LED Status Displays
9 LED Status Displays
The device provides three RGB LEDs for the device status (1, 2, 3) and three RGB LEDs
for the fieldbus status (4, 5, 6). Not all colors are used.
Fig. 35: LEDs
Fig. 35: LEDs
LED 1 LED 2 LED 3 Device status
Bootloader LED sequence
(1)
  Off   Off   Off
Bootloader active: step 1
  Off   Off
 Green
Bootloader active: step 2
  Off
 Green  Green
Bootloader active: step 3
 Green  Green  Green
Bootloader active: step 4
Operational state
  Off   Off   Off
CPU is not running
 Blue
  Off   Off
Not ready to switch on
 Blue
  Off
 Blue
Switch on disabled
 Green
  Off
 Blue
Quick stop
 Green
  Off   Off
Ready to switch on
 Green  Green
  Off
Switched on
 Green  Green  Green
Operation enabled
  Off
 Red
  Off
Fault
  Off
 Red  Blue
Fault reaction active
  Off
 Red fl.
  Off
Unknown status
 Turquoise fl.  Green fl.  Turquoise fl.
Device identification by drivemaster4 soft-
ware
IP address mode
 Blue fl.
  Off
 Blue fl.
P2P button pushed for longer than 1 sec-
ond
  Off
 Yellow fl.
  Off
Display of active IP address mode af-
ter system start and after briefly pushing
(<0.8 seconds) the P2P button
Count the number of times LED 2 flashes
yellow:
1 ×: (0) Automated (DHCP client)
2 ×: (1) Static or (2) Static + address se-
lection switch
3 ×: (3) Point to point (DHCP server)
4 ×: (4) Point to point (AutoIP)
  Off
Red fl.
  Off
DHCP mode cancelled, another DHCP
server was found
CPU error
 Blue fl. Red fl.  Blue fl.
CPU exception: CPU error announce-
ment (see Appendix (p. 64))
(1)
 Green LED sequence when the bootloader mode of the drive is active (e.g. during system
software update): The steps 1 to 4 are repeated until the bootloader is exited.
Fieldbus LEDs 4, 5 and 6
The fieldbus LED 4 indicates the status of the CAN bus interface. For the real-time Eth-
ernet connection, the communication LED COM 0 (LED 5) indicates the system status
and COM 1 (LED 6) possible error states.
In the following you find the LED status descriptions depending on the fieldbus protocol.
56 Drive Amplifier SD4B - Hardware Description