User manual

DCS 6000 Digital Conference System User Manual
45
Troubleshooting
In this chapter a simple fault-finding guide is given.
This is intended to be used to remedy the consequences of incorrect installation. If more serious
faults or problems arise the installer should contact a qualified technician.
The light rings in the microphone
in the units are constantly
flashing
 Check the cables as the digital communication from the
central unit to the Conference units is not established.
 Check that all the connectors on all cables are firmly
inserted in the DCS-LAN sockets on the units
 Check that the feeding cables from the Conference
units are inserted in the ‘DCS-LAN’ chain connectors on
the CU 6105.
The ‘Del. Off’ button in the
chairman unit does not switch off
delegate units
 Check if the unit is configured as a chairman unit
 Check if the units which are not switched of are
configured as chairman units, as chairman units are not
switched off by the ‘Del. Off’ button.
The audio from an interpreter
unit cannot be heard in the
headphone in delegate or
chairman units
 Check the headphone volume control on the units
 Check the channel selection on the Conference units
 Check the plug from the headphone is firmly inserted in
the headphone socket
 Check that the light ring on the microphone on the
interpreter unit is lighting and that the gooseneck
microphone is firmly inserted in the microphone socket
There is no audio in the built-in
loudspeakers
 Check the ‘Loudspeaker Volume’ setting using either
the interactive menu on the CU or using the browser
control.
 Check using the browser control that the setting ‘CU
6105 Setup * Audio * Loudspeaker Control *
Microphone -> Loudspeaker’ is set to ‘On’.
 Check using the browser control the settings in ‘CU
6105 * Audio * Audio Output * Group Setup‘ that the
seats are selected in ‘Group A’. ‘Group A’ is always
used as the source for the built-in loudspeakers. If a
unit is not selected in ‘Group A’ the audio from this unit
will not be heard in the built-in loudspeakers.
The is no audio in the built-in
loudspeakers from one or more
delegate or chairman units
 Check using the browser control in ‘CU 6105 * Audio *
Audio Output * Group Setup‘ that this seat is selected
in ‘Group A’. ‘Group A’ is always used as the source for
the built-in loudspeakers. If a unit is not selected in
‘Group A’ the audio from this unit will not be heard in
the built-in loudspeakers.
A microphone cannot be turned
‘On’
 Check the settings ‘Max Delegate Speaker’ and ‘Max
Total Speakers’.
 Check the ‘Operation Mode’.