Onkyo TX-SV444 Owner Manual - Page 27

Troubleshooting guide If a problem occurs while you are using the remote controller, fi rst operate the unit using the front panel controls to confirm that it is not due to a malfunction (or worn out batteries) of the remote controller. Trouble Cause Remedy No power. • Power cord is disconnected. • There is external noise in the computer circuits of this unit. • AC fuse blown. • Connect power cord. • Turn the power button off and then on again of remove the AC plug from the outlet and then plug it again. • Contact your Onkyo Service Center. Power on but no sound. • TAPE MON. indicator is lights. • MUTING button is on. • Bad connections. • Amplifier protection circuitry has been activated. ('PROTECT' will be displayed.) • Press the TAPE button. • Switch to off by the remote controller. • Check connections, speaker leads, etc. • Contact your Onkyo Service Center. No sound from the center • Speaker cord is not corrected. speaker, or very minimal sound. • SURROUND MODE button is set to OFF. • CENTER level is set to minimum. • CENTER MODE is set to PHANTOM. • Check the connection between the amplifier and the speaker. • Set the SURROUND MODE button to DOLBY PRO LOGIC, HALL or LIVE. • Set the CENTER level to the apprnpriate vnli imp. • Set CENTER MODE to NORMAL or WIDEBAND. Hum, low-frequency noise. • Poor or no input ground. • Poor or no phono motor ground. • The placement of the audio connection cables on the rear panel is incorrect. • Check outer conductor of input plugs. • Check for proper ground connection. • Adjust the placement of the cable to reduce hum. Howling when the volume is • Turntable and speakers are too close together. turned up. • Move them farther apart. Rough or scratchy sound. High • Stylus of turntable pick-up is worn. range is not clear. • Turntable stylus tip is dirty. • Treble control too high. • Replace. • Clean. • Turn treble control down. AM stations cannot be received. • AM loop antenna is not attached. • Connect the included AM loop antenna to the AM antenna terminals. Buzzing noise on AM (particu- • Noise from electrical apparatus such as fluores- • Move the AM loop antenna to different position. larly conspicuous at night or with cent lamp. • Set up an outdoor AM antenna. weak stations). High-pitched noise or buzzing • Noise from TV set. noise on AM. • Place the AM loop antenna as far as possible from the TV. • Move unit away from TV set. Crackling noise on AM, FM. • Noise caused by turning fluorescent lamp on and off. • Noise from automobile ignition. • Move antenna as far as possible from the fluorescent lamp. • Install an FM outdoor antenna as far as possible from the road. • Change the position or direction of the outdoor antenna. TUNED and STEREO indicators • Station is too strong. • Change to T-shaped antenna. light but sound is distorted and • Multiple reflection of the radio waves because of • Use antenna which has better directivity and stereo separation is bad. tall buildings or mountains. select a point where the distortion is least. TUNED and STEREO indicators • Station is too weak. • Install an outdoor FM antenna. flicker and hiss is heard on FM. • Stereo FM broadcasts cover only about half the • Change the position or direction of the outdoor distance of an ordinary broadcast. antenna. No station is recalled when a • The power cord has been unplugged for a long • The memory contents are lost. Store all stations SCAN button is pressed. time. again. Front panel controls function but • No batteries in remote controller. remote controller does not. • Batteries have worn out. • Insert batteries. • Replace batteries. Your voice is not heard through • Microphone plug is not firmly inserted into the • Insert the plug firmly. the microphone. MIC jack. • Microphone is turned off. • Turn on the power to the microphone. • The karaoke function is in standby mode or • Set the KARAOKE button to turn on the turned off. KARAOKE indicator. The sound of the playback • The input selector is not set properly. source is not heard. • Set it to the playback source. • Also refer to the respective instruction manuals of the video disc player, video cassette recorder, TV monitor, etc., being used. 27