Appendix
A.4 Technology alarms
S7-1500 Motion Control V13 Update 3
374
Function Manual, 07/2014, A5E03879256-AC
Technology alarm 107
Alarm reaction: Remove enable
Restart: required
Alarm text
Solution
Configuration error encoder.
Configuration error.
Connect a suitable device.
Check the device (I/Os).
Compare the configuration in HW Config and the tech-
nology object.
The driver needs a smaller servo cycle clock.
Error in internal communication.
Check the project for consistency and reload it into the
controller.
Technology alarm 108
Alarm reaction: Remove enable
Restart: required
Alarm text
Solution
Configuration error encoder driver.
System has no communication with encoder.
Internal system error.
Check the project for consistency and reload it into the
controller.
Encoder driver not initialized during ramp-up.
An attempt is being made to release an axis or encoder,
although the driver is not finished initializing.
Technology alarm 109
Alarm reaction: Remove enable
Restart: Not required
Alarm text
Solution
Configuration error.
Connect a suitable device.
Check the device (I/Os).
Compare the configuration in HW Config and the tech-
nology object.
Negative hardware limit switch.
Positive hardware limit switch.
Reference cam active homing.
Reference cam passive homing.
Enable drive bit analog drive interface
Drive ready bit of the analog drive interface