Siemens Sinamics GM150 6SL3835-2LN44-2AA0 Operating And Installation Instructions page 140

Operation
8.3 Operation via the AOP30 operator panel
● Battery voltage ≤ 2.00 V: "Important: The battery is dead".
● If the drive is not activated for a long period of time, the time and status of the database might
Communication
The "Communication" menu represents the status of the communication between AOP30 and
CU. The following items are displayed:
● Number of fault-free message frames
● Number of faulty message frames
● Number of character frame faults
● Number of overflow errors
● Number of start limiter errors
● Number of end limiter errors
● Number of character length errors
● Number of frame test mark errors
● Number of frame test mark errors
● Number of frame transfer errors
● Number of layer 2 message frame failures
● PPI status
● Number of layer 7 message frame failures
● Number of message frame repetitions (SD2)
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not be displayed. The missing information is caused by insufficient voltage of the battery. In
this case, messages appear that prompt you to replace the battery, load the database and
set the time. Information on replacing the battery can be found in the operating instructions
of the drive in the "Maintenance and Servicing" section.
SINAMICS GM150 6SL3835-2LN44-2AA0
Operating Instructions Rev.201910281250 MUSTER