Yamaha MCS-1330 Owner's Manual - Page 24

TROUBLESHOOTING TROUBLESHOOTING Refer to the table below when this system does not function properly. If the problem you are experiencing is not listed below or if the instruction below does not help, turn off this system, disconnect the power cable, and contact the nearest authorized Yamaha dealer or service center. Receiver (R-1330) ■ General Problem Cause Remedy The receiver fails to turn on or enters the standby mode soon after the power is turned on. No sound Sound is heard from the speaker on one side only. There is noise interference from digital or radio frequency equipment. The sound is distorted. "CHK SP WIRE" appears in the display. The power cable is not connected or the plug is not completely inserted. The receiver has been exposed to a strong external electric shock (such as lightning or strong static electricity). The cable is short-circuited and the protection circuity has been activated. The internal temperature is too high, the protection circuity has been activated. Incorrect input or output cable connections. No appropriate input source has been selected. Speaker connections are not secure. The volume is turned down. The sound is muted. Signals the receiver cannot reproduce are being input from a source component, such as a CD-ROM. The sleep timer has turned off the receiver. Incorrect cable connections. Connect the power cable firmly. Set the receiver to the OFF mode, disconnect the power cable, plug it back in after 30 seconds and then use it normally. Make sure that all speaker wire connections on the receiver and on all speakers are secure and that the wire for each connection does not touch anything other than its respective connection. Wait about 1 hour for the receiver to cool down and then turn it back on. Connect the cables properly. If the problem persists, the cables may be defective. Select an appropriate input source with the INPUT selector on the front panel (or the input selection keys on the remote control). Secure the connections. Turn up the volume. Press MUTE or VOL +/- to resume audio output and then adjust the volume. Play a source whose signals can be reproduced by the receiver. Turn on the receiver, and play the source again. Connect the cables properly. If the problem persists, the cables may be defective. The receiver is too close to the digital or Move the receiver further away from such high-frequency equipment. equipment. The volume level is too high. The component other than turntable is connected to the PHONO jacks. Speaker cables are short-circuited. Adjust the volume level. Connect to the CD or AUX jacks. Make sure speaker cables are connected correctly. See page 10 - 9 9 9 - 9 - 5 - - 9 - 12 9 9 20 En