FEC DSP1500 (SAN3) - Manual (Page 147)

enFORCE DSP1500 SAN Unit Operation Manual
PAGE 8－13 (Rev. 4)
Chapter 8: Troubleshooting
• Code A8_11 - SERVO AMPLIFIER ERROR / RESOLVER SIGNAL ERROR.
The resolver signal received is not correct.
RECOVERY:
1. Check the cable and look for loose connectors or visible damages to the cable.
2. Replace with known good tool.