| Getting Started | 34LED Status DescriptionSolid red The CPW90-BT is being charged.Fast flashing red 3times and then offThe battery capacity is too low to turn on the CPW90-BT.Slowly flashing red The battery capacity is less than 10%.Off If you tap the mute button and the power LED indicator on the CPW90-BT is stilloff, it means the CPW90-BT is powered off.Mute Indicator LEDLED Status DescriptionSlowly flashing yellow The CPW90-BT is searching for signal.Fast flashing yellow The CPW90-BT is in the pairing mode.Solid red The system is muted.Solid green The system can pick voice.Slowly flashing red The system is receiving an incoming call.Flashing red andgreen alternatelyThe VCS is searching for the CPW90-BT which has registered with it.Off The CPW90-BT is in the idle mode.LED Instructions of WPP20 Wireless Presentation PodLED Status DescriptionThe WPP20 is starting up.The WPP20 is trying to pair with the video conferencing system.The WPP20 is plugged into the video conferencing system, and firmware update is inprogress.Fast flashinggreenThe WPP20 is plugged into the video conferencing system, and the WPP20 isupdating Wi-Fi profile.Slowly flashinggreenThe WPP20 is paired with the video conferencing system successfully, but you are notsharing content.The WPP20 is paired with the video conferencing system successfully, and you aresharing content.Firmware update is done.Solid greenWi-Fi profile update is done.The WPP20 cannot find or connect to the video conferencing system in 10 secondsafter start-up.The WPP20 pairs to the video conferencing system successfully, but it does notdetect that the Yealink Wireless Presentation Pod software is running on your PC.Slowly flashingredYealink Wireless Presentation Pod software is turned off.