Getting Started
5. Ground terminal. Connect to earth ground when using battery
power. (See page 11, Operating S afely with Battery Power.)
6. CAL switch. For use by authorized service personnel only.
Communication Module Connectors
1. GPIB port. C onn ect to a co ntroller for remote programmability.
2. RS-232 port. Co nnect to a co ntroller or terminal for remote
programma bility or printing.
3. VGA port. Connect to a VGA monitor to display the screen image.
30 TDS3000C Series Oscilloscope User Manual