Sennheiser ADN C1 - Page 152

ADN Digital Conference System | 151
If a problem occurs ...
Contributions coming from
the conference units’ micro-
phones are not reproduced
via the conference units’
built-in loudspeakers and
headphones sockets
The “Mic Loudspeaker Mute” function
is activated (the conference units’
built-in loudspeakers and headphones
sockets are deactivated for contribu-
tions coming from the conference
units’ microphones).
Deactivate the “Mic Loudspeaker
Mute” function.
58 or 131
The audio signals of the IN
audio input are not output
at the OUT audio output
The “XLR Mix Minus” function for fil-
tering the audio signals of the IN audio
input from the audio signals of the
OUT audio output is activated.
Deactivate the “XLR Mix Minus”
function.
58 or 131
Occurrence of double audio
signals during a video- or
teleconference
The volume of the conference units’
loudspeakers is too high.
Reduce the floor channel volume. 76, 130 or
140
The “XLR Mix Minus” function for
avoiding double audio is deactivated.
Activate the “XLR Mix Minus” function. 58 or 131
After switch-on, the dele-
gate units only indicate
requests to speak
You are using ADN D1 delegate units
exclusively. The conference mode
chosen requires a chairperson unit
for granting speaking privileges
(e.g. “Request”).
Set a conference mode which does
not require the grant of speaking
privileges.
50 or 126
Use an ADN C1 chairperson unit to
grant speaking privileges.
74
Use the “Conference Manager” soft-
ware to grant speaking privileges.
137
Delegate unit is automati-
cally deactivated
The speaking time limit is activated. Deactivate or increase the speaking
time limit.
52 or 128
A further speaker has made a request
to speak in “Override” mode.
Change the conference mode. 50 or 126
Increase the number of speakers who
can take the floor simultaneously.
51 or 127
No request to speak can be
made
The maximum number of requests to
speak has been reached.
Increase the maximum number of
requests to speak.
52 or 128
Wait until one of the current speakers
passes on his or her speaking privi-
leges.
–
The signal light ring does
not flash when a request to
speak is made
The function is deactivated. Activate the function. 54 or 128
No audio recording on
USB mass storage device
possible
The data storage device is not
formatted.
Format the USB mass storage device
as NTFS or FAT32 file system
–
The power supply for the USB mass
storage device is not sufficient.
Connect the external power supply of
the USB mass storage device or use the
two USB connections for powering the
USB mass storage device.
–
The data transmission speed is too
low.
Use a USB mass storage device with
USB 2.0 interface.
–
Use a shielded USB cable. –
Problem Possible cause Possible solution Page
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