2Front Panel and Displays Overview
22 Agilent U1602B/U1604B User’s and Service Guide
14 Horizontal Scale Use this button to change the time per
horizontal division (time/div) on the display. Pressing the right of the
button (ns) zooms down the time/div and pressing the left of the button
(ns) zooms up the time/div.
15 Vertical Scale Use this button to scale up or down the vertical
sensitivity (gain) in voltage per vertical division (volt/div) of the
channel. Pressing the upper button (mV) will scale down the sensitivity
and pressing the lower button (V) will scale up the vertical sensitivity.
There are two buttons for each channel’s adjustment.
16 Rotary Switch This rotary switch is activated only in oscilloscope mode
for adjustment of the following functions:
• Channel’s reference ground position
• Delay trigger time reference
• Edge trigger level
• Pulse trigger level and condition
• Pattern trigger level and condition
• Video trigger line
• Auto measurement parameter selection
• Zoom window
• Cursor move
• LCD display contrast
• Average number selection in Acquisition mode
• Date and time setting
17 The Quick Help is a built- in function in the instrument. It provides
help for each front panel and softkey. To view the quick help for each
function, press button. Turn the rotary switch clockwise to go to
the next page.
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