Appendix; Troubleshooting - Yamaha DSP-E800 Owner's Manual

APPENDIX

If the unit fails to operate normally, check the following points to determine whether the fault can be corrected by the simple
measures suggested. If it cannot be corrected, or if the fault is not listed in the SYMPTOM column, disconnect the power
cord and contact your authorized YAMAHA dealer or service center.
General
SYMPTOM
The unit fails to turn on
when STANDBY/ON
(POWER) is pressed, or
enters in the standby
mode soon after the
power has been turned
on.
The unit does not work
normally.
No sound and/or no
picture.
No picture.
The sound suddenly
goes off.
Only the speaker on one
side can be heard.
No sound from the effect
speakers.
E-32

TROUBLESHOOTING

CAUSE
The power cord is not connected or the plug is
not completely inserted.
The IMPEDANCE SELECTOR switch on the
rear panel is not fully set to the right or left
position.
The internal microcomputer has been frozen by
an external electric shock (lightning, excessive
static electricity, etc.) or by a power supply with
low voltage.
Incorrect input or output cable connections.
An appropriate input source has not been
selected.
The speaker connections are not secure.
The sound is muted.
Digital signals other than PCM audio and the
signals encoded with Dolby Digital or DTS
which this unit cannot reproduce are being input
to this unit by a CD-ROM, etc.
There is no S VIDEO connection between this
unit and the TV monitor, although S video
signals are being input to this unit.
The protection circuit has been activated because
of a short circuit, etc.
The SLEEP timer has functioned.
Incorrect cable connections.
The sound effect is off.
A Dolby Surround, Dolby Digital or DTS
decoding DSP program is being used with
material not encoded with Dolby Surround,
Dolby Digital or DTS.
The 96-kHz sampling 24-bit digital signals are
input to this unit.
REMEDY
Firmly connect the power cord.
Set the switch fully to the right or left position
when the unit is in the standby mode.
Set the unit in the standby mode and disconnect
the AC power cord from the AC power outlet.
After about 30 seconds have passed, connect the
power and operate the unit again.
Connect the cables properly. If the problem
persists, the cables may be defective.
Select an appropriate input source with INPUT
SELECTOR or TAPE/MD MON / 6CH INPUT
(or the input selector buttons).
Secure the connections.
Set VOLUME to the "m" position, press
MUTING to cancel a mute and adjust the
volume.
Play a source whose signals this unit can
reproduce.
Connect the monitor's "S" video input terminal
to this unit's S VIDEO MONITOR OUT
terminal.
Set the unit in the standby mode and then turn
on to reset the protection circuit.
Turn on the power, and play the source again.
Connect the cables properly. If the problem
persists, the cables may be defective.
Press EFFECT to turn it on.
Select another DSP program.
Refer to
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