Denon AVR5700 Owners Manual - Page 55

15 TROUBLESHOOTING If a problem should arise,first check the following. 1. Are the connections correct ? 2. Have you operated the receiver according to the Operating Instructions ? 3. Are the speakers, turntable and other components operating property ? If this unit is not operating properly, check the items listed in the table below. Should the problem persist, there may be a malfunction. Disconnect the power immediately and contact your store of purchase. Common problems arising when listening to the CD, records, tapes, and FM broadcasts, etc. Symptom DISPLAY not lit and sound not produced when power switch set to on. Cause • Power cord not plugged in securely. Measures • Check the insertion of the power cord plug. • Turn the power on with the remote control unit after turning the POWER switch on. DISPLAY lit but sound not produced. • Speaker cords not securely connected. • Improper position of the audio function button. • Volume control set to minimum. • MUTING is on. • Digital signals not input Digital input selected. • Connect securely. • Set to a suitable position. • Turn volume up to suitable level. • Switch off MUTING. • Input digital signals or select input jacks to which digital signals are being input. DISPLAY not lit and power indicator is flashing rapidly. • Speaker terminals are short-circuited. • Block the ventilation holes of the set. • The unit is operating at continuous high power conditions and/or inadequate ventilation. • Switch power off, connect speakers properly, then switch power back on. • Turn off the set's power, then ventilate it well to cool it down. Once the set is cooled down, turn the power back on. • Turn off the set's power, then ventilate it well to cool it down. Once the set is cooled down, turn the power back on. Sound produced only from one channel. • Incomplete connection of speaker cords. • Incomplete connection of input/output cords. • Connect securely. • Connect securely. Positions of instruments reversed during stereo playback. • Reverse connections of left and right speakers or left and right input/output cords. • Check left and right connections. The on screen display is not displayed. • "On screen display" is set to off on the system setup menu screen. • Set "on screen display" on the system setup menu screen to on. Humming noise produced when record is playing. • Ground wire of turntable not connected properly. • Incomplete PHONO jack connection. • TV or radio transmission antenna nearby. • Connect securely. • Connect securely. • Contact your store of purchase. Howling noise produced when volume is high. • Turntable and speaker systems too close together. • Floor is unstable and vibrates easily. • Separate as much as possible. • Use cushions to absorb speaker vibrations transmitted by floor. If turntable is not equipped with insulators, use audio insulators (commonly available). Sound is distorted. • Stylus pressure too weak. • Dust or dirt on stylus. • Cartridge defective. • Apply proper stylus pressure. • Check stylus. • Replace cartridge. Volume is weak. • MC cartridge being used. • Replace with MM cartridge or use a head amplifier or step-up transformer. This unit does not operate properly when remote control unit is used. • Batteries dead. • Remote control unit too far from this unit. • Obstacle between this unit and remote control unit. • Different button is being pressed. • < and > ends of battery inserted in reverse. • Replace with new batteries. • Move closer. • Remove obstacle. • Press the proper button. • Insert batteries properly. Page 6 36 12 37 38 39 37 12 4, 5 4, 5 12 6 ~ 13 12 26, 27 6 6 - - - - - - 6 28 28 28 - 28 When playing records Remote control unit. 55