Troubleshooting - Yamaha YSP-4000 Owner's Manual

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 fails to turn on
The AC power supply cable is not firmly
Connect the AC power supply cable tirmly
31
when STANDBY/ON 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
standby mode soon after the
-
power has been turned on.
external electric shock (such as lightning the AC power supply cable. plug it back in
and strong static electricity). after 30 seconds. and use it normally.
This unit suddenly enters the The internal temperature becomes too high Wait for about one hour for this unit to cool
-
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
-
again.
No sound. Incorrect input or output cable connections. Connect the cables properly. If the problem
20
persists. the cables may be defective.
No appropriate input source has been
Select an appropriate input source with 47
selected. INPUT or the input selector buttons.
The volume is turned down. Turn up the volume. 49
The sound is muted. Press MUTE or VOLUME +/- to resume
49
audio output and adjust the volume level.
The signals this unit cannot reproduce (such Playa 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 HOM! components connected to this Connect the HOMI components that support
21
unit do not support the HOCP copy
the HOCP copy protection standards.
protection standards.
SUPPORT AUDIO is set to OTHER and Set SUPPORT AUDIO to YSP-4000 in 86
HOMI audio signals are not being played MANUAL SETUP
back on this unit.
The sound suddenly goes
The sleep timer has turned this unit off. Turn on the power and play back the source -
off.
again.
The sound is muted.
Press MUTE or VOLUME +/- to resume
49
audio output and adjust the volume level.
No sound from the effect You are playing back the source or program Press one of the beam mode buttons on the
56
channels. in the 2-channel stereo playback or My remote control to select a multi-channel
Beam mode. playback mode and play back the source or
program once more.
No sound from the center
The output level of the center channel is set Raise the level of the center channel. 90
channel. to minimum.
No sound from the surround The output level of the surround channels is
Raise the output level of the surround 90
channels. set to minimum. channels.
109
En
•