CCS 1000 D Digital Discussion System Release Notes 6Bosch Security Systems| 2022-04-134.6 Audio may be interrupted when changing the configurationThe following changes in the configuration may interrupt the audio:• Changing the individual microphone outputs• Changing the recorder setting4.7 Recording stops when connecting USB cable to the CUAn active recording stops when the CU is connected to a PC via a USB cable.Any new recording cannot be started while the CU is connected to the PC.4.8 Error bar during loginUser with ‘Only manage’ rights gets an error bar during logging.4.9 Disabled home/back buttonIssue:When saving the change in the ‘date and time settings’ the Home and Back icons in the bottombar are disabled.Solution:Clicking on ‘Change date and time settings’ again and selecting Cancel.4.10 Downgrade errorIssue:When downgrading from V1.3 to V1.2, login to the web interface fails. Resulting in error 500 withno possibility to go back to V1.3.Solution:Don’t downgrade to 1.2 software or lower.4.11 System is not clean after downgrade to previous version and reset tofactory defaultsIf you want to downgrade to 1.3 and reset to defaults, follow the following procedure.1. Execute a reset to defaults in version 1.6 or later2. Afterwards downgrade to 1.33. Now you are able to execute a reset to factory defaults.4.12 How to connect a wireless device and IP camerasThe CCSD-CUxx, all cameras and the video switcher are connected to a layer 2 switch. Aseparate wireless access point is connected to the layer 2 switch to enable a wireless tablet forcontrolling the system.GeneralThe Ethernet port is intended to connect the Control PC, IP cameras and other equipment which issolely used to operate the CCS 1000 D Digital Discussion System.4.13 Switch microphone off when not usedSwitch microphone off when not used for 30 seconds does not work when:1) Voice mode or PTT mode is selected2) The device is in chairperson mode3) The microphone was switched on before this setting was enabled, these devices areexcluded until they are switched off and on again4) Less than 3 devices with an inactive microphone