Troubleshooting; General - Marantz SR5004 User Manual

ENGLISH

TROUBLESHOOTING

If you have any problem using this product, please be sure to check the items in the following table.
If you trouble cannot be solved, please unplug the power cable immediately and contact your Marantz
authorized dealer or service center.

GENERAL

Symptom Cause
The unit does not The AC power cable is improperly
turn on. connected.
The input cables are not fully
connected.
The input selector is in the wrong
position.
There is no sound.
The volume is too low.
The mute function has been
activated.
Headphones are connected to the
unit.
There is no sound
The speaker is improperly
from a certain
connected.
speaker.
• The polarity (+/–) of some
The sound image
does not localize speaker cables is incorrect.
correctly and is
• Speaker position and speaker
unnatural. cable connections are incorrect.
• The speaker cable has short-
circuited.
• The unit was played at a higher
volume than it was designed to
be played.
The STANDBY • You are using speakers with
indicator is blinking lower impedance than required.
slowly (twice a
second).
• The unit was placed and used on
a narrow rack or similar confi ned
space and became overheated
inside.
The STANDBY
indicator is blinking There may be something wrong
fast (8 times a with the unit.
second).
78
Solution Page
Check the AC power cable
connection.
Make sure the AC power cable is
fi rmly inserted into the unit.
Make sure the power plug is fi rmly
inserted into the power outlet.
Check the connection of the input
cables between this unit and the
source component (CD player, etc.),
referring to the connection diagram.
Set the input selector to the input
terminal to which the source
component (CD player, etc.) is
connected.
Adjust the volume.
Cancel the mute function.
Remove the headphones.
Refer to the connection diagram to
properly connect the speaker.
Unplug the AC power cable
and check the speaker cable
connections.
• Unplug the AC power cable
and check the speaker cable
connections.
• Turn the volume down a bit.
• Always use speakers with the
required impedance.
• For safety's sake, always leave
enough space around the unit.
• Use the remote controller to turn
on the power.
• If the same problem occurs
again, unplug the AC power
cable and have the unit serviced
at the nearest service center.
Immediately unplug the AC power
cable and have the unit serviced at
the nearest service center.
Symptom Cause
The unit uses a computer that on
The display is not rare occasions can malfunction
displaying properly. if affected by static electricity,
lightning or so on.
The batteries are dead.
The remote controller is out of
range.
There is an obstacle between the
Cannot use the
unit and remote controller.
remote controller
Strong light is falling on the unit's
to operate the unit.
infrared receptor window.
The mode of the remote controller
is improperly set.
The unit is set to IR = DISABLE.
The main unit's
volume control The front key (button) lock has
and buttons do not been set.
work.
A hissing noise
(residual noise) is The unit has a surround DSP, which
generated when can sometimes make a noticeable
there is no input hissing noise.
signal.
Solution Page
Unplug the AC power cable and
then plug it in again.
Replace the batteries with new
ones.
Use the remote controller within
range of the unit.
Remove the obstacle.
Prevent strong light from falling on
the infrared receptor window.
Press the remote controller's AMP
button before operating.
Change the setting to IR =
ENABLE.
Release the front key (button) lock.
If the noise bothers you when
listening to a 2CH source, listen in
SOURCE DIRECT mode.