Troubleshooting - DAS Dynamics serie Manual Del Usuario

5. TROUBLESHOOTING

PROBLEM
No sound from the unit.
The power on LED indicator on the
right hand side on the front baffle
does not light up when the power
switch is at the on ("|") position.
No sound from the unit.
The power on LED indicator on the
right hand side on the front baffle is
lit. The SIGNAL presence LED
indicator does not light up.
Full power cannot be obtained from
the unit.
LIMIT
The indicator(s) never light(s)
up.
Sound is distorted.
LIMIT
indicators do not light up.
Sound is distorted and very loud. At
LIMIT
least one of the indicators
lights up often.
The microphone can hardly be heard
LEVEL
with the control at maximum.
When speaking into a microphone,
voices are heavy.
SERIES
SERIE DS-Active Power
CAUSE
1 – Bad or loose AC connection to
the unit or the mains outlet.
2 – Faulty AC cable.
3 – Blown Fuse.
LEVEL
1 – The control is down.
2 – The signal source is sending no
signal.
3 – Defective cable.
1 – 2 – The signal source does not
have a hot enough output.
1 – The mixer is distorting.
2 – The signal reaching the unit is too
hot.
1 – The system has reached
maximum power.
1 – The unit is not being used in
microphone mode.
1 – Microphone proximity effects.
Bass gets dramatically louder when
speaking too close to the
microphone.
User's manual
Manual del usuario /
SOLUTION
1 – Check you connections. Insert the
IEC plug securely into the unit's AC
socket.
2 – Check the cables, connectors and
AC power with a suitable mains
tester.
3 – Replace fuse on fuse holder under
AC input with a 10AF 250V fuse only.
If it blows again, take the unit to a
service centre.
LEVEL
1 – Turn up the control.
2 – Check that the mixer or sound
source is sending signal to the unit.
3 – Check that the cable from the
sound source to the unit is connected
correctly. Replace the cable if
defective.
1 – If using a mixer, use the balanced
output if available. Use a professional
mixer with a hotter output, or use a
preamplifier between the sound
source and the unit.
1 – Turn the down the main out or
the channel gains on the mixer.
Check the signal source.
LEVEL
2 – Set the control no lower
than ten o'clock. Lower the main
mixer output level.
LEVEL
1 – Turn the channel control
down.
LIMIT
2 – If the LED lights up, press
LOW CUT
the button.
LEVEL
1 – Set the control to 9 o'clock
approximately and press the
MIC/LINE
button. Adjust the
control further to get the desired
level.
1 – Speak a little further away from
LOW CUT
the microphone. Press the
button and /or turn down the low
frequency equalisation if available.
LEVEL
14