Manual
Table Of Contents
- SAFETY INSTRUCTIONS
 - GETTING STARTED
 - QUICK REFERENCE
- Menu Tree / Operation Shortcuts
- Convention
 - Acquire Key
 - Acquire Key - Segments
 - Autoset Key
 - CH1 ~ 4 Key
 - Cursor Key
 - Display Key
 - Help Key
 - Math Key
 - Measure Key
 - Hardcopy Key
 - Run/Stop Key
 - REF Key
 - Save/Recall Key
 - Test Key
 - Test Key – Go-NoGo
 - Trigger Type Menu
 - Trigger Edge Menu
 - Trigger Delay Menu
 - Trigger Pulse Width Menu
 - Trigger Video Menu
 - Trigger Pulse Runt Menu
 - Trigger Rise & Fall Menu
 - Trigger Timeout Menu
 - Utility Key
 - Utility Key – I/O
 - Utility Key – File Utilities
 - Utility Key – Wave Generator - Demo Outputs
 - Search - Edge
 - Search – Pulse Width
 - Search - Runt
 - Search – Rise/Fall Time
 - Zoom Key
 - Option Key
 
 - Default Settings
 - Built-in Help
 
 - Menu Tree / Operation Shortcuts
 - MEASUREMENT
 - CONFIGURATION
 - OPTIONAL SOFTWARE and APPS.
 - SAVE/RECALL
 - FILE UTILITIES
 - HARDCOPY KEY
 - REMOTE CONTROL CONFIG
 - MAINTENANCE
 - FAQ
- I connected the signal but it does not appear on the display.
 - I want to remove the (Measurement result / FFT result / Help contents) from the display.
 - The waveform does not update (frozen).
 - The probe waveform is distorted.
 - Autoset does not catch the signal well.
 - I can’t save files to the internal memory.
 - The display image printout is too dark on the background.
 - The date and time settings are not correct.
 - The accuracy does not match the specification.
 
 - APPENDIX
 - INDEX
 
    GDS-2000A Series User Manual 
132 
Select Waveform Update Mode 
Background 
The display update mode is switched 
automatically or manually according to the 
timebase and trigger. 
Normal 
Updates the whole displayed waveform at 
once. Automatically selected when the 
timebase (sampling rate) is fast. 
Timebase 
≤50ms/div  
Trigger 
all modes 
Roll Mode 
Updates and moves the waveform 
gradually from the right side of the 
display to the left. Automatically selected 
when the timebase (sampling rate) is slow. 
Timebase 
≥100ms/div 
Trigger 
all modes 
Roll mode
Select Roll Mode 
Manually 
1.  Press the Trigger Menu key. 
Menu
2.  Press Mode from the bottom menu 
and select Auto (Untriggered Roll) 
from the side menu. 










