Filter
Top Products
Appendix D: Factory Initialization Settings
TDS 620A, 640A & 644A User Manual
AĆ27
TableĂAĆ5:ăFactory Initialization Defaults (Cont.)
Control Changed by Factory Init to
Pulse trigger class Glitch
Pulse glitch filter state On (Accept glitch)
Pulse glitch width 2.0 ns
Pulse trigger level 0.0 V
Pulse trigger source
(Glitch, runt, and width)
Channel 1 (Ch1)
Pulse width trigger when ... Within limits
Pulse width upper limit 2.0 ns
Pulse width lower limit 2.0 ns
Pulse width trigger polarity Positive
Repetitive signal On
RSĆ232 parameters No change
Saved setups No change
Saved waveforms No change
Stop after R/S button
Vertical bandwidth (all channels) Full
Vertical coupling (all channels) DC
Vertical impedance (termination)
(all channels)
1MW
Vertical offset (all channels) 0V
Vertical position (all channels) 0 divs.
Vertical volts/division (all channels) 100 mV/division
Zoom horizontal (all channels) 1.0X
Zoom horizontal lock All
Zoom horizontal position
(all channels)
50% = 0.5 (the middle of the
display)
Zoom state Off
Zoom vertical (all channels) 1.0X
Zoom vertical position (all channels) 0 divisions