Issue:
Access Self Test in an ATS22.

Product Line:
Altistart 22

Environment:
All

Cause:
Troubleshooting

Resolution:
Access the Utility Menu by pressing the ESC and the UP arrow buttons at the same time.
Navigate to tESt and press ENT

Result
Good
BAd. Possible causes :
- Improper internal voltage,
- Checksum error,
- Disconnected keyboard,
- Disconnected heatsink thermal sensor,
- Disconnected bypass relay (frame size C).

Refer to the ATS22 User Manual for further details.

Released for: Schneider Electric Singapore