Assessments - 5, GPA: 4.6
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When MUSIC indicator lights ................. music mode When CINEMA indicator lights .............. movie mode 3 PHASE select key 0 This key has the same function as the PHASE select key on the Subwoofer. When NORMAL indicator lights ...... Normal phase When REVERSE indicator lights...... Reverse phase 4 VOLUME control keys 0 OThis keys have the same function as the VOLUME CONTROL knob on the Subwoofer. Loading batteries 1. Remove the back cover. 2. Insert batteries. 3. Close the back cover. Open by pushing the position Insert two R03 (”AAA”-size) batteries marked with the arrow. according to the polarity indication. NotesNotesNotes 1. The batteries initially supplied are intended for use in checking the remote control operations, so their service life may be shorter than usual. When the remote controllable distance shortens or remote control becomes impossible, replace both of the batteries with new ones. 2. Malfunction may occur if direct sunlight or the light of a highfrequency lighting fluorescent lamp enters the remote control light sensor. In such a case, change the system installation position to prevent the malfunction. Sound adjustment SW-505D (EN) How to use the VOLUME CONTROL knob, 2 Crossover slope adjustment (SLOPE selector switch) 22 PHASE select key, CROSSOVER control knob 24 dB position: To be used when the Subwoofer is combined and SLOPE selector switch with bass-reflex type front speakers. The VOLUME CONTROL knob, PHASE select key, CROSSOVER control knob and SLOPE selector switch can be adjusted to match the condition of the listening room and/or the characteristics of the left and right front speakers. CROSSOVER control knob and SLOPE selector switch function Front speaker Bass-reflex typeSound Pressure Level Sound Pressure LevelCROSSOVER control knob Sound Pressure Level Frequency 0 (dB) 12 dB position: To be used when the Subwoofer is combined with acoustic air-suspension type front speakers. 24dB 12dB SLOPE selector switch Sound Pressure LevelFront speaker Acustic Air Suspencion type Frequency Frequency Frequency The characteristics above express the images and the details are different from the actual characteristics. Examples of standard adjustment according to the type of front speakers 1 Crossover frequency adjustment (CROSSOVER control knob) 0 (dB) position: To be used for reproducing sound from the subwoofer without electrically attenuating the Front speaker Crossover Frequency Small speaker 120 ~ 200 Hz Medium speaker 80 ~ 120 Hz Large speaker 60 ~ 80 Hz high-frequency components in the input signal. Use this position when the high frequencies in the subwoofer signal have already been cut by the Dolby Digital or DTS circuitry. The crossover frequency adjustment is invalid when this position is set. NoteNoteNote Depending on the listening room condition and the front speaker characteristics, other adjustment setting than the examples shown above may provide more natural bass sound and more effective bass reproduction. Try various adjustment settings to select the optimum one for your listening room. In case of difficulty A simple mistake may often be misunderstood as a failure. In case of a trouble, check the applicable symptom in the following table before calling for service. Symptom Cause Remedy No sound is output. O The connection cords are not plugged into the jacks properly. O The volume is set to the minimum. O The connected amplifier or receiver does not output the subwoofer pre-out signal (applicable when the amplifier or receiver is equipped with the pre-out on/off function). 7 0! O Connect them properly by referring to “Connections”. O Adjust to an optimum volume. O Switch the subwoofer pre-out switch of the connected amplifier or receiver to ON. Sound volume is low. O The speaker cords are connected in the reverse phase. O The phase selection is not correct. O The pre-out signal level of the connected amplifier or receiver is set to the minimum (applicable when the amplifier or receiver is equipped with the pre-out level control function). 7 0! O Connect the R and L cords with correct + and - polarity by referring to “Connections”. O Set the phase to a different phase. O Adjust the pre-out level of the connected amplifier or receiver to an optimum level. Radio broadcasts are interfered with by noise. O The interfered unit is installed near the subwoofer. 6 O Install the subwoofer more apart from the radio receiver. Specifications SW-505D (EN) Type ....................................................Subwoofer system with built-in amplifier (Magnetically shielded) [Amplifier] Rated Output Power ........................150 W RMS 30 Hz ~ 200 Hz, 4 W Phase Switching ...............................NORMAL, REVERSE Input Sensitivity & Input Impedance RCA-type pin-plug jack .................100 mV /12 k. 200 mV /12 kW (MONO Input) Push-type terminals ......................1.7 V /15 k. [Speaker] Enclosure ...........................................Bass-Reflex, Floor Standing T...
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