Additional information
11
92
En
Troubleshooting
Incorrect operations are often mistaken for trouble and malfunctions. If you think that there is something wrong with
this component, check the points below. Sometimes the trouble may lie in another component. Investigate the other
components and electrical appliances being used. If the trouble cannot be rectified even after exercising the checks
listed below, contact the Pioneer Service Center specified on your warranty card.
Power
No sound
Symptom
Cause
Remedy
The power does not turn on.
• The power plug is disconnected.
• Connect the power plug to the wall outlet.
• The protection circuit may have been
activated.
• Disconnect the power plug from the outlet, and insert
again.
• Something is obstructing the rear panel fan. • Unplug the amplifier from the wall and call the Pioneer
Service Center specified on your warranty card.
The amplifier suddenly switches
off.
• The speaker wires are frayed or sticking out
of the jack, and are touching the back of the
amplifier or another set of wires.
• Reinsert the speaker wires, making sure there are no
stray strands of wire and that they are inserted fully.
• The amplifier has a serious problem.
• Unplug the amplifier from the wall and call the Pioneer
Service Center specified on your warranty card.
During loud playback the power
suddenly switches off.
• The protection circuit has been activated
because the lowest actual impedance of the
speakers (as opposed to the speakers rated
impedance) is dangerously low.
• Turn down the volume.
• When its convenient, go to
Acoustic Calibration EQ
on
page 55 and lower the 63 Hz and 125 Hz equalizer levels
using the manual setting.
• Turning the digital safety feature on may allow you to
turn up the volume a little more. To switch between
SAFETY 1
(medium effect),
SAFETY 2
(more effect) and
SAFETY OFF
, put theamplifier into standby, then press the
STANDBY/ON
button while holding down the
OPTION
button on the front panel. If the power switches off even
with
SAFETY 2
switched on, turn down the volume.
AMP ERR
blinks in the display,
then the power automatically
switches off.
• The amplifier has a serious problem.
• After about a minute (you won’t be able to switch the
unit on during this time), switch the amplifier back on. If
the message persists, call the Pioneer Service Center
specified on your warranty card.
FAN STOP
blinks in the display,
then the power automatically
switches off.
• Something is obstructing the fan located on
the underside of the unit.
• Unplug the receiver from the wall and call the Pioneer
Service Center specified on your warranty card.
• The fan is malfunctioning.
• Unplug the receiver from the wall and call the Pioneer
Service Center specified on your warranty card.
OVERHEAT
blinks in the display
and no sound is output.
• The internal temperature of the unit has
become too high.
• After allowing the unit to cool down in a well-ventilated
place, try switching the amplifier back on. Make sure you
follow the guidelines for improving heat dispersal in
Ventilation
on page 2.
Symptom
Cause
Remedy
No sound is output when an
input source is selected.
• Improper connections.
• Make sure you have properly connected the component
to the corresponding input on the back of the amplifier
(see
Connecting your equipment
on page 12).
• Sound is muted or the volume is turned
down.
• Press
MUTE
or adjust the volume accordingly.
• The
TAPE 2
monitoring feature is on.
• Press
TAPE 2 MONITOR
to switch it off (see
Monitoring
your recording
on page 69).
• Speakers are turned off or selected
improperly with the
SP SYSTEM A/B
switch.
• Press
SP SYSTEM A/B
to select the proper speaker set
(see
Switching the speaker system
on page 75).
• The input signal type is incorrect.
• Press
SIGNAL SELECT
to select the proper input signal
(see
Selecting the input signal type
on page 44).
• The i.LINK source selected for the main
room has also been selected as a source in
the sub room.
• Choose a different source or choose a different input
signal for the main room, such as
DIGITAL
or
ANALOG
(see
Selecting the input signal type
on page 44).
