Troubleshooting - Shure DDS 5900 User Manual

9 Troubleshooting

This section contains a simple troubleshooting guide.
It is intended to be used to troubleshoot problems due to incorrect installation. If more serious faults or problems arise,
the installer should contact a qualified technician.
The light rings on the microphone are constantly
flashing when installed in the units.
The 'Del. Off' button on the Chairman Unit does
not switch off the Delegate Units
The audio from an Interpreter Unit cannot
be heard in the headphone of Delegate or
Chairman Units
There is no audio coming from the built-in
loudspeakers
There is no audio from the built-in loudspeakers
on one or more Delegate or Chairman Units
A microphone cannot be turned 'On'
The CU 5905 browser application will not open
on a PC or iPad
The CU 5905 browser application will not open
on an iPad
• Check the cables. Digital communication from the Central Unit to the Discussion
Units has not been established
• Ensure that all the connectors on all the cables are firmly inserted in the sockets on
the units
• Check that the feed cables from the Discussion Units are properly inserted into the
'DCS-LAN' socket on the CU 5905.
• Check to make sure the unit is configured as a Chairman Unit
• Check to make sure the other units are configured as Chairman or Interpreter Units.
Please refer to 'Configuration of the Unit' section.
• Check to make sure the unit is configured as an Interpreter Unit. Please refer to
'Configuration of the Unit' section.
• Check the headphone volume control on the units
• Check the channel selection on the Discussion Units
• Check that the headphone plug is firmly inserted in the headphone jack
• Check that the light ring on the microphone on the Interpreter Unit is illuminated and
that the gooseneck microphone is firmly inserted in the socket
• Check the 'Loudspeaker Volume' setting using either the interactive menu on the CU
or using the browser control.
• Check the setting 'CU 5905 Setup > Audio > Loudspeaker Control > Microphone ->
Loudspeaker' is set to 'On', using the browser control.
• Check the settings in 'CU 5905 > Audio > Audio Output > Group Setup' that the seats
are selected in 'Group A', using the browser control. '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 the unit will not be heard in the built-in loudspeakers.
• Check in 'CU 5905 > Audio > Audio Output > Group Setup', using the browser
control. Make sure the 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.
• Check the settings 'Max Delegate Speaker' and 'Max Total Speakers'.
• Check the 'Operation Mode'.
• Using the interactive menu on the CU, check the IP address: 'LAN setup/IP address
setup/IP address'. Use this IP address using the browser
• Verify that the CU5905 and the PC are connected to the same network
• Check the LAN cable connections
• Check the IP address, using the interactive menu on the CU: 'LAN setup > IP
address setup > IP address'. Use this IP address in the browser.
• Verify that the iPad is connected to the proper wireless access point
• Check that the CU 5905 is connected to the same network as the wireless access
point