Denon TU-1510AE - Manual (Page 15)

11
ENGLISH
Getting
started
Connections
Operations
Troubleshooting
Specifications
Index
Troubleshooting
Troubleshooting
If a problem occurs, first check the following:
1. Are the connections correct?
2. Is the unit being operated as described in the owner’s manual?
If this unit does not operate properly, check the items listed in the table below. If the problem persist there may be a malfunction.
In this case, disconnect the power immediately and contact the retail outlet.
Symptom Cause Measures Page
Power does not turn on when
ON/STANDBY switch is pressed. • Power supply cord’s plug is not plugged in to wall
outlet.
• Plug the power supply cord in properly. 4
Hissing noise is heard on FM
broadcasts. • Antenna cable is not properly connected.
• Antenna is not pointing in the right direction.
• Radio waves are weak. • Connect the leads properly.
• Point the antenna in the right direction.
• Install an outdoor antenna. 4
4
4
Hissing or buzzing sound is heard
on AM broadcasts. • Noise from a TV or interference in the signals sent
from the broadcast station.
• Turn off the TV.
• Change the position of the loop antenna.
• Install an outdoor antenna. –
4
4
Booming sound (humming) is
heard in AM broadcasts. • Signals transmitted over the power supply cord are
modulated by the power source frequency.
• Insert the plug in the opposite direction.
• Install an outdoor antenna. –
4
Nothing happens when remote
control buttons are pressed. • Are the batteries dead?
• Is the remote control unit too far away?
• Is there an obstacle between the remote control unit
and the main unit?
• You have pressed the wrong button.
• Batteries are not set in their proper direction (q and
w ).
• Replace the batteries with new ones.
• Operate from closer to the main unit.
• Remove the obstacle.
• Press the desired button.
• Set the batteries in the proper direction.
2
2
2
3
2
I can not get any sound. • Power connected amplifier not turned on.
• Connection leads to amplifier not made correctly. • Turn on the amplifier properly.
• Connection leads to amplifier properly. –
4