VOLTCRAFT PLUS DSO 4022 - Safety Instruction; Safety Symbols

TABLE OF CONTENTS
5
MAINTENANCE.............................................90
Vertical Resolution Calibration ..........................................90
Probe Compensation.........................................................91
FAQ...............................................................93
The input signal does not appear in the display. ................93
I want to remove some contents from the display..............93
The waveform does not update (frozen).............................93
The probe waveform is distorted.........................................94
Autoset does not catch the signal well................................94
I want to clean up the cluttered panel settings. ..................94
The saved display image is too dark on the background....94
The accuracy does not match the specifications.................94
The SD card slot does not accept my card..........................94
APPENDIX.....................................................95
Fuse Replacement .............................................................95
DSO-4000 Series Specifications.........................................96
Model-specific specifications...............................................96
Common specifications.......................................................97
Probe Specifications..........................................................99
DSO-4022/4042 Probe.........................................................99
DSO-4062/4102 Probe.........................................................99
Declaration of Conformity ...............................................100
INDEX .........................................................101
DSO-4000 User Manual
6
SAFETY INSTRUCTION
This chapter contains important safety instructions
that should be followed when operating and
storing the oscilloscope. Read the following before
any operation to ensure your safety and to keep
best condition for the oscilloscope.
Safety Symbols
These safety symbols may appear in this manual or on the
oscilloscope.
WARNING
Warning: Identifies conditions or practices that
could result in injury or loss of life.
CAUTION
Caution: Identifies conditions or practices that
could result in damage to the oscilloscope or to
other objects or property.
DANGER High Voltage
Attention: Refer to the Manual
Protective Conductor Terminal
Earth (Ground) Terminal