Configuring
the Rear
Panel
Configuring the rear panel of the signal generator
consists of selecting the polarity of the retrace
blanking, bandswitch blanking, retrace penlift, and
video marker outputs.
Togo to the Configure Rear Panel menu from the
System Configuration menu, press Rear Panel . The
Configure Rear Panel Menu (below) is displayed.
Press Blanking +/–to select a +5V or –5V level for
the retrace and bandswitch blanking outputs. The
retrace blanking and bandswitch blanking signal
outputs are both available at the rear panel AUX
I/O connector.The display will reflect your selection.
Press Penlift to select normally-open (N/O) or nor-
mally-closed (N/C) contacts on the internal penlift
relay.The penlift relay output, optionally available
at the rear panel, is used to lift a plotter pen during
retrace.The display will reflect your selection.
Press Marker +/–to select a +5V or –5V level for
the video marker output when video markers are se-
lected ON. The video marker signal output is avail-
able at the rear panel AUX I/O connector.The
display will reflect your selection.
Press Previous Menu to return to the System Con-
figuration Menu display.
3-82 681XXC OM
LOCAL (FRONT SYSTEM
PANEL) OPERATION CONFIGURATION