
STEMIN GmbH
Audio - Video - Control Engineering
82 549 Koenigsdorf - GERMANY
Vorab IS6_BDA_V1_01_eng.doc
Copyright
©
STEMIN GmbH 2007
Seite 19 von 29
5. Cleaning
Switch power to the central unit off and disconnect the power supply from mains before
cleaning. Use a cloth slightly moistened (not wet!) with water to clean the surfaces of
the central unit, power supply and conference terminals.
Never use caustic or scouring cleaners or cleaning agents containing alcohol or sol-
vents since these may damage the enamel or plastic parts.
6. Trouble shooting
Problem
Possible cause
Remedy
LED „ERROR“ lights up
1. Internal fuse defect
2. To much conference terminals
at one line
3. Cable or conference terminal
defect
1. Before opening the case, be sure,
that the central unit is turned off and
disconnected from mains.
Replace the fuse with one of the
same type.
If after the next activation the fuse is
defect again, contact your dealer.
2. Decrease the number of conference
terminals.
3. Disconnect one line after another. If
you found the defective line, test
which cable or conference terminal
caused the problem and replace it.
No LED shines
1. Power supply interrupted
2. Central unit turned off
1. Connect the power supply to the
central unit as well as to the power
outlet. If you connected the power
supply to a switchable power circuit,
switch the circuit on.
2. Set the POWER switch to „ | “.
No sound at original signal
1. Central unit turned off
2. Input level to low
3. Controller INPUT ORIGINAL
Volume is at left stop.
4. Cable defect
5. Volume control of conference
terminals is at left stop.
6. Headphones connected
7. Mikrophone turned on.
1. Set the POWER switchs of all central
units to „ | “.
2. Set the DIP-switch on the back of the
central unit to +20dB and / or increa-
se the level with the rotary control
located at left of the XLR-socket.
Check the level with the level indica-
tor.
3. Turn up the control
4. Exchange the cable, from which no
more sound is to be heard.
5. Turn up the control
6. Disconnect the headphones or put
them on.
7. Turn the microphone off.
Foreign languages can not be
monitored.
1. Controller LEVEL of the equal
section „INTERPRETER-
BOOTH“ at left stop
2. Cable defect
1. Turn up the respective control.
2. Exchange the cable, from which no
more sound is to be heard.
Содержание IS 6
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