Troubleshooting - Lehmannaudio Linear D mk II Manual De Instrucciones

52 Linear D

Troubleshooting

EN
Fault Cause
LED indicator is
Power supply or power
not on. cord is not connected to
a power outlet.
Device is not turned on.
Fuse is defective.
No headphone Device receives no sound
signal. signal.
Volume control is set to
minimum.
Headphone is not
plugged into the socket.
Digital cable / fibre-optic
cable is not plugged in.
Digital cable / fibre-optic
cable is defective.
Solution
Connect the power supply
or power cord resp. with the
power outlet.
Turn on the device with the
mains switch located on the
rear side of the unit.
First make sure that the two
points mentioned above can be
excluded as error causes. Then
check the fuse: It the wire is
broken, replace the fuse. If
the fuse fails several times in
a row, the device is probably
faulty. In this case take the
device to the dealer where you
purchased it.
Make sure the signal source
provides a signal to the device.
Set the volume control to the
desired volume level.
Plug the headphone into the
headphone socket.
Insert digital cable / fibre-optic
cable into socket.
Replace digital cable / fibre-
optic cable.
No headphone Digital source 2 is played
signal. back, digital source 1 is
sending a carrier signal.
One of the connected
digital sources is sending
a carrier signal, therefore
the analogue source is
not put through.
Digital signal source is in
surround mode (e. g. DTS
or 5.1).
No signal at the
Headphone is plugged
pre-out. into the left headphone
output.
Device receives no sound
signal.
Volume control is at
minimum.
Signal is too soft. Volume control is not
turned up high enough.
Signal source is too weak.
Gain factor is too low.
Linear D 53
Turn off or set digital source
EN
1 to standby mode so that no
signal is present at the output
of digital source 1.
Turn off or set digital sources
to standby mode so that no si-
gnal is present at the output of
the connected digital source.
Configure signal source as
stereo PCM source.
Pull the headphone connector
out of the device or plug it into
the right headphone socket.
Make sure the signal source
provides a signal to the device.
Turn the volume control to the
desired volume level.
Turn up the volume control
higher.
Select another signal source or
raise its level, if possible.
Increase the gain factor
according to the user manual
and adjust the DIP switch
accordingly.