No sound from some devices when connected to the Soundbar with an HDMI cable

IMPORTANT: This article applies only to specific products and/or operating systems. Check Applicable Products and Categories for details.

The type and number of devices that can be controlled by the Control for HDMI function are restricted by the HDMI® CEC (Consumer Electronics Control) standard. If the number of connected devices exceeds the limit set by the HDMI CEC standard, HDMI device control may not work, and sound may not be output. Check to make sure the number of connected devices doesn't exceed the limit.

• Recording devices (Blu-ray Disc™ recorder, DVD recorder, etc.): Up to three devices
• Playback devices (Blu-ray Disc player, DVD player, etc.): Up to three devices (this speaker system uses one of them)
• Tuner-related devices: Up to four devices
• Audio system (receiver or headphones): One device (used by this speaker system)