ENG - 15LED Indicator Lights on the Rear of Subwoofer and Surround SpeakersLED Status Description ResolutionBlueSubwooferSurround SpeakersBlueOn Successfully connected(normal operation) -Blinking Recovering the connectionCheck if the power cable attached to the main Soundbarunit is connected properly or wait about 5 minutes.If blinking persists, try manually connecting thesubwoofer and Surround Speakers. See page 14.RedSubwooferSurround SpeakersRedOnStandby (with theSoundbar main unit turnedoff)Check if the power cable attached to the main Soundbarunit is connected properly.Connection failed Connect again. See the instructions for manualconnection on page 14.SubwooferRed and blueSurround SpeakersRed and blueBlinking Malfunction See the contact information for the Samsung ServiceCenter in this manual.NOTE• If the main unit is powered off, the wireless subwoofer will go into stand-by mode and the STANDBY LED on the rear of the sub-woofer willturn red after blinking in blue several times.• If you use a device that uses the same frequency as the Soundbar near the Soundbar, interference may cause some sound interruption.• The maximum transmission distance of the main unit’s wireless signal is about 32.8 ft (10 m), but may vary depending on your operatingenvironment. If a steel-concrete or metallic wall is between the main unit and the wireless subwoofer, the system may not operate at allbecause the wireless signal cannot penetrate metal.CAUTION• Wireless receiving antennas are built into the wireless subwoofer and Surround Speakers. Keep the unit away from water and moisture.• For optimal listening performance, make sure that the area around the wireless subwoofer and the Surround Speakers are clear of anyobstructions.