Yamaha TSX-B72 TSX-B72 Owners Manual - Page 17

TROUBLESHOOTING, General, Radio reception

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En TROUBLESHOOTING Refer to the table below if the unit does not operate properly. If the problem you are experiencing is not listed below, or if the instruction below does not help, turn off the unit, disconnect the power cable, and contact the nearest authorized Yamaha dealer or service center. General Problem Cause Solution The speakers make no sound. The volume may be set to the minimum Adjust the volume level. level. The source may be incorrect. Select the correct source. Sound suddenly turns off. The sleep function (☞ P. 5) may be set. Turn on the system and play the source again. Sound is cracked/ distorted or there is abnormal noise. Input source volume is excessive, or volume of this unit is excessive. Adjust the volume with VOLUME, or adjust the sound with the tone control of DTA CONTROLLER. The unit does not operate properly. The unit may have received a strong electrical shock such as lightning or excessive static electricity, or power supply may have dropped. Set the system to off, and disconnect the power cable. Wait about 30 seconds, reconnect the power cable, and turn on the system. The system turns on but The power cable may be connected immediately shuts off. improperly. Make sure the power cable is plugged into the wall outlet firmly. The unit may have received a strong electrical shock such as lightning or excessive static electricity. Set the system to off, and disconnect the power cable. Wait about 30 seconds, reconnect the power cable, and turn on the system. A digital or high-frequency The unit may be placed too close to the equipment produces digital or high-frequency equipment. noises. Place the unit farther away from the equipment. The clock setting has been The unit is left more than one week after Plug the power cable into the wall outlet cleared. you disconnect the power cable from the firmly, and set the clock again (☞ P. 4). wall outlet. RADIO does not play at the alarm time. ALARM TYPE is set to BEEP. Set ALARM TYPE to SOURCE+BEEP or SOURCE (☞ P. 4). Clock flashes and the unit CLOCK on the rear panel is set to SET, Set CLOCK to LOCK. cannot be operated. and this unit is in clock setting mode. Radio reception Problem Too much noise during stereo broadcast. AM broadcast cannot be received. Cause Solution The radio station you selected may be far from your area, or the radio wave reception is weak in your area. Try manual tuning to improve the signal quality (☞ P. 8) or change the height or direction of the antenna, or relocate the unit (☞ P. 3). The AM Antenna (supplied) may have Make sure that the AM Antenna is connected been disconnected. properly (☞ P. 3). 13 En

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13
En
En
Refer to the table below if the unit does not operate properly. If the problem you are experiencing is not listed
below, or if the instruction below does not help, turn off the unit, disconnect the power cable, and contact the
nearest authorized Yamaha dealer or service center.
TROUBLESHOOTING
General
Problem
Cause
Solution
The speakers make no
sound.
The volume may be set to the minimum
level.
Adjust the volume level.
The source may be incorrect.
Select the correct source.
Sound suddenly turns off.
The sleep function (
☞
P. 5) may be set.
Turn on the system and play the source again.
Sound is cracked/
distorted or there is
abnormal noise.
Input source volume is excessive, or
volume of this unit is excessive.
Adjust the volume with
VOLUME
, or adjust
the sound with the tone control of DTA
CONTROLLER.
The unit does not operate
properly.
The unit may have received a strong
electrical shock such as lightning or
excessive static electricity, or power
supply may have dropped.
Set the system to off, and disconnect the
power cable. Wait about 30 seconds,
reconnect the power cable, and turn on the
system.
The system turns on but
immediately shuts off.
The power cable may be connected
improperly.
Make sure the power cable is plugged into the
wall outlet firmly.
The unit may have received a strong
electrical shock such as lightning or
excessive static electricity.
Set the system to off, and disconnect the
power cable. Wait about 30 seconds,
reconnect the power cable, and turn on the
system.
A digital or high-frequency
equipment produces
noises.
The unit may be placed too close to the
digital or high-frequency equipment.
Place the unit farther away from the
equipment.
The clock setting has been
cleared.
The unit is left more than one week after
you disconnect the power cable from the
wall outlet.
Plug the power cable into the wall outlet
firmly, and set the clock again (
☞
P. 4).
RADIO does not play at
the alarm time.
ALARM TYPE
is set to
BEEP
.
Set
ALARM TYPE
to
SOURCE+BEEP
or
SOURCE
(
☞
P. 4).
Clock flashes and the unit
cannot be operated.
CLOCK
on the rear panel is set to
SET
,
and this unit is in clock setting mode.
Set
CLOCK
to
LOCK
.
Radio reception
Problem
Cause
Solution
Too much noise during
stereo broadcast.
The radio station you selected may be far
from your area, or the radio wave
reception is weak in your area.
Try manual tuning to improve the signal
quality (
☞
P. 8) or change the height or
direction of the antenna, or relocate the unit
(
☞
P. 3).
AM broadcast cannot be
received.
The AM Antenna (supplied) may have
been disconnected.
Make sure that the AM Antenna is connected
properly (
☞
P. 3).