Bosch KBD-DIGITAL User Manual - Page 36

32 en | Controlling System4 Video Multiplexers IntuiKey Keyboard 4.3 Softkey Select MUX MUX Audio Description Pressing this softkey displays a short message on the softkey display indicating that entry of a multiplexer address is required. The IntuiKey status display changes to the Address Multiplexer screen. Upon entering an Allplex number, press ENTER. The keyboard determines whether the selected multiplexer is present. If it is not, an error is displayed, and the keyboard reverts to the last known acceptable Allplex number. This toggle button is used to enable or disable the keyboard audio beeper that sounds in response to MUX error messages or alarm/action events. Enabling or disabling this option affects all MUX's connected to the keyboard. MUX Error Messages Error Name Description Error 1 No Communication The keyboard cannot communicate with the multiplexer Error 2 Invalid Keyboard Entry An invalid button has been pressed on the keyboard. Error 3 Invalid Multiplexer Number A multiplexer number less than 1 or greater than 30 was Error 4 Multiplexer Not Found entered. No multiplexers were found during search. F.01U.127.291 | 1.93 | 2009.03 User Manual Bosch Security System, Inc.