Troubleshooting
Soloist Hardware Manual
6-2
www.aerotech.com
Table 6-1.
Amplifier Faults, Causes, and Solutions
Symptom
Possible Cause and Solution
Motor rotates
uncontrollably
Encoder (sine and cosine) signals are improperly
connected. See Section 2.8. for motor phasing
information.
Brushless motor will not
rotate.
Motor phases A, B, and C connected incorrectly relative
to Hall A, Hall B, and Hall C inputs. See Section 2.8. for
motor phasing information.
Amplifier faults (
“
ENB
”
LED turns red) when motor
decelerates.
Bus over-voltage detected (Soloist10/20). This condition
indicates an excessive bus supply regeneration condition.
The Soloist10/20 requires that a shunt regulator option
be mounted in the unit.
Amplifier Faults ("ENB"
LED turns red).
1. RMS current exceeded - run at lower current.
2. Over temperature condition - Remove power and let
the drive cool down, and/or provide better ventilation.
3. Defective on board power supply - Return for repair.
Summary of Contents for SOLOIST
Page 20: ...Introduction Soloist Hardware Manual 1 10 www aerotech com...
Page 50: ...Technical Details Soloist Hardware Manual 3 6 www aerotech com Figure 3 3 User Outputs J104...
Page 78: ...Soloist Options Soloist Hardware Manual 4 14 www aerotech com...
Page 88: ...Accessories Soloist Hardware Manual 5 10 www aerotech com...
Page 96: ...Troubleshooting Soloist Hardware Manual 6 8 www aerotech com...
Page 114: ...Index Soloist Hardware Manual iv www aerotech com...
Page 116: ......