User 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
22
External Trigger
Input
EXT TRIG
Accepts external trigger signals
(page 144).
Input impedance: 1MΩ
Voltage input: ±15V(peak), EXT
trigger capacitance:16pF.
Math Key
M
MATH
Use the math key to set and
configure math functions.
Reference Key
R
REF
Press the Reference key to set or
remove reference waveforms.
BUS Key
B
BUS
The Bus key is used for parallel
and serial bus (UART, I
2
C and SPI)
configuration. Serial bus and
parallel bus functionality is
included with the Logic Analyzer
options (DS2-8LA/DS2-16LA).
Channel Inputs
CH1
Accepts input signals.
Input impedance: 1MΩ.
USB Host Port
Demo
TypeA, 1.1/2.0 compatible. Used
for data transfer.
Ground Terminal
Demo
Accepts the DUT ground lead for
common ground.