Samsung SMT-H3050E/TWC User Guide - Page 25

Digital HD STB User Guide TROUBLESHOOTING This section describes possible problems you may experience when using the set-top box. If any problem occurs, please check the following cases first. If the problem is not solved by following the methods below, please contact your local cable provider for technical support. The TV screen does not appear. 1. Check if the power of the TV and Set-top box are turned on. 2. Check if the cable is connected to the 'Cable Input' ► jack. 3. Check if the STB is selected as the TV's source. 4. If the CH3/4 OUT port is connected to an analog TV, check if the basic channel number (CH 3) and the external channel number of the TV match. The remote control does not operate. 1. Check if the remote control is suitable for use with the STB. 2. Check if the remote control operates normally after changing the batteries. ► 3. Check if the batteries are inserted correctly in the remote control. 4. Check if any obstacle exists between the STB and the remote control. 5. Check if the remote control operates normally when used at a close distance. No sound is emitted in the TV or the audio. 1. Check if the audio jacks of the TV are properly connected to the audio output jacks of the STB. ► 2. If the audio cable is connected properly, check if the mute function is set. If the mute function is set, press the [Mute] button of the remote control in order to release the mute function. © SAMSUNG Electronics Co., Ltd. 25