94 en | Operating Access Modular Controller 2
2020-01 | V02 | Installation manual Bosch Access Systems V.B.
5.3 Troubleshooting
If problems occur, they should first be tackled directly - for example check the Network
connection, IP-address and DIL switch settings. Nevertheless it is sometimes an indirect help
to reset the AMC2-4R4 unit to its factory defaults.
If problems occur, they should first be tackled directly - for example check the Network
connection, IP-address and DIL switch settings. Nevertheless it is sometimes an indirect help
to reset the AMC2-4W unit to its factory defaults.
If there is no indication on the display, check voltage provided from the power supply, power
up the controller.
If the controller is not online, or operation is not as expected per configuration:
1. Check connections/ configuration as per described in Chapter 4 and Section 5.2.
2. Cycle the power of the controller.
3. In rare cases reset the controller software as described in Section 5.3.1.
4. For factory default reset refer to Section 5.3.2.
If problem persists, please request after sales support.
If there is no indication on the display, check voltage provided from the power supply, power
up the controller.
If the controller is not online, or operation is not as expected per configuration:
1. Check connections/ configuration as per described in Chapter 5 and Section 6.2.
2. Cycle the power of the controller.
3. In rare cases reset the controller software as described in Section 6.3.1.
4. For factory default reset refer to Section 6.3.2.
If problem persists, please request after sales support.
5.3.1 Resetting the Software
1. Insert the provided screwdriver into the hole until it reaches the reset button as shown in
the figure below.
2. Press the reset button for at least three seconds.
3. The AMC2-4R4 deletes its application program leaving only its bootloader and network
setting.
As soon as it is online again, the AMC2-4R4 bootloader will download a fresh copy of the
application program and configuration. If the problem persists please request technical
support.
1. Insert the provided screwdriver into the hole until it reaches 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 only its bootloader and network
setting.
As soon as it is online again, the AMC2-4W bootloader will download a fresh copy of the
application program and configuration. If the problem persists please request technical
support.
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