4-26 Keysight B2900 User’s Guide, Edition 5Front Panel ReferenceConfig key groupConfig key groupPressing the Config key displays the following softkeys for setting several functionsof the SMU.Source Displays the following softkeys for setting the SMU source operation.Connection Channel operation and connection setup. See “OutputConnection dialog box” on page 4-28.Filter Output filter setup. See “Output Filter dialog box” on page4-27.Sweep Sweep source detail setup. See “Sweep dialog box” on page4-29.Measure Displays the following softkeys for setting the SMU measurement operation.R Compen Resistance compensation ON or OFF. See “ResistanceCompensation” on page 6-16.On a 1-channel model, pressing this key displays the ON andOFF keys used to set the resistance compensation on or off.On a 2-channel model, pressing this key displays the ALL, Ch1, and Ch 2 keys. They are used to specify the channel forsetting the resistance compensation on or off.ALL specifies channels 1 and 2.Ch 1 specifies channel 1 only.Ch 2 specifies channel 2 only.Ranging Measurement range detail setup. See “Ranging dialog box” onpage 4-30.Common Displays the following softkeys for setting the SMU’s miscellaneous function.Wait Source and measurement wait time setup. See “Wait Controldialog box” on page 4-31.Group Only on 2-channel models. Channel grouping ON or OFF.If this function is ON, the channels perform synchronouschannel operation. The present setting is indicated by anasterisk on the softkey label.