Sigma II User’s Manual
Chapter 9: Inspection, Maintenance, and Troubleshooting
9 - 19
A.81
A.81: Absolute Encoder Backup Power Supply Error
Display and Outputs
Note:
OFF:
Output transistor is OFF (alarm state).
Status and Remedy for Alarm
Alarm Outputs
Alarm Code Output
ALM Output
ALO1
ALO2
ALO3
OFF
OFF
OFF
OFF
Cause of the Problem
Solution
A
The following power supplies to the
absolute encoder both failed:
• +5V supply
• Battery power
Follow absolute encoder setup procedure.
B
Absolute encoder malfunctioned.
Replace servomotor.
C
Circuit board (1PWB) defective.
Replace servo amplifier.
A, B, C
At power ON.
When parameter
Pn002.2 = 0 or 2
When parameter
Pn002.2 = 1
C
Содержание SGMAH
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