Onkyo TX-DS838 Owner Manual - Page 47

Troubleshooting guide If a problem occurs, adjust the controls on the TX-DS838 front panel to confirm that the remote control is not malfunctioning or has worn out batteries. Trouble Cause Remedy Power, then immediately no power • The amplifier protection circuitry has been • Contact your Onkyo service center. activated. - No power • The power cord is disconnected. • There is external noise in the computer circuits of the TX-DS838. • The AC fuse is blown. • Connect the power cord. • Turn the power off and then on again, or remove the AC plug from the outlet. • Contact your Onkyo service center. Power but no sound • The T-2 MONITOR indicator is lit. • The AUDIO MUTING indicator is lit. • The connections are bad or incorrect. • Press the TAPE-2 MONITOR button. • Press the MUTE button on the remote control. • Check the input leads, speaker leads, pin plugs, etc. No sound or very minimal sound from the center speaker • The speaker wires are disconnected. • Surround mode is set to HALL, LIVE, ARENA, STADIUM or OFF. • The Center Speaker Setup is set to NONE. • Check the connection between the amplifier and the speaker. • When HALL, LIVE, ARENA or STADUIM is selected for the Surround mode, only the effect sound will be output from the center speaker. The sound level will be less compared to the sound level when the DOLBY DIGITAL (AC-3)/PRO LOGIC ACTION, DRAMA, MUSICAL is selected. • Set the Center Speaker Setup to SMALL or LARGE. Hum or low-frequency noise • Poor or no input ground • Poor or no phono motor ground • The input and output cables are incor- rectly positioned. • Check the outer conductor of input plugs. • Check for a proper ground connection. • Adjust the placement of the cables to reduce hum. Howling when the volume is turned up • The turntable and speakers are too close • Move them farther away from each other. to each other. Rough or scratchy sound; high range is not • The pick-up stylus is worn. clear • The stylus tip is dirty. • The treble level is too high. • Replace it. • Clean it. • Decrease the treble. AM stations cannot be received • The AM loop antenna is not attached. • Connect the enclosed AM loop antenna to the AM antenna terminals. Buzzing noise on AM (particularly at night • There is noise from other electrical equip- • Move the AM loop antenna to a different position. or with weak stations) ment, such as fluorescent lamps. • Connect an outdoor AM antenna. High-pitched noise or buzzing noise on • There is noise from the TV. AM • Place the AM loop antenna as far as possible from the TV. • Move the unit away from the TV. Crackling noise on AM or FM • The noise is caused by turning a fluorescent lamp on and off. • The noise is caused by an automobile ignition. • Move the 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. FM TUNED and STEREO indicators light • The station signal is too strong. • Use a T-shaped antenna. but sound is distorted and stereo separation is bad. • There are multiple reflections of the radio waves due to tall buildings or mountains. • Use an antenna which has better directivity and select a frequency with less distortion. FM TUNED and STEREO indicators flicker and a hiss is heard on FM. • The station signal is too weak. • The stereo FM broadcasts cover only about half the distance of an ordinary broadcast. • Install an outdoor FM antenna. • Adjust the position or direction antenna. of the outdoor No station is recalled when a preset button • The power cord has been unplugged for • The memory contents are lost. Store all stations is pressed. an extended period of time. again. Multi-Room Remote System does not operate. • The connections are incorrect. . The MR OFF indicator on th,, TX-D5838 is lit. • The remote control is not aimed at the sensor. • The path between the remote control nnd thD cnncnr is klncL-orl • Check the connections. e Press the MR OFF button. (The MR OFF indicator should go off.) • Aim the remote control at the TX-DS838 remote control sensor. • Remove the object blocking the path to the sensor Front panel controls function but remote • There are no batteries in the remote con- • Insert batteries. control does not. trol. • The batteries are worn out. • Replace batteries. Also refer to the respective instruction manuals of the other components, e.g. video disc player, video cassette recorder or TV/monitor. ONTrstoIntegra 47