656
Series resistor must be OFF for 1 A range.
The series resistor cannot be set to ON for the measurement channels or
the output channels that use 1 A range.
657
Series resistor cannot be used with ASU.
The series resistor is not available for the channel connected to the Atto
Sense and Switch Unit (ASU).
670
Specified channel does not have ASU.
Specify the module that can be used with the ASU.
Keysight E5260/E5270 User's Guide, Edition 6
If You Have a Problem
Error Codes
7-19