BNC 1420 - Video Microscope - Manual (Page 12)

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of the A D buttons.
Keypad In SITE mode, the four buttons will move the traverse in the
x and y directions. Pressing a button will start the traverse
motor at low speed, and after about two seconds motor speed
slowly ramp up to high speed. Pressing the button briefly
allows single stepping of the traverse.
Pressing the center button (Stop) will immediately stop any
traverse movement which may be in progress.
When in LIGHT mode, the up/down keys will
increase/decrease the intensity of those LED banks which
are selected by the A D buttons. One or more of the LED
banks can be controlled simultaneously.
Pressing the center button (Stop) with switch off all selected
LED banks.
Focus
up/down These buttons will move the focus motor up or down to
focus the image. The focus motor will start at slow speed
and then ramp up to high speed.
Lock
indicator The lock indicator LED on the front panel is green when the
SVM340 is in position.
The Lock indicator LED turns red when the SVM340 is in
motion, e.g. while the traverse is moving to a preset.