Marantz SR4320 - Manual (Page 22)

17
ENGLISH
TROUBLESHOOTING
In case of trouble, check the following before calling for service:
1. Are the connections made properly?
2. Are you operating the unit properly following user’s guide?
3. Are the power amplifiers and speaker working properly?
If the unit does not operate properly, check items shown in the following
table.
If your trouble cannot be recovered with the remedy actions listed in the
following table, malfunction of the internal circuitry is suspected;
immediately unplug the power cable and contact your dealer, nearest
Marantz distributor or the Marantz Service Center in your country.
PROBLEM
No power.
The sound is shut off
No sound from the speakers
Sound is only heard from one of front
speakers
The remote control unit does not
operate
Not receiving the station
Not receiving the preset station
FM or AM reception fails
Noise is heard during AM reception
Noise is heard during AM reception
POSSIBLE CAUSE
• The AC input cord is disconnected.
• Poor connection at AC wall outlet or the outlet
is inactive.
• The speaker cables are shorted.
• The speaker cables are disconnected.
• The master volume adjusted too low.
• The mute button is pressed to on.
• The speaker switches are not pressed
correctly.
• Incorrect selections of program source.
• Incorrect connections between the
components.
• The headphones are connected to the
headphone jack.
• The BALANCE control is set to one end.
• One of the connection cords is disconnected.
• Batteries are not loaded or exhausted.
• The remote sensor is obstructed.
• No antenna is connected.
• The desired station frequency is not tuned in.
• An incorrect station frequency has been
memorized.
• The memorized stations are cleared.
• Antenna connection is incomplete.
• Reception is affected by other electrical
fields.
• Radio waves from the broadcasting station
are weak.
REMEDY
• Connect cord securely.
• Check the outlet using lamp or other
appliance.
• Check the speaker connections.
• Check the speaker connections.
• Adjust the master volume.
• Press the MUTE button to cancel.
• Press the speaker switch to ON.
• Select the desired program source correctly.
• Make connections correctly.
• Disconnect the headphones. (Speakers will
not output any sound when headphones are
connected.)
• Adjust BALANCE control.
• Connect the right and left connection cords
securely.
• Replace the batteries with new ones.
• Remove the obstacle from the remote sensor.
• Connect an antenna.
• Tune in the desired station again.
• Memorize the correct station frequency.
• Memorize the stations again.
• Correctly connect the indoor FM and AM
antennas to FM and AM antenna terminals.
• Try changing location where the AM indoor
antenna is set up.
• Install an FM external antenna.