42 U8001A/U8002A User’s and Service Guide
5Service Guide
Self-Test Procedures
Power-On Self-Test
Each time the power supply is powered on, a set of self- tests are
performed. These tests check that the minimum set of logic and
measurement hardware are functioning properly.
Unit Fails Self-Test
Verify that the correct power- line voltage setting is selected.
Also, ensure that all terminal connections are removed while
the self- test is performed. Please refer to “Appendix A: List of
Error Codes” for list of error codes.
The authorised personnel will mark the fuse rating indicator printed on the rear
panel each time the fuse is changed.
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