User Manual
Getting Started 
20 
11. TRIGGER controls 
12. (for models 2540B/2542B) Shortcut buttons & Local 
key (Alternate function of COUNTER button; used to 
set unit to local mode when in remote mode) 
(for models 2540B-GEN/2542B-GEN) Function keys 
to setup arbitrary waveform generator:  
MENU / GRAPH button 
FREQ / CAPTURE button 
AMPL / LOCAL button 
ON/OFF button 
13. HORIZONTAL controls 
14. EXT TRIG BNC terminal 
(For models 2540B-GEN/2542B-GEN) EXT TRIG and 
MOD OUT BNC terminal 
15. Channel 2 BNC input 
16. VERTICAL controls 
17. Channel 1 BNC input 
18. FUNCTION buttons (for soft panel menu) 
19. PRINT button 
20. Probe compensation terminal 
21. USB host interface (supports most USB flash drives) 
22. Tilt feet (bottom) 
23. (For models 2540B-GEN/2542B-GEN only) GEN 
OUT BNC terminal 










