User manual ACOUSTIC RESEARCH X-10 service manual

[. . . ] 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. Don't throw away the battery with general house waste, dispose of it correctly as chemical waste. Disposal of Old Electrical & Electronic Equipment (Applicable in the European Union and other European countries with separate collection systems) This symbol on the product or on its packaging indicates that this product shall not be treated as household waste. [. . . ] LARGE If you connect large speakers that will effectively reproduce bass frequencies, select "LARGE. " When the sub woofer is set to "NO, " front speakers are automatically set to "LARGE. " · SMALL If the sound is distorted, or you feel a lack of surround effects when using multi-channel surround sound, select "SMALL" to activate the bass redirection circuitry and output the front channel bass frequencies from the sub woofer. When the front speakers are set to "SMALL, " the center, surround, and 68GB Surround back speakers are also automatically set to "SMALL" (unless previously set to "NO"). LARGE If you connect a large speaker that will effectively reproduce bass frequencies, select "LARGE. " However, if the front speakers are set to "SMALL, " you cannot set the center speaker to "LARGE. " · SMALL If the sound is distorted, or you feel a lack of surround effects when using multi-channel surround sound, select "SMALL" to activate the bass redirection circuitry and output the center channel bass frequencies from the front speakers (if set to "LARGE") or sub woofer. ⷠNO If you have not connected a center speaker, select "NO, " the sound of the center channel will be output from the front speakers. ⷠMIX We recommend you set "CENTER SP" to "MIX" to enjoy digital audio with high quality sound when you do not have a center speaker connected. Analog downmix works when you set "CENTER SP" to "MIX. The bass redirection circuitry and output the surround channel bass frequencies from the sub woofer or other "LARGE" speakers. If you connect two surround back speakers and both surround back speakers are not placed an equal distance from your listening position, set the distance to the closest speaker. With only one surround back speaker Lets you set the distance from your listening position to the sub woofer. With two surround back speakers (The angle B should be the same) If you set up speakers using the auto calibration function, you can adjust the speaker distance in 1 cm increment. ⷠThe distance between the center speaker and the listening position B cannot be more than 1. 5 meters closer than the one between the listening position and the front speaker A. Place the speakers so that the difference in the length of B in the following diagram is no more than 1. 5 meters or more when the distance A is 6 meters. Also, the distance between the surround speakers/ surround back speakers and the listening position C cannot be more than 4. 5 meters closer than the distance between the listening position and the front speakers A. Place the speakers so that the difference in the length of C in the following diagram is no more than 4. 5 meters or more when the distance A is 6 meters. [. . . ] ⷠMake sure that cables are correctly and securely connected to components. Refer to the operating instructions supplied with the each component. The signal strength of the stations is too weak (when tuning in with automatic tuning). Make sure you set the tuning interval correctly (when tuning in AM stations with direct tuning). [. . . ]