9400 regenerative power supply module | Parameter setting
Diagnostics & fault analysis
Error messages
232 L EDS94ARNExxxx EN 2.3 - 06/2014
 
Communication with module in MXI2 interrupted [0x007f0004]
CAN on board: bus-off [0x00830000]
CAN on board: Invalid node address 0 [0x00830001]
CAN on board: Basic configuration invalid [0x00830002]
Response (Lenze setting printed in bold)
 None  System fault  Fault  Trouble  Quick stop by trouble  Warning locked  Warning  Information
Cause Remedy
It is not possible to establish communication between 
the regenerative power supply module and the 
extension module in the MXI2 module slot.
 • Switch off regenerative power supply module, insert 
extension module correctly in module slot MXI2, and 
switch on the regenerative power supply module 
again.
 • If the problem occurs again, replace the extension 
module.
Response (Lenze setting printed in bold) Setting: C00595 ( Adjustable response)
 None  System fault  Fault  Trouble  Quick stop by trouble  Warning locked  Warning  Information
Cause Remedy
CAN on board: "Bus off" state
 • Too many faulty telegrams received.
 • Defective cable (e.g. loose contact).
 • Two nodes with the same ID.
 • Eliminate disturbances (e.g. EMC).
 • Remove loose contact, screw down adapter.
 • Assign different node IDs.
Response (Lenze setting printed in bold)
 None  System fault  Fault  Trouble  Quick stop by trouble  Warning locked  Warning  Information
Cause Remedy
CAN on board: initialisation error
 • The hardware assignment of the node address has 
been selected via DIP switch and the DIP switches for 
the node address are set to zero.
 • Note: Instead of the impermissible node address 0 the 
node address 1 is used.
 • Set the DIP switches to a node address unequal 0 and 
restart the controller.
 • Activate the node address assignment by means of 
software by changing the position of DIP switch 2 and 
restart the controller.
Response (Lenze setting printed in bold)
 None  System fault  Fault  Trouble  Quick stop by trouble  Warning locked  Warning  Information
Cause Remedy
CAN on board: configuration error
 • Faulty download of an Engineer or PLC Designer 
project
 • Invalid CAN settings according to DS301V402 in the 
Engineer or PLC Designer.
 • Repeat download
 • Correct CAN settings in the project and regenerate 
project.