Specifications

Description of Front-Panel Areas
Table 2-1
HP 54645A Front-Panel Areas
Front-Panel Areas Functions Control Knobs
Display Shows waveforms, measurement results and instrument
configuration settings.
Softkeys Set up various options for each major function, varying
dynamically depending on the required function.
General Controls Include various measurement functions, configuration,
screen and measurement results, cursors, save/recall,
printing, and Autoscale functions.
Entry
VERTICAL
Channel Controls
and Signal Inputs
Move or rearrange scope channels, and turn them on or
off; set coupling, inversion, and probe factors; and
connect the acquisition system to the probes.
Volts/Div, Position (Channel 1)
Volts/Div, Position (Channel 2)
STORAGE
Keys
Control start and stop of acquisition, single trace,
persistent acquisition, and screen erasure.
HORIZONTAL
Controls
Adjust the time base, horizontal mode, and main and
delayed sweep functions.
Delay, Time/Div
TRIGGER
Controls and External
Input
Set up trigger mode and trigger conditions. Level, Holdoff
External Trigger
Input
Triggers the oscilloscope from external instruments or
non-viewable signals.
Brightness Control
(Display Intensity
Knob)
Adjusts display brightness. Display Intensity
Front-Panel Overview
Description of Front-Panel Areas
2-8