Manual

0098441113480, V2.00, 03.2011
SD315O 8 Diagnostics and troubleshooting
Drive for stepper motors 71
8
8 Diagnostics and troubleshooting
8.1 Status indication via LEDs
Figure 8.1 Status indication via LEDs
The current operating state is indicated by means of the two LEDs.
Figure 8.2 Flash codes of LED OK (green) and LED ERR (red)
(A) No power stage supply
(B) Power stage is enabled
(C) Reserved
(D) Power stage is disabled
(E) Reserved
(F) Power stage overtemperature
(G) Overvoltage, also in case of regeneration conditions
(H) Undervoltage
(J) Frequency of the external reference values too high
(K) Short circuit between two motor phases
1
2
3
5
6
7
9
A
B
C
D
E
F
0
8
4
S1
LED
OK
LED
ERR
R1
R3
R2
ERR
2s2s
G
H
F
D
E
C
A
B
OK
K
J