Siemens SINAMICS G List Manual page 610

Faults and Alarms
List of faults and alarms
Remedy: - carry-out a POWER ON.
- replace the component involved.
See also: p9916
F31836 Encoder 1 DRIVE-CLiQ: Send error for DRIVE-CLiQ data
Reaction: ENCODER (DCBRAKE, NONE)
Acknowledge: IMMEDIATELY
Cause: DRIVE-CLiQ communications error between the control unit and the encoder involved. Data were not able to be sent.
Fault value (r0949, hexadecimal):
41: Telegram type does not match send list.
Remedy: - carry-out a POWER ON.
F31837 Encoder 1 DRIVE-CLiQ: Component faulted
Reaction: ENCODER (DCBRAKE, NONE)
Acknowledge: IMMEDIATELY
Cause: Fault detected on the DRIVE-CLiQ component involved. Faulty hardware cannot be excluded.
Fault value (r0949, hexadecimal):
20: Error in the telegram header.
23: Receive error: The telegram buffer memory contains an error.
42: Send error: The telegram buffer memory contains an error.
43: Send error: The telegram buffer memory contains an error.
Remedy: - check the DRIVE-CLiQ wiring (interrupted cable, contacts, ...).
- check the electrical cabinet design and cable routing for EMC compliance
- if required, use another DRIVE-CLiQ socket (p9904).
- replace the component involved.
F31845 Encoder 1 DRIVE-CLiQ: Cyclic data transfer error
Reaction: ENCODER (DCBRAKE, NONE)
Acknowledge: IMMEDIATELY
Cause: DRIVE-CLiQ communications error between the control unit and the encoder involved.
Fault value (r0949, hexadecimal):
0B: Synchronization error during alternating cyclic data transfer.
Remedy: - carry-out a POWER ON.
See also: p9916
F31850 Encoder 1: Internal software error in the sensor module
Reaction: ENCODER (DCBRAKE, NONE)
Acknowledge: power on
Cause: Internal software error in the sensor module of encoder 1.
Fault value (r0949, decimal):
1: Background time slice is blocked.
2: Checksum over the code memory is not OK.
10000: OEM memory of the EnDat encoder contains data that cannot be interpreted.
Remedy: - replace the sensor module.
- if required, upgrade the firmware in the sensor module.
- contact the Hotline.
F31860 CU DRIVE-CLiQ: Telegram error
Reaction: ENCODER (DCBRAKE, NONE)
Acknowledge: IMMEDIATELY
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SINAMICS G List Manual, Edition 12.2004