User manual SONY SA-S900

[. . . ] With a Dolby Pro Logic processor, you should set the surround effect mode to "NORMAL" on the amplifier for your particular speaker system. 1 channel speaker system consisting of two front speakers, two rear speakers, one center speaker, and one subwoofer. Should you encounter a problem with your speaker system, check the following list and take the indicated measures. Movies are best enjoyed in a room that produces no echoes (as in one with surrounding curtains). [. . . ] â· Music (especially classical music) is best enjoyed in a room that produces some echo. Any difference in operation is clearly indicated in the text, for example, "SA-S900 only". To prevent speaker vibration or movement while listening, attach the supplied foot pads to the bottom four corners of the center speaker*, front speakers, and rear speakers*(F). Set the center speaker firmly on top of the TV set, making sure it is completely level. There is no sound from the speaker system. Make sure the volume on the amplifier has been turned up properly. â· Make sure the program source selector on the amplifier is set to the proper source. There is distortion in the subwoofer sound output. There is hum or noise in the speaker output. Make sure none of the audio components are positioned too close to the TV set. Contact between bare speaker wires at the speaker terminals may cause a short-circuit. If you turn down the volume level of the amplifier too low, the auto power on/off function may activate, causing the subwoofer to enter power saving mode. C Turn off the TV set once, then turn it on again after 15 to 30 minutes. C Place the speakers further away from the TV set. Slight adjustments to the system can enhance your sound enjoyment. Do not place the speakers in locations that are: -- Extremely hot or cold -- Dusty or dirty -- Very humid -- Subject to vibrations -- Subject to direct sunlight Source DVD, LD, video cassette or other video source MD, CD, cassette tape or other audio source MODE MOVIE MUSIC Active subwoofer, magnetically shielded Speaker unit Woofer: 16 cm, cone type Enclosure type Advanced SAW type Reproduction frequency range 28 Hz - 200 Hz Amplifier section Continuous RMS power output 75 W (8 ohms, 20 Hz 20 kHz, 0. Clean the speaker cabinets with a soft cloth lightly moistened with a mild detergent solution or water. Do not use any type of abrasive pad, scouring powder or solvent such as alcohol or benzine. If you have any questions or problems concerning your speaker system, please consult your nearest Sony dealer. Set the volume level to best suit your preference according to the program source. Some amplifier functions for enhancing the sound may cause distortion in the subwoofer. To enjoy high-quality sound, do not turn the subwoofer volume too high. [. . . ] To enjoy high-quality sound, do not turn the subwoofer volume too high. â· To increase the bass sound from the subwoofer, connect the system using "Hookup B". â· The bass sound is enhanced in MOVIE mode rather than in MUSIC mode. Therefore, if you change the mode to MOVIE while listening to some sources that do not include the bass sound, you may not be able to get the effect. [. . . ]