Appendix D: Factory Initialization Settings
D–4 TDS 684A, TDS 744A, & TDS 784A User Manual
Table D–1: Factory Initialization Defaults (Cont.)
Control Changed by Factory Init to
Logic trigger triggers when ...
(pattern and state) Goes TRUE
Main trigger holdoff time Default Holdoff Selected: 5 horizontal
divisions
Holdoff Mode Selected: 250 ns
Main trigger holdoff mode Default Holdoff
Main trigger mode Auto
Main trigger type Edge
Math1 definition Ch 1 + Ch 2
Math1 extended processing No extended processing
Math2 definition FFT of Ch 1
Math2 extended processing No extended processing
Math3 definition Inv of Ch 1
Math3 extended processing No extended processing
Measure Delay to Channel 1 (Ch1)
Measure Delay edges Both rising and forward searching
Measure Gating Off
Measure High-Low Setup Histogram
Measure High Ref 90% and 0 V (units)
Measure Low Ref 10% and 0 V (units)
Measure Mid Ref 50% and 0 V (units)
Measure Mid2 Ref 50% and 0 V (units)
Pulse glitch filter state On (Accept glitch)
Pulse glitch trigger polarity Positive
Pulse glitch width 2.0 ns
Pulse runt high threshold 1.2 V
Pulse runt low threshold 0.8 V
Pulse runt trigger polarity Positive
Pulse runt width 2.0 ns
Pulse runt triggers when ... Occurs
Pulse slew rate Delta Time 2.0 ns
Pulse slew rate polarity Positive