Yamaha YSP-4100BL, YSP-5100BL APPENDIX, Troubleshooting, 43 En, ■General, See, Cause, Remedy, Problem

APPENDIX

Troubleshooting

Refer to the chart below when this unit does not function properly. If the problem you are experiencing is not listed below or if the instruction below does not help, set this unit to the standby mode, disconnect the AC power supply cable, and contact the nearest authorized Yamaha dealer or service center.

■General

Problem	Cause	Remedy	See
			page
This unit does not operate	The internal microcomputer has been frozen	Disconnect the AC power supply cable from	12
properly.	by an external electric shock (such as	the outlet and plug it in again after about 30
	lightning or excessive static electricity) or	seconds.
	by a power supply with low voltage.
This unit fails to turn on	The AC power supply cable is not firmly	Connect the AC power supply cable firmly	12
when CPower (p) key is	connected to the AC wall outlet.	to the AC wall outlet.
pressed, or enters the
	This unit has been exposed to a strong	Set this unit to the standby mode, disconnect	12
standby mode soon after the
	external electric shock (such as lightning	the AC power supply cable, plug it back in
power has been turned on.
	and strong static electricity).	after 30 seconds, and use it normally.
This unit suddenly enters	The internal temperature becomes too high	Wait for about one hour for this unit to cool	—
the standby mode.	and the overheat protection circuitry has	down and turn it back on.
	been activated.
	The sleep timer has turned the unit off.	Turn on the power and play back the source	21
		again.
No sound.	Incorrect input or output cable connections.	Connect the cables properly. If the problem	12
		persists, the cables may be defective.
	No appropriate input source has been	Select an appropriate input source with	21
	selected.	INPUT or DInput selector keys.
	The volume is turned down.	Turn up the volume.	21
	The sound is muted.	Press KMUTE or KVOLUME +/– to	21
		resume audio output and adjust the volume
		level.
	The signals this unit cannot reproduce (such	Play a source whose signals can be	—
	as PCM signals with more than 96 kHz of	reproduced by this unit.
	sampling frequency) are being received
		Change the system settings of the source	—
	from the source component.
		component.
	The HDMI components connected to this	Connect the HDMI components that support	12
	unit do not support the HDCP copy	the HDCP copy protection standards.
	protection standards.
	“SUPPORT AUDIO” is set to “OTHER”	Set “SUPPORT AUDIO” to this unit in	39
	and HDMI audio signals are not being	“SET MENU”.
	played back on this unit.
No sound or too small	The output level of the channel is muted.	Raise the output level of the channel.	37
sound from a specific
	The beam setting is inappropriate.	Adjust the beam setting.	35
channel
	You play back the source in the stereo mode.	Start surround playback.	22
	Some audio output methods do not output	Select another beam mode.	23
	sound beams for certain channels.
No sound from the	“BASS OUT” is set to “FRONT OR	Set “BASS OUT” to “SUBWOOFER” in	36
subwoofer.	AUTO” in “SUBWOOFER SET”.	“SUBWOOFER SET”.
	The source does not contain low bass signals.
No sound from the	The group IDs of this unit and SWK-W10	Check whether the group IDs of this unit	39
subwoofer connected by	are not set to the same value.	and SWK-W10 are set to the same value.
wireless.
	“Wireless Function” is set to “No”.	Set “Wireless Function” to “Yes”.	39
Distorted or too little bass	“CROSS OVER” is set incorrectly in	Set “CROSS OVER” correctly in	36
sound.	“SUBWOOFER SET”.	“SUBWOOFER SET”.

Customizing this unit (SET MENU)

System

configurations

(ADVANCED SETUP)

Using an external

amplifier

Controlling external

components

PREPARATION INTRODUCTION

FEATURES PLAYBACK

SETTINGS

APPENDIX

43 En