Fluke ScopeMeter 123 Service Manual page 7

Table
2-1. No Visible Trace Disturbance ............................................................................... 2-12
2-2. Trace Disturbance < 10%...................................................................................... 2-12
2-3. Multimeter Disturbance < 1% ............................................................................... 2-12
3-1. Fluke 123 Main Blocks ......................................................................................... 3-3
3-2. Fluke 123 Operating Modes .................................................................................. 3-9
3-3. Voltage Ranges And Trace Sensitivity ................................................................. 3-18
3-4. Ohms Ranges, Trace Sensitivity, and Current ...................................................... 3-18
3-5. Capacitance Ranges, Current, and Pulse Width.................................................... 3-20
3-6. D-ASIC PWM Signals........................................................................................... 3-29
4-1. Input A,B Frequency Measurement Accuracy Test .............................................. 4-9
4-2. Volts DC Measurement Verification Points ......................................................... 4-15
4-3. Volts AC Measurement Verification Points ......................................................... 4-16
4-4. Input A and B AC Input Coupling Verification Points ......................................... 4-17
4-5. Volts Peak Measurement Verification Points ....................................................... 4-18
4-6. Phase Measurement Verification Points ............................................................... 4-18
4-7. V DC and V AC High Voltage Verification Tests................................................ 4-20
4-8. Resistance Measurement Verification Points........................................................ 4-21
4-9. Capacitance Measurement Verification Points ..................................................... 4-23
5-1. HF Gain Calibration Points Fast ........................................................................... 5-8
5-2. HF Gain Calibration Points Slow.......................................................................... 5-9
5-3. Volt Gain Calibration Points <300V..................................................................... 5-12
5-4. Ohm Gain Calibration Points ................................................................................ 5-14
7-1. Starting Fault Finding............................................................................................ 7-4
8-1. Final Assembly Parts............................................................................................. 8-4
8-2. Main PCA Unit...................................................................................................... 8-6
8-3. Main PCA.............................................................................................................. 8-7
9-1. Parts Location Main PCA Side 1 .......................................................................... 9-4
9-2. Parts Location Main PCA Side 2 .......................................................................... 9-5
List of Tables
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