Yamaha A-S700 Owner's Manual - Page 16

ADDITIONAL INFORMATION TROUBLESHOOTING Refer to the chart below if this unit does not function properly. If the problem you are experiencing is not listed below or if the instructions below do not help, set this unit to the standby mode, disconnect the power cable, and contact the nearest authorized Yamaha dealer or service center. ■ General Problems Possible Causes Solutions Refer to page Pressing the POWER The supplied power cable is not connected Connect the supplied power cable firmly. switch on the front or the cable is not completely inserted. 8 panel does not turn on this unit. The The POWER ( ) button is pressed on the Press POWER on the front panel to ON. POWER on indicator remote control while this unit is turned 3 also does not light up. off. There is a problem with the internal circuitries of this unit. Disconnect the AC power cable and contact the nearest authorized Yamaha dealer or service center. If an unusual odor or noise is generated from the unit, - do not turn on the power, disconnect the AC power cable, and contact a service center for repair. The power of this unit The speaker wires are touching each other Connect the speaker cables properly and press the is turned off suddenly or shorting out against the rear panel. power button ON again. The VOLUME is decreased and the POWER on automatically and this unit is turned on after the indicator blinks. INPUT indicator blinks for about 15 seconds. 7 Confirm normal sound output from speakers by increasing the volume gradually, then you can operate This unit is turned off this unit normally. after several seconds of turning on, and the POWER on indicator blinks. The speaker is a malfunction. Replace the speaker set and press the power button ON again. The VOLUME is decreased automatically and this unit is turned on after the INPUT indicator blinks for about 15 seconds. Confirm normal sound - output from speakers by increasing the volume gradually, then you can operate this unit normally. The protection circuitry has been activated Rotate the VOLUME control on the front panel to because of excessive input or excessive decrease the volume level and then turn the power on - volume level. again. The protection circuitry has been activated Allow about 30 minutes for the temperature inside due to excessive internal temperature. this unit to decrease, rotate the VOLUME control on the front panel to lower the volume and then turn the - power on again. Set the unit in a place where heat can readily dissipate from the unit. The IMPEDANCE SELECTOR switch may not be fully slid to either position. Turn the power off and slide the IMPEDANCE SELECTOR switch all the way to either position. 5 The impedance setting is incorrect. Set the impedance to match your speakers. 5 This unit has been exposed to a strong Set this unit to the standby mode, disconnect the external electric shock (such as lightning power cable, plug it back in after 30 seconds, then use - or strong static electricity). it normally. There is a problem with the internal circuitries of this unit. Disconnect the AC power cable and contact the nearest authorized Yamaha dealer or service center. If an unusual odor or noise is generated from the unit, - do not turn on the power, disconnect the AC power cable, and contact a service center for repair. 12 En