FAQ: Why does the output mode automatically change from CC to CV as soon as I enable the output?

For an explanation of why this happens, please read the following blog post. Then review the voltage and current settings of your power supply:

http://powersupply.blogs.keysight.com/2011/07/wheres-cc-button.html

Applies to: N6731B, N6732B, N6733B, N6734B, N6735B, N6736B, N6741B, N6742B, N6743B, N6744B, N6745B, N6746B, N6773A, N6774A, N6775A, N6776A, N6777A, N6751A, N6752A, N6753A, N6754A, N6755A, N6756A, N6761A, N6762A, N6763A, N6764A, N6765A, N6766A

Applies to: E3631A, E3632A, E3633A, E3634A, E3640A, E3641A, E3642A, E3643A, E3644A, E3645A, E3646A, E3647A, E3648A, E3649A

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