Multi Central Control Unit LBB 3500/35 Max. 3840 Concentus microphone units or Multi Purpose Connection units can be connected (240 per CCU) Max. 7680 microphones and loudspeakers can be connected by using 3840 Dual Audio Interface Unit. LBB3500/35. System Single Multi Error I&O Manual 09.12.2004 DCN MCCU PO CCE

Multi Central Control Unit LBB 3500/35 ‘System’ Selection Selection switch to select single mode with LED indicators: - Single mode (yellow) - Multi mode (yellow) - Error (red) 09.12.2004 DCN MCCU PO CCE

Multi Central Control Unit End of section  Robert Bosch GmbH All rights are reserved. Reproduction or passing on to third parties in whole or in parts is prohibited without the written consent of the copyright owner. 09.12.2004 DCN MCCU PO CCE