Figure 8.4: B426 to Ethernet wiring
Callout á…³ Description
1 á…³ B426 module
2 á…³ Ethernet cable
Diagnostic LEDs
The B426 includes the following on-board LEDs to assist with troubleshooting:
– Heartbeat (system status).
– RX (receive).
– TX (transmit).
Refer to B426 module overview for Ethernet link LED locations.
Flash pattern Function
Flashes once every 1 sec
Normal state. Indicates normal operation state.
3 quick flashes every 1 sec
Communication error state. Indicates a bus communication
error. The module is not receiving commands from the
control panel.
On Steady
Trouble state. Indicates a trouble condition exists.
Off
LED trouble state. Module is not powered, or some other
trouble condition prohibits the module from controlling the
heartbeat LED.
Table 8.5: Heartbeat LED descriptions
8.3.6
46 en | IP communications Control Panel
2015.07 | 12 | F.01U.287.180 Installation and System Reference Guide Bosch Security Systems, Inc.
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