User manual SONY SA-W741

[. . . ] Do not install the appliance in a confined space, such as a bookcase or built-in cabinet. Install this system so that the power cord can be unplugged from the wall socket immediately in the event of trouble. When turning on or off an amplifier or other equipment Before you get started â· Turn off the power of the amplifier and the subwoofer before making any connection. â· Use the audio connecting cords that are supplied to the respective equipment. [. . . ] â· Take care to avoid any possible injury on the corners of the subwoofer. Be sure to connect both L and R channels. This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures: -- Reorient or relocate the receiving antenna. -- Increase the separation between the equipment and receiver. -- Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. If your amplifier has double (A + B) sets of speaker terminals, connect both the subwoofer and the front speakers to the amplifier. Clean the cabinet with a soft cloth lightly moistened with water. Connect the AC power cord from the subwoofer and from your amplifier to a wall outlet. â· Make sure that power to the subwoofer is turned off before you plug in or unplug any power cord. Repeat steps 1 to 4 to adjust for your preference. Once you have adjusted the subwoofer to the settings you desire, use the VOLUME control on the amplifier to adjust the volume of the subwoofer with that of the other speakers. You don't need to adjust the subwoofer settings when you change the volume level of the amplifier. The subwoofer turns on and the POWER indicator lights up in green. Adjust the VOLUME so that sound from the front speakers is not distorted. To turn on and off the power automatically -- Auto power on/off function (J) E, the POWER indicator lights up green) and there is no signal input for a few minutes, the POWER indicator changes to red and the subwoofer enters power saving mode. While in this mode a signal is input to the subwoofer, the subwoofer automatically turns on (auto power on/off function). To turn this feature off, slide the POWER SAVE switch on the rear panel to OFF. ) or the equalizer output to a high level or input sine curves of 20 Hz to 50 Hz recorded on a commercially-available test disc or special sound (bass sound of electronic musical instrument, pop noise of analog disc turntable, sound with abnormally enhanced bass, etc. [. . . ] â· Set the CUT OFF FREQ as high as possible when playing back the Dolby digital. The contacts between the plugs of the connecting cords and the corresponding jacks have not been made properly. The audio system is picking up some noise from a TV set. Move the audio system away from the TV set or turn the TV set off. [. . . ]