Central Unit - Software History ---- Ver. 2.16, 141230 ---- 1: Support for new speaker queue functionality 2: Support for DTMF addon ---- Ver. 2.13, 061002 ---- 1: Added support for backup chairman unit ---- Ver. 2.12, 050330 ---- 1: Added support for new CPU board, no end user changes. ---- Ver. 2.11, 041027 ---- 1: Corrected minor problem when using the "Close Talk Control" PC software ---- Ver. 2.10, 041025 ---- 1: Added support for alterable data channel frequency 2: Added support for audio channel usage status via serial port ---- Ver. 2.09, 040311 ---- 1: Adjusted delegate power off timer behaviour. ---- Ver. 2.08, 030702 ---- 1: Added control functionality for use with a telephone hybrid. ---- Ver. 2.07, 030427 ---- 1: Added functionality for chairman unit right key. ---- Ver. 2.06, 030301 ---- 1: Added support for new "Line Out" level control. IMPORTANT! Requires hardware modifications to the central unit! ---- Ver. 2.05, 021217 ---- 1: Setting "Room type" is replaced by the "Micr. comp." (Microphone compensation) setting to allow better control of levels. IMPORTANT! Since the "Room type" setting is removed, the conference system will need feedback compensation levels to be re-tuned! ---- Ver. 2.04, 020513 ---- 1: Added production test functionality, no end-user changes. ---- Ver. 2.03, 020419 ---- IMPORTANT! This version requires central unit hardware modifications! Do not install this update without contacting your local dealer for advice. 1: Supports generation 2 conference system ---- Ver. 1.19, 011126 ---- 1: Added support for CTInstall ---- Ver. 1.17, 010402 ---- 1: Corrected problem with CTControl voting ---- Ver. 1.16, 010122 ---- 1: Added support for control over the delegate unit power off function in remote mode ---- Ver. 1.15, 001113 ---- 1: Extended CTControl support ---- Ver. 1.14, 000827 ---- 1: Added changeable mute levels ---- Ver. 1.13, 000619 ---- 1: Expanded production support 2: Added conference system control capability ---- Ver. 1.12, 991214 ---- 1: Fixed audio system problem with remote mode 2: Added remote support for new parameters ---- Ver. 1.11, 991118 ---- 1: Fixed remote operation 2: Fixed menu problem ---- Ver. 1.10, 991109 ---- 1: Added delegate reply function 2: Added support for new delegate software code size ---- Ver. 1.09, 991028 ---- 1: Changed IR transmitter frequencies on all channels to compensate for ring modulator effect in repeater receiver. 2: Added a 'Number Of Speakers' parameter to control number of concurrent speakers. 3: Added a 'Room Type' parameter for room characteristics compensation. ---- Ver. 1.07, 990917 ---- 1: Corrected problem with audio level settings. ---- Ver. 1.06, 990916 ---- 1: Added safety for audio channel mute detector, audio channel does not open until someone is assigned to it. 2: Finalized audio and data receiver mute levels set. ---- Ver. 1.05, 990909 ---- 1: Corrected time window margins for data receiver. ---- Ver. 1.04, 990831 ---- 1: Corrected problem with data receiver on delay. ---- Ver. 1.03, 990822 ---- 1: Corrected 'Delegate Power Down' timeout change problem. 2: More support for PC remote control. ---- Ver. 1.02, 990818 ---- 1: Added delay on data channel to compensate for comparator settling. 2: Support for PC remote control. ---- Ver. 1.01, 990719 ---- 1: Corrected Audio and Data channel mute levels ---- Ver. 1.00, 990625 ---- 1: First release version