EEP-: Flash read/write error
Possible reason Solution
Flash memory in a bad condition
Try to backup the data with the operating panel, and then con-
tact with service
SPI-: SPI communication problem
Possible reason Solution
EMC problem on the main board
Check the wiring of control circuit, main circuit and grounding to
find out the source of interference
Internal error on I/O board
Remove the EMC problem, if it happens again, contact with serv-
ice
E-St: External error
Possible reason Solution
External error caused by input sig-
nals via external terminals
Check external terminals status
Wrong wiring / setting of multi-func-
tion external terminals
Ensure the right external signals have been connected correctly
to the right multi-function external terminals which are assigned
for external error input ([E0.01]~[E0.05]=19, 20)
Converter stop caused by E-Stop
active command via ModBus com-
munication
Check the stop command via ModBus communication (0X0088:
stop according to parameter setting; 0X0090: E-stop active). If
converter receives 0X0090 , E-St will be displayed
RS-: Communication disconnection error
Possible reason Solution
Device connection problem Check device communication connection
Communication target error Check status of communication target
CF: Circuit error (from current detection)
Possible reason Solution
The offset is out of range due to
EMC or defect of current detection
Remove EMC problem; if it happens again, contact with service
EFC 3600 Bosch Rexroth AG
Diagnosis
DOK-RCON03-EFC-3600***-IT03-EN-P
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