User manual ONKYO A-905X

[. . . ] Please read this manual thoroughly before making any connections or plugging in your new Onkyo product. Following the instructions in this manual will enable you to obtain optimum performance and listening enjoyment from your new Onkyo product. Please retain this manual for future reference. Specifications. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [. . . ] 16 Adjusting the Bass, Treble, and Balance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 Recording. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 Appendix Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 4 Introduction Features 90 W/Ch into 4 ohms (IEC) WRAT--Wide Range Amplifier Technology All discrete output stage circuitry Massive power transformer Precision motor volume control Tone control (bass/treble) Direct mode Rec selector 6 inputs and 2 outputs Phono input Preout output Speaker A/B drive Hi-rigidity, anti-resonant chassis Aluminum front panel and volume knob Headphone jack Compatible with RI Dock for iPod RI-compatible remote controller Supplied Accessories Make sure you have the following accessories: Remote controller and two batteries (AA/R6) * iPod is a trademark of Apple Inc. , registered in the U. S. and other countries. Power cord (Depending on the destination country, two power cords may be included. Use the cord that's compatible with your wall outlet. ) * In catalogs and on packaging, the letter added to the end of the product name indicates the product's color. Specifications and operation are the same regardless of color. 5 Introduction--Continued Front Panel 1 2 3 4 5 6 7 8 9 J KL For detailed information, refer to the pages in parentheses. A POWER ON/OFF switch (15) Turns the A-905X on or off. H TONE/DIRECT button and indicator (16) Turns the Direct function on or off. The indicator lights up when the Direct function is on. B SPEAKERS selector and indicators (15) Selects speaker set A, speaker set B, both sets of speakers, or turns the speakers off altogether. The A and B indicators show which speaker set is selected. I REC SELECTOR (17) Selects the source to be recorded: LINE, PHONO, CD, OFF, TUNER, DOCK, SOURCE. C BASS control (17) Adjusts the level of bass sounds. J Input Selector and indicators (16) Selects the input source: LINE, DOCK, PHONO, CD, TUNER, or TAPE. · Read the instructions supplied with your speakers. · Pay close attention to speaker wiring polarity. In other words, connect positive (+) terminals only to positive (+) terminals, and negative (­) terminals only to negative (­) terminals. If you get them the wrong way around, the sound will be out of phase and will sound unnatural. · Unnecessarily long or very thin speaker cables may affect the sound quality and should be avoided. · Be careful not to short the positive and negative wires. Make sure also the wires do not touch the rear panel. · Do not connect more than one cable to each speaker terminal. · Do not connect a speaker to more than one pair of speaker terminals. Strip about 15 mm (5/8 in. ) of insulation from the ends of the speaker cables, and twist the bare wires tightly, as shown. Unscrew the terminal. 15 mm (5/8") 2 3 Fully insert the bare wires. 4 Screw the terminal tight. The following illustration shows which speaker should be connected to each pair of terminals. Right speaker Speaker set A Left speaker ­ + ­ + A-905X ­ + ­ + Right speaker Speaker set B Left speaker 11 Connections--Continued Connecting Your Components Audio Connection Precautions · Always refer to the instruction manual that came with the component you are connecting. · Do not plug in the power cord until all connections have been made. RCA Connection Color Coding · Push each plug in all the way to make a good connection (loose connections can cause noise or malfunctions). Right! Wrong! · Red connectors are used for the right channel, and white connectors are used for the left channel. Left (white) L · Do not bind audio cables with power cords and speaker cables. [. . . ] · If you're using an Onkyo cassette deck that's connected via , for dubbing or synchro recording, set the REC SELECTOR to SOURCE. 17 Troubleshooting If you have any trouble using the A-905X, look for a solution here. If you cannot resolve the issue yourself, contact your Onkyo dealer. Remote Controller The remote controller doesn't work. Power Cannot turn on the A-905X. · Make sure that the power cord is properly plugged into the wall outlet. · Unplug the power cord from the wall outlet, wait ten seconds or more, then plug it in again. The SPEAKERS A and B indicators are both flashing. · The amp protection circuit has been activated. Set the POWER switch to OFF immediately, remove the power cord from the wall outlet, and contact your Onkyo dealer. Audio There's no sound or it's very quiet. · Make sure that the batteries are installed with the correct polarity (page 10). [. . . ]