269. BI-DIRECTIONAL DEVICESTO USE THIS FUNCTION IT IS MANDATORY TO ENABLE THE RADIO TRANSMISSION OF THE CONTROL PANEL (TXRADIO CODE DIFFERENT THAN 000)BI-DIRECTIONAL DEVICES COMPATIBLE WITH AUTO-LEARNING FUNCTION HERE DESCRIBED ARE ONLY THE ONESEQUIPPED WITH FIRMWARE VERSION 4.30 OR ABOVE.DEVICES WITH PREVIOUS VERSIONS OF FIRMWARE ARE NOT COMPATIBLE WITH THIS FUNCTION.VERIFY THAT USED BI-DIRECTIONAL DEVICES ARE COMPATIBLE WITH AUTO-LEARNING FUNCTION, OTHERWISEFOLLOW THE LEARNING PROCEDURE FOR NORMAL RADIO ZONES AND LEARNING THE CONTROL PANEL IN THEDEVICE (AS DESCRIBED IN ITS MANUAL).Devices supported by bi-directional learning are:System status: STIMPIA-9 Radio sounder: SIRRA, SIRRB-NT, VV-ZELA-RB, VV-ZELA-RARadio keyboard: DVTR-RT, DVT-Touch, DVT-R-OLED Electronic key radio reader: LET-PROX-W9.1. ADD A RADIO SYSTEM STATUS VISUALIZER (STIMPIA-9)1. Panel: enter in Installer Menu and select the “Bi-directional learning” item, select a free memoryposition (marked with “O” symbol)2. Viewer: open the jumper JP1 and power the viewer which emits a “beep” and starts to blink the REDand GREEN LEDs3. Panel: press within 30 seconds the “X” button. The control panel and the viewer will learn each othertheir radio codes (the viewer lights solid on the RED and GREEN LEDs)4. If all ends correctly: on control panel display appears “Learning OK”, the viewer emits 3 series of 2 “beep”5. In case of errors repeat these steps9.2. ADD A WIRELESS KEYBOARD (DVTR-RT, DVT-TOUCH)1. Panel: enter in Installer Menu and select the “Bi-directional learning” item, select a free memoryposition (marked with “O” symbol)2. Keyboard: insert the batteries and wait the BLUE and GREEN LEDs start to blink contemporary3. Panel: press within 30 seconds the “X” buttonThe control panel and the keyboard will learn each other their radio codes4. If all ends correctly: on control panel display appears “Learning OK”, the keyboard emits 3 series of 2“beep”5. In case of errors repeat these stepsTo learn the user codes follow the “learn activators” procedure