Yamaha R-S700BL Owners Manual - Page 54
TROUBLESHOOTING, General
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TROUBLESHOOTING 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 standby mode, disconnect the power cable, and contact the nearest authorized Yamaha dealer or service center. ■ General Problem Cause Remedy This unit fails to turn The power cable is not connected or the on. plug is not completely inserted. Connect the power cable firmly. The impedance setting is incorrect. Set the impedance to match your speakers. The protection circuitry has been activated Check that the speaker wires are not touching each because of a short circuit, etc. other and then turn the power of this unit back on. The IMPEDANCE SELECTOR switch on Set the IMPEDANCE SELECTOR switch to either the rear panel is not set to either end. end when the power of this unit is turned off. This unit has been exposed to a strong external electric shock (such as lightning or strong static electricity). Set this unit to standby mode, disconnect the power cable, plug it back in after 30 seconds, then use it normally. No sound Incorrect input or output cable connections. Connect the cables properly. If the problem persists, the cables may be defective. No appropriate input source has been selected. Select an appropriate input source with the INPUT selector on the front panel (or one of the input selector buttons on the remote control). The SPEAKERS A/B switches are not set Turn on the corresponding SPEAKERS A or properly. SPEAKERS B. Speaker connections are not secure. Secure the connections. Output has been muted. Turn off the mute. The MaxVol or IniVol setting is set too low. Set the setting to a higher value. The component corresponding to the Turn the component on and make sure it is playing. selected input source is turned off or is not playing. The sound suddenly goes off. The protection circuitry has been activated Check that the IMPEDANCE SELECTOR switch is because of a short circuit, etc. set to the correct position. Check that the speaker wires are not touching each other and then turn the power of this unit back on. This unit has become too hot. Make sure the openings on the top panel are not blocked. The automatic power down function has turned this unit off. Change the automatic power down setting ("APD TIMER" in the Advanced Setup menu) to a longer setting, or disable the automatic power down function by setting the POWER MANAGEMENT switch on the rear panel to OFF. Only the speaker on one side can be heard. Incorrect cable connections. Incorrect setting for the BALANCE control. Connect the cables properly. If the problem persists, the cables may be defective. Set the BALANCE control to the appropriate position. There is a lack of bass The + and - wires are connected in and no ambience. reverse at the amplifier or the speakers. Connect the speaker wires to the correct + and - phase. See page - 13 12 13 - 12 16 16 12 8 40 - 13 12 - 43 12 18 12 50 En