Kenwood DVR-7000 User Manual - Page 62

62 In case of difficulty DVR-505/DVR-7000 (EN) What seems to be a malfunction is not always so. Before calling for service, check the following table according to the symptom of your trouble. Operation to reset The microcomputer may fall into malfunction (impossibility to operate, erroneous display, etc.) when the power cord is unplugged while power is ON or due to an external factor. In this case, execute the following procedure to reset the microcomputer and return it to normal condition. Set the POWER switch to ON (set to Standby mode). Then press the ¢ key, 4 key and STOP key in this order. ÷ Please note that resetting the microcomputer clears the contents stored in and returns and to condition when it left the factory. Receiver, speakers Symptom Sound is not produced. Cause Remedy ÷ The speaker cords are disconnected. ÷ The MUTE switch of remote control unit is switched ON. ÷ The headphone plug is inserted into the jack. ÷ Connect properly referring to "System con- nection". @ ÷ Switch MUTE OFF. * ÷ Unplug the headphone plug. * Sound is not produced from the left ÷ The speaker cords are disconnected. or right speakers. ÷ Connect properly referring to "System con- nection". @ Radio stations cannot be received. ÷ The antennas have not been connected. ÷ A proper broadcasting band has not been selected. ÷ The frequency of the station to be received is not tuned. ÷ Connect antennas. ÷ Select a band. # ¡ ÷ Tune to the frequency of the desired sta- tion. ™ Noise interferes. ÷ Car ignition noise. ÷ Influence of an electric appliance. ÷ A TV set is installed near the system. ÷ Install the outdoor antenna in an apart posi- tion from the road. # ÷ Switch the suspected electric appliance OFF. ÷ Install the TV or the system at an increased distance between them. @ A station has been preset but it cannot be received by pressing the P.CALL key. ÷ The frequency of the preset station is not tunable. ÷ The preset memory has been cleared because the power cord has been unplugged for a long period. ÷ Preset stations with tunable frequencies. ÷ Preset stations again. ™ The STANDBY indicator flashes red. ÷ The speaker connection is abnormal. ÷ Check the speaker connection. ÷ Check the speaker connection. If this does not help, contact your dealer for service. No sound from the surround speakers ÷ The LISTEN mode is STEREO. ÷ Select Surround with the LSTN MODE key. o Knowledge