio G4 Mobile Workstation (ENERGY STAR), HP ZBook Studio G4 Mobile Workstation Bundle

Operating systems affected : Microsoft Windows 7 (32-bit) (deleted) Microsoft Windows 7 (64-bit) (deleted) Microsoft Windows 7 Enterprise (32-bit) (deleted) Microsoft Windows 7 Enterprise (64-bit) (deleted) Microsoft Windows 7 Home Basic (32-bit) (deleted) Microsoft Windows 7 Home Basic (64-bit) (deleted) Microsoft Windows 7 Home Premium (32-bit) (deleted) Microsoft Windows 7 Home Premium (64-bit) (deleted) Microsoft Windows 7 Professional (32-bit) (deleted) Microsoft Windows 7 Professional (64-bit) (deleted) Microsoft Windows 7 Starter (32-bit) (deleted) Microsoft Windows 7 Ultimate (32-bit) (deleted) Microsoft Windows 7 Ultimate (64-bit) (deleted)

Software affected : Not applicable

Support Communication Cross Reference ID : IA05647340

HP Inc. shall not be liable for technical or editorial errors or omissions contained herein.The information provided is provided "as is" without warranty of any kind.To the extent permitted by law, neither HP or its affiliates, subcontractors or suppliers will be liable for incidental, special or consequential damages including downtime cost; lost profits; damages relating to the procurement of substitute products or services; or damages for loss of data, or software restorationThe information in this document is subject to change without notice.HP Inc. and the names of HP products referenced herein are trademarks of HP Inc. in the United States and other countries.Other product and company names mentioned herein may be trademarks of their respective owners.

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