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R8i module LEDs
Frame R8i modules have three LEDs. For their indications, see the following table.
Location
LED
R8i module
FAULT
(continuous red)
ENABLE / STO
(continuous green)
ENABLE / STO
(continuous yellow)
POWER OK
(continuous green)
Warning and fault messages
See the firmware manual for the descriptions, causes and remedies of the control program
warning and fault messages.
7-segment display of the brake control unit
See the control unit description.
Indication
There is an active fault in the module.
The module is ready for use.
XSTO connectors are de-energized.
Supply voltage of the internal circuit boards is OK (> 21 V).
Fault tracing 73
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