Fault tracing 111
Fault tracing
Contents of this chapter
This chapter describes the fault tracing possibilities of the drive.
LEDs
Warning and fault messages
See the firmware manual for the descriptions, causes and remedies of the drive control
program warning and fault messages.
Where LED Color Indication
Control
panel
mounting
platform
POWER Green Control unit is powered and +15 V is supplied to the control
panel.
FAULT Red Drive in fault state.
Control unit
(A41)
BATT OK Green Battery voltage of the real-time clock is OK (higher than 2.8 V).
When the LED is not lit,
• battery voltage is below 2.8 V,
• the battery is missing, or
• the control unit is not powered.
PWR OK Green Internal voltage OK
FAULT Red The control program indicates that the equipment is faulty. See
the appropriate firmware manual.
WRITE Yellow Writing to SD card in progress.
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