Yaskawa BACnet MS/TP - Manual (Page 12)

Name
Display
Operating Status Remarks
Color Status
TX
– OFF
No data being sent to the
network
This node is not sending any data.
Green Flashing
Data being sent to the
network
This node is sending network data.
RX
– OFF
No data seen on the
network
The option is not physically connected to
the network or there is no network activity.
Green Flashing
Data is seen on the
network
The option is connected to a network.
n Power-Up Diagnostics
An LED test is performed each time the drive is powered up. The initial boot sequence may
take several seconds. After the LEDs have completed the diagnostic LED sequence, the option
is successfully initialized. The LEDs then assume operational conditions as shown in
Table 3 .
Table 4 Power-Up Diagnostic LED Sequence
Sequence Module Status (MS) Network Status (NS) Time (ms)
1 Green OFF 250
2 Red OFF 250
3 Green OFF –
4 Green Green 250
5 Green Red 250
6 Green OFF –
4 Option Components
12 YASKAWA TOEP YEACOM 08A A1000 Option BACnet MS/TP SI-B3 Installation & Technical Manual