HP StreamSmart 410 User Manual page 18

Zoom, Pan and Trace are radio button toggles that work in conjunction with the
direction keys (
W
status indicated by a small square after the function name. For example, TRACqqq!
means the tracer is active and the direction keys will be used to trace the selected
stream or jump to another stream. Table 2-3 describes how the direction keys are
used for each of these functions.
Table 2-3 Functions controlled by the direction keys
Menu Key
@ZOOM!
@ZOOM!!
%PAN$
%PAN$
!TRACE
!TRACE
15
, , , and
X Z Y
Description
• Use these keys to zoom in or out horizontally
• If you are actively streaming data, these keys speed up
ZY
the stream or slow it down
• If streaming has stopped, trace to data of interest and
then switch to Zoom to zoom in or out on the tracer
coordinates. The tracer location stays fixed.
• Press
effectively decreasing the amount of time represented
by the width of the display
• Press
position, effectively increasing the amount of time
represented by the width of the display
• Zoom in/out vertically on the current selected data
stream
W
• Press
X
• The center of the display stays fixed
• Decreases/increases the vertical scale, in sensor units,
of the current, selected stream
• Move all stream(s) left and right in the display
• The screen display is a fixed window that moves back
ZY
and forth along the stream(s)
• Move the current, selected stream up and down in the
display
W
• Useful to separate or superimpose the streams for
X
viewing purposes
• Moves left or right from pixel to pixel in the current,
selected data stream
ZY
• Displays timestamp and sensor data
• Moves the tracer from one stream to another
• Press
W
increasing numerical order
X
• Press
numerical order
). Only one function is active at a time, its active
Y
to zoom in horizontally on the tracer position,
Z to zoom out horizontally on the tracer
W
to zoom in and press
X
to move from channel to channel in
W
to move through the channels in decreasing
Streaming Experiments
X
to zoom out