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374809B-01
Jul17
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Alarm Codes
In the event of an error, the green LED on the main board will flash one or two times, followed
by a series of red flashes. The pattern repeats until the alarm is cleared.
Table 5.
Status LED Blink Code Definitions
Blink sequence
Code
Error
G
Solid green
No alarm, motor disabled
GG (slow)
Flashing green
No alarm, motor enabled
RG
1 red, 1 green
Motor stall (encoder-equipped only)
RGG
1 red, 2 green
Move attempted, drive disabled
RRG
2 red, 1 green
CCW limit
RRGG
2 red, 2 green
CW limit
RRRG
3 red, 1 green
Drive overheating
RRRGG
3 red, 2 green
Internal voltage out of range
RRRRG
4 red, 1 green
Power supply overvoltage
RRRRGG
4 red, 2 green
Power supply underoltage
RRRRRG
5 red, 1 green
Over current /short circuit
RRRRRGG
5 red, 2 green
Motor resistance out of range
RRRRRRG
6 red, 1 green
Open motor winding
RRRRRRGG
6 red, 2 green
Bad encoder signal
RRRRRRRG
7 red, 1 green
Serial communication error
RRRRRRRRG
8 red, 1 green
Internal voltage out of range
