Appendix A.4 Led Diagnostics For Communications Between Protoair And Devices; Figure 44: Diagnostic Leds - SMC Networks ProtoAir FPA-W44 Startup Manual

Appendix A.4 LED Diagnostics for Communications Between ProtoAir and Devices

See the diagram below for ProtoAir FPA-W44 LED Locations.
Tag
SS The SS LED will light if the unit is not getting a response from one or more of the configured devices.
The SYS ERR LED will go on solid indicating there is a system error. If this occurs, immediately report
ERR
the related "system error" shown in the error screen of the FS-GUI interface to support for evaluation.
PWR This is the power light and should always show steady green when the unit is powered.
The TX LED will flash when a message is received on the serial port on the 3-pin connector.
TX If the serial port is not used, this LED is non-operational. TX1 applies to the R1 connection while
TX2 applies to the R2 connection.
The RX LED will flash when a message is sent on the serial port on the 3-pin connector.
RX If the serial port is not used, this LED is non-operational. RX1 applies to the R1 connection while
RX2 applies to the R2 connection.
FPA-W44
Diagnostic LEDs
Description

Figure 44: Diagnostic LEDs

Page 44 of 63
Bosch ProtoAir Start-up Guide