Hardware Installation
CAN-CBX-COM2
Manual • Doc.-No.: C.3055.21 / Rev. 1.1
Page 15 of 125
3.2.4 Operation of the CANopen-Status LED
LED indication
Display function
Label
Name
Colour
Indicator
state
Description
S
CANopen
Status
green
blinking
Pre-operational
on
Operational
1 flash
Stopped
3 flashes
Module is in bootloader mode
(or coding switch position ID-node > 7F
h
when switching on;
see page 16)
Table 5: Indicator states of the CANopen Status-LED
3.2.5 Operation of the Error-LED
LED indication
Display function
Label
Name
Colour
Indicator state
Description
M
Error
red
off
no error
on
CAN Overrun Error
The data rate is set too high, therefore the firmware is not able to
transmit all data on the CAN bus.
2 flashes
Internal software error
e.g.:
- stored data have an invalid checksum therefore default values
are loaded
- internal watchdog has triggered
- indicator state is continued until the module resets or an error
occurs at the outputs.
blinking
No transmission data
Table 6: Indicator state of the Error-LED
3.2.6 Operation of the Power-LED
LED indication
Display function
Label
Name
Colour
Indicator state
Description
V
Power
green
off
no power supply voltage;
or the module is in Bootloader-Mode, this state is indicated by the
CANopen status-LED (3 Flashes) (see page 16)
on
power supply voltage is on and application software is running
Table 7: Indicator state of the Power-LED