Operation
Initiate
a Sweep by an
Event Count (Delay-by-Events)
1.
Press the MEASURE button.
2.
Select MORE from the menu.
3. Select DELAY-BY-EVENTS from the menu. The presently selected delay by
event options are indicated by underline cursors.
4.
The sweep that you wish to delay, either A Sweep (A SWP) or B Sweep (B
SWP), is selected by pressing either VERT MODE button
1
or 5.
The starting event, either the A Trigger (ATR-START) or the Word
Recognizer (WR-START), is selected by pressing VERT MODE button
2 or 6.
The event that is counted for the delay, either the B Trigger events (DLY-
BY-B) or the Word Recognizer event (DLY-BY-WR), is selected by pressing
VERT MODE button 3 or 7.
5. Press VERT MODE button 8 to exit the menu after making your selections.
VERT MODE button 4 (OFF) will turn off the delay-by-events function.
If B Sweep is delayed by events, the message "PULL SEC/DIV" appears until
the B Sweep is activated.
The display shows "A" or "B" to identify the sweep delayed, "DBE" to indicate
the Delay-by-Events function, and the number of events required to initiate the
sweep, for example:
A DBE 1234567
Change
the
Number
of
Events
1.
Turn off any competing function, such as At, so the Delay-by-Events
display appears on the right-hand side of the CRT.
2.
Turn the A REF OR DLY POS knob to underline a digit.
3. Turn the A knob to change the value of the digit.
Reset
the Number
of
Events
to One
1.
Turn the A REF OR DLY POS knob to underline the most significant
digit of the number.
2.
Turn the A knob counterclockwise until all digits are 0 except the
rightmost digit. The smallest value of the rightmost digit is 1.
Decrementing the most significant digit when it is 0 or incrementing a
digit when it and higher order digits are at maximum moves the underline
cursor to the right.
2-30
2465B/2455B/2445B Operators
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