TroubleshootingIf problems occur, they should first be tackled directly - forexample check the Network connection, IP-address and DILswitch settings. Nevertheless it is sometimes an indirect help toreset the AMC2-4W unit to its factory defaults.If there is no indication on the display, check voltage providedfrom the power supply, power up the controller.If the controller is not online, or operation is not as expectedper configuration:1. Check connections/ configuration as per described inChapter 4 and Section 5.2.2. Cycle the power of the controller.3. In rare cases reset the controller software as described inSection 5.3.1.4. For factory default reset refer to Section 5.3.2.If problem persists, please request after sales support.Resetting the Software1. Insert the provided screwdriver into the hole until itreaches the reset button as shown in the figure below.2. Press the reset button for at least three seconds.3. The AMC2-4W deletes its application program leaving onlyits bootloader and network setting.As soon as it is online again, the AMC2-4W bootloader willdownload a fresh copy of the application program andconfiguration. If the problem persists please request technicalsupport.5.35.3.152 en | Operating Access ModularController2016-11 | AMC2-4W | Bosch Sicherheitssysteme