UNI-T UTD1000L Series

4.23 SELECTING AC COUPLING 28
4.24 INVERTING THE WAVEFORM DISPLAY 29
4.25 AUTOSET FOR SIGNALS WITH DC OFFSET 30
CHAPTER 5 USING THE MULTIMETER 32
5.1 ABOUT THE CHAPTER 32
5.2 CONNECTIONS TO THE MULTIMETER 32
5.3 DISPLAY INDICATORS 32
5.4 MAKING MULTIMETER MEASUREMENTS 32
5.4.1 Measuring Resistance 32
5.4.2 Testing Diodes 33
5.4.3 Testing for Continuity 33
5.4.4 Measuring Capacitance 34
5.4.5 Measuring DC Voltage 34
5.4.6 Measuring AC Voltage 35
5.4.7 Measuring DC Current with UTD1000CL 35
5.4.8 Measuring AC Current with UTD1000CL 37
5.4.9 Measuring DC Current with UTD1000DL 38
5.4.10 Measuring AC Current with UTD1000DL 41
5.5 DATA HOLD 44
5.6 MAKING RELATIVE MEASUREMENT 44
5.7 SELECTING MANUAL/AUTO RANGING 45
CHAPTER 6 USING THE OSCILLOSCOPE IN DETAILS 47
6.1 ABOUT THE CHAPTER 47
6.2 SETTING VERTICAL SYSTEM 47
6.2.1 UTD1000L Channel Setup 47
6.3 SETTING HORIZONTAL SYSTEM 49
6.3.1 Changing Timebase 49
6.3.2 Moving Waveforms Horizontally 49
6.3.3 Zooming in/out Waveforms 50
6.3.4 Adjusting Trigger Hold-Off 50
6.4 SETTING TRIGGER SYSTEM 51
6.4.1 Common Setting 52
6.4.2 Edge Trigger 53
6.4.3 Pulse Width Trigger 54
6.4.4 Video Trigger 55
6.4.5 Slope Trigger 55
6.6 SETTING THE DISPLAY 58
6.7 SETTING AUTO MEASUREMENTS 59
6.8 RECORDING AND STORAGE 64
6.8.1 Recording 64
6.8.2 Storage 67
6.8.3 Recalling 69
6.9 MAKING CURSOR MEASUREMENTS 70
6.10 INTERFACE SETUP 71
6.11 UTILITY SETUP 72
6.12 EXECUTING MATHEMATIC FUNCTIONS 73
6.13 AUTOSET 76
CHAPTER 7 TROUBLESHOOTING 77
7.1 THE OSCILLOSCOPE CANNOT POWER ON: 77
7.2 THE OSCILLOSCOPE TURNS OFF A FEW SECONDS LATER AFTER POWERED ON: 77
7.3 MEASURING VOLTAGE AMPLITUDE IS 10 TIMES LARGER OR SMALLER THAN EXACT VALUE: 77
7.4 NO WAVEFORM DISPLAYS AFTER ACQUIRING SIGNALS: 77
7.5 THE WAVEFORM DOES NOT DISPLAY STEADILY: 77
7.6. THERE IS NO DISPLAY AFTER PRESSING DOWN RUN/STOP BUTTON: 77
7.7 THE DISPLAY SLOWS DOWN AFTER HAVING APPLIED AVG MODE FOR A WHILE: 77
7.8 THE WAVEFORM DISPLAY HAS A STAIR-STEPPING SHAPE: 77
4 UTD1000L User Manual