This is the 13643rd most frequent Russian word.
неисправностей
"Faults" or "malfunctions."
In this sentence, 'неисправностей' refers to 'malfunctions' in an abstract sense, indicating that parts of the system might be faulty.
В системе обнаружено несколько неисправностей.
Several malfunctions were detected in the system.
Here, 'неисправностей' specifies issues in the equipment that required attention for fixing.
Ремонт оборудования занял много времени из-за многочисленных неисправностей.
The repair of the equipment took a lot of time due to numerous malfunctions.
In this context, 'неисправностей' pertains to malfunctions which have been recognized and are being addressed.