TECHTOP TD350 - Page 251

TD350 Series VFD Troubleshooting
-246-
Fault
code
Fault type
Possible cause
Corrective measures
port is damaged, if yes, replace
the insertion port after power
down
C3-Er
[65] Communication
timeout occurred to
the extension card in
card slot 3
There is no data
transmission in interfaces of
card slot 3
Confirm whether the extension
card inserted can be supported;
Stabilize the extension card
interfaces after power down,
and confirm whether fault still
occurs at next power-on;
Check whether the insertion
port is damaged, if yes, replace
the insertion port after power
down
E-DP
[29] Profibus card
communication
timeout fault
There is no data
transmission between the
communication card and the
host computer (or PLC)
Check whether the
communication card wiring is
loose or dropped
E-NET
[30] Ethernet card
communication
timeout fault
There is no data
transmission between the
communication card and the
host computer
Check whether the
communication card wiring is
loose or dropped
E-CAN
[31] CANopen card
communication
timeout fault
There is no data
transmission between the
communication card and the
host computer (or PLC)
Check whether the
communication card wiring is
loose or dropped
E-PN
[57] PROFINET card
communication
timeout fault
There is no data
transmission between the
communication card and the
host computer (or PLC)
Check whether the
communication card wiring is
loose or dropped
E-CAT
[66] EtherCAT card
communication
timeout fault
There is no data
transmission between the
communication card and the
host computer (or PLC)
Check whether the
communication card wiring is
loose or dropped
E-BAC
[67] BACNet card
communication
timeout fault
There is no data
transmission between the
communication card and the
host computer (or PLC)
Check whether the
communication card wiring is
loose or dropped
E-DEV
[68] DeviceNET card
communication
There is no data
transmission between the
Check whether the
communication card wiring is