Onkyo TX-SV828THX Owner Manual - Page 52

Trouble shooting guide If a problem occurs, first 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 control. Trouble Cause Remedy No power. • Power cord is disconnected. • There is external noise in the computer circuits of the TX-SV828THX. • AC fuse blown. • Connect power cord. • Turn the power button off and then on again or remove the AC plug from the outlet. • Contact your ONKYO Service Center. Power but no sound. • TAPE-2 monitor switch is on. • Audio muting switch is on. • Bad/incorrect connections. • Amplifier protection circuitry has been activated. ('PROTECT' will be displayed.) • Switch to off. • Switch to off with the remote control. • Check input leads, speaker leads, pin plugs, etc. • Contact your ONKYO Service Center. No sound from the Center speaker, or very minimal sound. • Speaker cord is removed. • Surround mode is set to HALL, LIVE, ARENA , STUDIO and BY-PASS. • Center level is set to the minimum. • Center Mode is set to NONE. • Check the connection between the amplifier and the speaker. • When HALL, LIVE, ARENA or STUDIO is selected for the Surround mode, only effect sound will be output from the Center speaker. The sound level will be less compared to the sound level when the DOLBY PRO LOGIC HOME TXH CINEMA or THEATER is selected. • When the Surround mode is set to BY-PASS, no sound will output from the Center speaker. • Set the Center level to the appropriate volume . • Set Center Mode to SMALL or LARGE. Hum, low-frequency noise. • Poor or no input ground. • Poor or no phono motor ground. • The placement of the input/output 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 turned up. • Turntable and speakers are too close • Move them farther apart. together. Rough or scratchy sound. High range is • Stylus of pick-up is worn. not clear. • 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 (particularly con- • Noise from electrical apparatus such as • Move the AM loop antenna to different position. spicuous at night or with weak stations). fluorescent lamp. • Set up an outdoor AM antenna. High-pitched noise or buzzing noise on • Noise from TV set. AM. • Place the AM loop antenna as tar 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. FM tuned and stereo indicators light but • Station is too strong. • Change to T-shaped antenna. sound is distorted and stereo separation • Multiple reflection of the radio waves • Use antenna which has better directivity and select is bad. because of tall buildings or mountains. a point where the distortion is least. FM tuned Indicators and STEREO indicator flicker and hiss is heard on FM. • Station is too weak. • Stereo FM broadcasts cover only about half the distance of an ordinary broadcast. • Install an outdoor FM antenna. • Change the position or direction of the outdoor antenna. No station is recalled when a preset but- • The power cord has been unplugged for • The memory contents are lost. Store all stations ton is pressed. a long time. again. The Multiple Room Remote System does not operate. • Connection is wrong. • The MR OFF button on the TX-SV828THX is engaged. (The MR OFF indicator will be lit.) • Check the connection again. • Press the MR OFF button. (The MR OFF indicator will be turned off.) Front panel controls function but remote • No batteries in remote control. control does not. • Batteries have worn out. • Insert batteries. • Replace batteries. Also refer to the respective instruction manuals of the Video Disc Player, video cassette recorder, TV monitor, etc., being used. 52