Onkyo TX-DS595 Owner Manual - Page 50
Troubleshooting guide - problem
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Troubleshooting guide If a problem occurs while you are using the remote controller, first try to operate the controls on the front panel of the TX-DS595 to make sure that it is not due to a malfunction (or worn out batteries) in the remote controller. POWER Power shuts off immediately after power on. • Amplifier protection circuitry has been activated. © Remove the power cord from outlet immediately. Contact your Onkyo service center. No power. • Power cord is disconnected. © Connect power cord. • External noise in the affecting the internal microcomputer. © Turn the power button off and then on again or remove the power cord from the outlet and then plug it in again. • Internal fuse is blown. © Contact your Onkyo Service Center. Power turns on but no sound. • "MUTING" is displayed. © Press the MUTING button on the remote controller to turn it off. • Bad connections or wiring. © Check connections, speaker cables, etc. • Amplifier protection circuitry has been activated. © Contact your Onkyo Service Center. The sound of the playback source is not heard. • Input selector is not set properly. © Set to correct input source. • Headphones are connected. © Lower volume and then disconnect headphones. Pressing the ON button on the remote controller does not turn on the power to the main unit. • You have not pressed RCVR MODE button. © Press the RCVR MODE button, then press the ON button. SPEAKERS No sound from the center speaker, or at very low volume. • Speaker cable is not connected. © Check the connection between the amplifier and the speaker. • Listening mode is set to Stereo or Direct. © Set the Listening mode to any mode other than Stereo or Direct. The output to the center speaker may differ depending on the listening mode. • Center speaker level is set to minimum. © Set the Center speaker level to the appropriate volume (page 20). • Center speaker is set to "NONE." © Set CENTER to "LARGE" or "SMALL" (page 19). No sound or very low volume from subwoofer. • Subwoofer is set to "NO." © Check the speaker setting (page 19). • Subwoofer speakers output level setting is improper. © Check the output level of the Subwoofer using the test tone (page 19). 50 Low frequency humming is heard. • Not properly grounded. © Check outer conductor of input plugs. • Turntable motor is not properly grounded. © Check for proper ground connection. • Audio connection cables on the rear panel are connected incorrectly. © Adjust the placement of the cable to reduce hum. Howling is heard when the volume is turned up. • Turntable and speakers are located too close together. © Move them farther apart. Rough or scratchy sound is heard. High range is not clear. • The needles of turntable is dirty or worn, or a problem exists with a connected component. © Refer to the instruction of the connected components and check for problem. • Treble control is too high. © Turn treble down. FM/AM TUNER AM stations cannot be received. • AM loop antenna is not connected. © Connect the included AM loop antenna to the AM antenna terminals. Buzzing noise on AM stations (particularly noticeable at night or with weak stations). • Noise from electrical apparatus such as fluorescent lamp. © Move the AM loop antenna to different position. © Set up an outdoor AM antenna. Noise is heard at high-pitched sounds on AM stations. • Noise from TV set. © Place the AM loop antenna as far as possible from the TV. © Move unit away from TV set. Crackling noise on both AM and FM stations. • Noise caused by fluorescent lamp being turned on and off. © Move antenna as far as possible from the fluorescent lamp. • Noise from automobile ignition. © Install an FM outdoor antenna as far as possible from the road. © Change the position or direction of the outdoor antenna. The indicators light for stereo reception, but sound is distorted and stereo separation is bad. • Station is too strong. © Change to FM indoor antenna. • Multiple reflection of the radio waves because of tall buildings or mountains. © Use antenna that has better directivity and select a point where distortion is least. Indicators for stereo reception flicker and hiss is heard on FM stations. • Station is too weak. © Install an outdoor FM antenna. • Stereo FM broadcasts cover only about half the distance of an ordinary broadcast. © Change the position or direction of the outdoor antenna.