Technical data

6 Service Guide
Contents
What to Test 29
Verifying Test Results 29
To verify voltage measurement accuracy 33
To verify bandwidth 38
To verify time scale accuracy 44
To verify horizontal delta t accuracy 46
To verify trigger sensitivity 47
Test Internal Trigger Sensitivity (all models) 49
Test External Trigger Sensitivity (2-channel models) 51
Test External Trigger Sensitivity (4-channel models) 54
Agilent 7000 Series Oscilloscopes Performance Test
Record 57
3 Calibrating and Adjusting 59
User Calibration 61
To perform User Cal 61
User Cal Status 64
4Troubleshooting65
Solving General Problems with the Oscilloscope 66
Troubleshooting the Oscilloscope 69
Equipment required for troubleshooting 70
To check out the oscilloscope 70
To verify basic oscilloscope operation 72
To compensate the analog probes 73
Troubleshooting Flowchart 74
System board drawings 75
To check the 7000A Series oscilloscope power supply 77
To check the 7000A Series system board 78
To check the 7000A Series display 79
To check the fan 80
7000 service guide.book Page 6 Thursday, October 16, 2008 12:18 PM