I-2533CS-FD ( CAN/CAN FD to Single-mode Fiber Bridge ) User Manual (version 1.1.0)
Page: 16
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2.5. LED Indicator
There are 6 LEDs on the I-2533CS-FD. One for power indication, two for fiber
indication and three for CAN bus indication. The LED assignment and description are
shown as follows.
Figure 2-5-1 LED Assignment of I-2533CS-FD
Table 2-5-1 LED Description
LED Name
Color
Description
PWR
Red
When power on the I-2533CS-FD, this LED is turned on.
FB_Ack
Green
When the I-2533CS-FD sends/receives one message
to/from the fiber, this LED flashes once.
FB_Err
Orange
If the I-2533CS-FD detects the RXD line of the fiber is off,
this LED is always on.
CAN_Err
Red
1. If the I-2533CS-FD detects the bus-off status on the
CAN bus, this LED is always on.
2. If the CAN data buffer is full, this LED flashes once per
second.
3. If the I-2533CS-FD can’t send CAN/CAN FD messages
successfully because the bus connector is off or some
errors happen, this LED flashes five times per second.
CAN_Tx
Green
When the I-2533CS-FD transmits one CAN/CAN FD
message to CAN bus, this LED flashes once.
CAN_Rx
Green
When the I-2533CS-FD receives one CAN/CAN FD
message from CAN bus, this LED flashes once.
NOTE:
In “Firmware Upgrade Mode”, the CAN_Err, CAN_Tx, CAN_Rx and FB_Err LEDs will
flash per 500 milliseconds.
