Yamaha R-S201 Owners Manual - Page 24

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 standby mode, disconnect the power cable, and then 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 of the connected speaker is too small. Use speaker(s) with proper speaker impedance. 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. 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 by pressing one of the Input selector buttons on the remote control (INPUT l / h or FM/AM on the front panel). 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. Deactivate the mute function. The MAX VOL or INITIAL VOLUME setting is set too low. Set the setting to a higher value. The component corresponding to the selected input source is turned off or is not playing. Turn the component on and make sure it is playing. The sound suddenly goes off. 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. This unit has become too hot. Make sure the openings on the top panel are not blocked. The AUTO POWER STANDBY or SLEEP function has set this unit to standby mode. Change the AUTO POWER STANDBY setting to a longer setting or OFF from the Option menu by pressing MENU. Only the speaker on one side can be heard. Incorrect cable connections. Incorrect setting for the BALANCE L/R setting. Connect the cables properly. If the problem persists, the cables may be defective. Set the BALANCE L/R setting 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. A "humming" sound Incorrect cable connections. can be heard. Connect the audio plugs firmly. If the problem persists, the cables may be defective. The volume level cannot be increased, or the sound is distorted. The component connected to the LINE 3 PB/REC jacks of this unit is turned off. Turn on the power of the component. See page - 10 9 - 9 12 12 9 6 19 - 9 - 19 9 6 9 9 - 20 En