Sony HT-MT300 Operating Instructions - Page 30
Resetting the System, Others
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Others All indicators on the main unit flash for 10 seconds and the system is turned off. The protection feature is activated. Disconnect the AC power cord (mains lead) and check the items below. - Make sure that the ventilations of the main unit are not covered and turn on the system after a while. - When the system is using the USB connection, remove the USB device and turn on the system. If the system operates properly, the current of the connected USB device is over the maximum output current of the system 500 mA, or the USB device may have an abnormality. Sensors of the TV do not work properly. The main unit may block some sensors (such as the brightness sensor), the remote control receiver of your TV or the emitter for 3D glasses (infrared transmission) of a 3D TV that supports the infrared 3D glass system, or wireless communication. Move the main unit away from the TV within a range that allow those parts to operate properly. For the locations of the sensors and remote control receiver, refer to the operating instructions supplied with the TV. The system does not work properly. The system may be in demo mode. To cancel demo mode, reset the system. Press and hold (power) and - on the main unit for more than 5 seconds (page 30). Resetting the System If the system still does not operate properly, reset the system as follows. 1 Press and hold and - on the main unit for more than 5 seconds. All indicators on the main unit flash 3 times, and the settings return to their initial status. 2 Disconnect the AC power cord (mains lead). 3 Connect the AC power cord (mains lead), then press to turn on the system. 4 Link the system to the subwoofer (page 24). Tip The default settings are underlined on each feature description. 30US