Keysight Technologies Infiniium 90000A Series, Service Manual

Page: 43 / 136

Testing Performance
3
90000 A-Series Service Guide 43
Offset Accuracy—Offset Gain Test
Vertical Scale V
Aux Out
Setting
V
DMM+
V
Scope+
V
DMM-
V
Scope-
V
DMM0
V
Scope0
Calc. Offset
Gain Error
Offset Gain Error
Test Limits
Channel 1
5 mV/div ±400 mV
10 mV/div ±400 mV ±2%
20 mV/div ±400 mV ±2%
50 mV/div ±900 mV ±2%
100 mV/div ±1.6 V ±2%
200 mV/div ±2.4 V ±2%
500 mV/div ±2.4 V ±2%
1 V/div ±2.4 V ±2%
Channel 2
5 mV/div ±400 mV
10 mV/div ±400 mV ±2%
20 mV/div ±400 mV ±2%
50 mV/div ±900 mV ±2%
100 mV/div ±1.6 V ±2%
200 mV/div ±2.4 V ±2%
500 mV/div ±2.4 V ±2%
1 V/div ±2.4 V ±2%
Channel 3
5 mV/div ±400 mV
10 mV/div ±400 mV ±2%
20 mV/div ±400 mV ±2%
50 mV/div ±900 mV ±2%
100 mV/div ±1.6 V ±2%
200 mV/div ±2.4 V ±2%
500 mV/div ±2.4 V ±2%
Channel 4
5 mV/div ±400 mV
10 mV/div ±400 mV ±2%
20 mV/div ±400 mV ±2%
50 mV/div ±900 mV ±2%
100 mV/div ±1.6 V ±2%
200 mV/div ±2.4 V ±2%
500 mV/div ±2.4 V ±2%