Troubleshooting - Yamaha A-S700 Owner's Manual

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 the standby mode, disconnect the power cable, and contact the
nearest authorized Yamaha dealer or service center.
• General
Problems Possible Causes
Solutions
Refer to
page
Pressing the POWER
The supplied power cable is not connected Connect the supplied power cable firmly.
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switch on the front
or the cable is not completely inserted.
panel does not turn
Press POWER on the front panel to ON.
on this unit. The
The POWER
(I )
button is pressed on the
POWER on indicator remote control while this unit is turned
3
also does not light up.
off.
There is a problem with the internal
Disconnect the AC power cable and contact the
circuitries of this unit. nearest authorized Yamaha dealer or service center. If
an unusual odor or noise is generated from the unit,
-
do not tum on the power, disconnect the AC power
cable, and contact a service center for repair.
The power of this unit
The speaker wires are touching each other
Connect the speaker cables properly and press the
is turned off suddenly
or shorting out against the rear panel. power button ON again. The VOLUME is decreased
and the POWER on
automatically and this unit is turned on after the
indicator blinks.
INPUT indicator blinks for about 15 seconds. 7
Confirm normal sound output from speakers by
increasing the volume gradually, then you can operate
This unit is turned off
this unit normally.
after several seconds
of turning on, and the
The speaker is a malfunction. Replace the speaker set and press the power button
POWER on indicator
ON again. The VOLUME is decreased automatically
blinks.
and this unit is turned on after the INPUT indicator
bl inks for about 15 seconds. ConfIrm normal sound
-
output from speakers by increasing the volume
gradually, then you can operate this unit normally.
The protection circuitry has been activated Rotate the VOLUME control on the front panel to
because of excessive input or excessive decrease the volume level and then tum the power on
-
volume level. again.
The protection circuitry has been activated Allow about 30 minutes for the temperature inside
due to excessive internal temperature. this unit to decrease, rotate the VOLUME control on
the front panel to lower the volume and then tum the
-
power on again. Set the unit in a place where heat can
readily dissipate from the unit.
The IMPEDANCE SELECTOR switch Tum the power off and slide the IMPEDANCE
5
may not be fully slid to either position.
SELECTOR switch all the way to either position.
The impedance setting is incorrect. Set the impedance to match your speakers.
5
This unit has been exposed to a strong Set this unit to the standby mode, disconnect the
external electric shock (such as lightning power cable, pI ug it back in after 30 seconds, then use
-
or strong static electricity l.
it normally.
There is a problem with the internal Disconnect the AC power cable and contact the
circuitries of this unit. nearest authorized Yamaha dealer or service center. If
an unusual odor or noise is generated from the unit,
-
do not tum on the power, disconnect the AC power
cable, and contact a service center for repair.
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En