Denon AVR 1508 Owners Manual - English - Page 55
Troubleshooting - problems
UPC - 081757507820
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Getting Started Connections Setup Playback Remote Control Multi-Zone Information Troubleshooting Troubleshooting If a problem should arise, first check the following: 1. Are the connections correct? 2. Is the set being operated as described in the owner's manual? 3. Are the other components operating properly? If this unit does not operate properly, check the items listed in the table below. Should the problem persist, there may be a malfunction. In this case, disconnect the power immediately and contact your store of purchase. GGeneralH Symptom Cause Countermeasure Power does not turn on, or turns off directly after it was turned on. • Connection of the power cord is • Check the insertion of the power faulty. cord plug. No sound is • Connection with the input • Check the connections. produced from devices or connection of the speakers. speaker cables is faulty. • Device you want to play and set • Select an appropriate input input source do not match. source. • Master volume is turned too • Adjust the master volume to an low. appropriate level. • Mute mode is set. • Cancel the mute mode. • Headphones are connected. • Disconnect the headphones. • No digital signals are being • Select an input source for which input. the digital input setting has been made. • The connectors to which the • Set the input mode. digital inputs are assigned and the settable input modes do not match. Display is off. • The Dimmer setting is set to • Set to something other than "OFF". "OFF". "DOLBY DIGITAL" • DVD player's digital audio output • Check the DVD player's audio indicator does not setting is not proper. output setting. For details, read appear on display. the DVD player's operating instructions. Page 17 9 ~ 17 31 31 32 32 22 31 32 - Symptom Power turns off suddenly and power indicator flashes red. Cause Countermeasure • Protection circuit activated due • Turn off the power, wait for the to rise of internal temperature. set to fully cool down, then turn the power back on. • Place the set in a well-ventilated place. • Core wires of two speakers are • First unplug the power cord, touching each other or a core then twist the core wires tightly wire is sticking out of the terminal or terminate the speaker cables, and touching the set's rear panel, then reconnect. activating the protection circuit. • Speakers with an impedance • Use speakers with the specified other than specified are being impedance. used. • Set is damaged. • Turn off the power and contact a DENON service center. GRemote Control UnitH Symptom Cause Countermeasure Set does not work • Batteries are worn. • Replace with new batteries. properly when • You are operating outside of the • Operate within the specified remote control specified range. range. unit operated. • Obstacle between main unit and • Remove the obstacle. remote control unit. • The batteries are not inserted in • Insert the batteries in the the proper direction, as indicated proper direction, following the by the polarity marks in the polarity marks in the battery battery compartment. compartment. • The set's remote control sensor • Move the set to a place in which is exposed to strong light (direct the remote control sensor will sunlight, inverter type fluorescent not be exposed to strong light. bulb light, etc.). • The remote ID of the main unit • Set "Remote ID" for the main and remote control unit do not unit to "1". match. ENGLISH Page 9 9 9 9 - Page 3 3 3 3 3 25 52