CLINK II SCU MANAGER
troubleshooting guide
version 5.0
64
•
duplicate digital input func-
tion
A specific digital input function is
assigned to more than one digital input.
•
duplicate digital output func-
tion
A specific digital output function is
assigned to more than one digital out-
put.
•
invalid current configuration
The selected nominal current MIU is
not valid.
Correct setpoint.
•
invalid nominal power
The set nominal power does not match
the other setpoints.
See 5.2.4 on page 18 and
table 12 on page 21.
•
invalid motor weight
The set motor weight does not match
the other setpoints.
See 5.2.4 on page 18 and
table 12 on page 21.
•
invalid stall time
The set stall time does not match the
other setpoints.
See 5.2.4 on page 18 and
table 12 on page 21.
•
invalid trip time at 1.5 In
The set trip time at 1.5 In does not
match the other setpoints.
See 5.2.4 on page 18 and
table 12 on page 21.
•
invalid warning temperature
rise
The set warning temperature rise does
not match the other setpoints.
See 5.2.4 on page 18 and
table 12 on page 21.
•
general configuration failure.
The SCU does not function with the
current thermal and motor data set-
points.
See 5.2.4 on page 18 and
table 12 on page 21.
Major unrecoverable fault
•
Software fault
Software failure in SCU.
Replace the mainboard, see
7.1 on page 66.
•
Clock Read failure
Failure while reading clock IC.
Replace the mainboard, see
7.1 on page 66.
•
Clock Write failure
Failure while writing clock IC.
Replace the mainboard, see
7.1 on page 66.
•
Safety circuit failure
The expected status of the digital out-
put does not match the actual status of
the digital output.
Replace the mainboard, see
7.1 on page 66.
•
EEPROM Read failure
Failure while reading the EEPROM.
Replace the interface board,
see 7.2 on page 66.
•
EEPROM Write failure
Failure while writing data to the EEP-
ROM.
Replace the interface board,
see 7.2 on page 66.
•
RAM failure
Failure while selftesting the RAM.
Replace the mainboard, see
7.1 on page 66.
•
FLASH failure
Failure while selftesting the FLASH.
Replace the mainboard, see
7.1 on page 66.
•
Crystal failure
Frequency of the crystal is not correct.
Replace the mainboard, see
7.1 on page 66.
Table 60: Corrective actions after a failure
Fault indication
Description
Corrective action
