1 Calibration Procedures44 Keysight U1241C/U1242C Service GuideValid adjustment input valuesAdjustment can be accomplished using the following input values.Table 1-15 Adjustment input valuesTest function Step Reference value Valid reference inputAC V1000.0 mV1000.0 mV (55 Hz) 0.9 to 1.1 x Reference value1000.0 mV (1 kHz) 0.9 to 1.1 x Reference value100.0 mV (55 Hz) 0.9 to 1.1 x Reference value1000.0 mV (55 Hz) 0.9 to 1.1 x Reference value1000.0 mV (10 kHz) 0.9 to 1.1 x Reference value10.000 V10.000 V (55 Hz) 0.9 to 1.1 x Reference value10.000 V (1 kHz) 0.9 to 1.1 x Reference value1.000 V (55 Hz) 0.9 to 1.1 x Reference value10.000 V (55 Hz) 0.9 to 1.1 x Reference value10.000 V (10 kHz) 0.9 to 1.1 x Reference value100.00 V10.00 V (55 Hz) 0.9 to 1.1 x Reference value100.00 V (55 Hz) 0.9 to 1.1 x Reference value100.00 V (1 kHz) 0.9 to 1.1 x Reference value100.00 V (10 kHz) 0.9 to 1.1 x Reference value1000.0 V100.0 V (55 Hz) 0.9 to 1.1 x Reference value1000.0 V (55 Hz) 0.9 to 1.1 x Reference value1000.0 V (1 kHz) 0.9 to 1.1 x Reference value1000.0 V (10 kHz) 0.9 to 1.1 x Reference valueVsense[a] Hi.10 V 10 V (55 Hz) High senseLo.30 V 30 V (55 Hz) Low sense