AL.503 STO self-diagnosis error – Delta servo troubleshooting

<= See All alarms of Delta servo

Name Description ALM WRN SRV ON Clear


STO Diagnosis

STO self-daignosis error   NO Cycle power on

Causes Checking Method Actions
An error occurs during STO self-diagnosis, which may be caused by an abnormality in the STO circuit. N/A

Contact the distributor.

(The above information is referenced from Delta Electronics IMSBU)

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Other reasons Checking Method Actions

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