Fault tracing
Contents of this chapter
This chapter describes the fault tracing possibilities of the drive.
Control unit LEDs (BCU-x2)
IndicationColorLED
Battery voltage of the real-time clock is OK (higher than 2.8 V).
When the LED is not lit,
GreenBATT OK
• battery voltage is below 2.8 V,
• the battery is missing, or
• the control unit is not powered.
Internal voltage is sufficient.GreenPWR OK
The control program indicates that the equipment is faulty.
See the appropriate firmware manual.
RedFAULT
Writing to SD card in progress.YellowWRITE
10
Fault tracing 177
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