Diagnostic Leds - Bosch B5512 Reference Manual

46 en | IP communications
Figure 8.4: B426 to Ethernet wiring
Callout ᅳ Description
1 ᅳ B426 module
2 ᅳ Ethernet cable
8.3.6

Diagnostic LEDs

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