Siemens SINAMICS G120XA - BICO: Writing to Parameter Not Permitted as Master Control Is Active; Drive: Motor Maintenance Interval Expired; Error Internal Communications; PROFIBUS: Configuration Telegram Error

Remedy: Not necessary.
F01515 (A) BICO: Writing to parameter not permitted as the master control is active
Reaction: NONE
Acknowledge: IMMEDIATELY
Cause: When changing the number of CDS or when copying from CDS, the master control is active.
Remedy: If required, return the master control and repeat the operation.
A01590 (F) Drive: Motor maintenance interval expired
Reaction: NONE
Acknowledge: NONE
Cause: The selected service/maintenance interval for this motor was reached.
Alarm value (r2124, interpret decimal):
Motor data set number.
See also: p0650 (Actual motor operating hours), p0651 (Motor operating hours maintenance interval)
Remedy: carry out service/maintenance and reset the service/maintenance interval (p0651).
F01662 Error internal communications
Reaction: OFF2
Acknowledge: POWER ON
Cause: A module-internal communication error has occurred.
Fault value (r0949, interpret hexadecimal):
Only for internal Siemens troubleshooting.
Remedy: - carry out a POWER ON (switch-off/switch-on).
- check the electrical cabinet design and cable routing for EMC compliance
- check whether an impermissible voltage is connected at one of the digital outputs.
- check whether a digital output is loaded with an impermissible current.
- upgrade firmware to later version.
- contact Technical Support.
A01900 (F) PROFIBUS: Configuration telegram error
Reaction: NONE
Acknowledge: NONE
Cause: A PROFIBUS master attempts to establish a connection using an incorrect configuring telegram.
Alarm value (r2124, interpret decimal):
2: Too many PZD data words for input or output. The number of possible PZD is specified by the number of indices in r2050/
p2051.
3: Uneven number of bytes for input or output.
211: Unknown parameterizing block.
Additional values:
Only for internal Siemens troubleshooting.
Remedy: Check the bus configuration on the master and the slave sides.
For alarm value = 2:
Check the number of data words for input and output.
For alarm value = 211:
Ensure offline version <= online version.
F01910 (N, A) Fieldbus interface setpoint timeout
Reaction: OFF3 (IASC/DCBRK, NONE, OFF1, OFF2, STOP2)
Acknowledge: IMMEDIATELY
Warnings, faults and system messages
9.6 List of fault codes and alarm codes
SINAMICS G120XA converter
770 Operating Instructions, 03/2019, FW V1.0, A5E44751205B AB