Tecnetics Alpha 2000 - Manual (Page 11)

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OPERATION and CONTROLS
While in DISCRIMINATION
mode, press and hold
the Pinpoint button to
actuate PINPOINT.
While in ALL-METALS
mode, press and hold
the Pinpoint button to
actuate GROUND GRAB.
Press MENU button
to select the
menu item you
want to adjust.
Press MODE button
to TOGGLE between
the Discrimination and
All-Metals modes.
POWER
ON/OFF
Press or Buttons
to CHANGE THE SETTING
of the active menu item.
The active menu item is
the Highlited line on the
left side of the display.
Press or Buttons
to CHANGE THE SETTING
of the active menu item.
The active menu item is
the Highlited line on the
left side of the display.
HOW TO WORK THE CONTROLS
POWERING UP
Press
• The detector always starts up with the DISCRIMINATION feature active.
Motion is required to detect metal.
• Sensitivity is at 70% of maximum
• All target categories are illuminated, meaning that all metal objects will
be detected.
OPERATION and CONTROLS
MENU SELECTIONS
1. DISC
Use and to increase or decrease DISCRIMINATION level.
Each time you press , a target category is eliminated from detection.
Elimination occurs from left to right. When a category description (for example
“IRON”) disappears from the display, then targets classified in that category
will not be detected.
Pressing reverses the discrimination process. With each press of
, a category description will reappear, indicating that targets
classified in that category will again be detected.
Discrimination is a cumulative elimination system. Targets can be eliminated
from left to right on the scale, with each additional press of
, resulting in
more objects being eliminated from detection.
2. NOTCH
Press until “NOTCH” is illuminated on the display.
Use and to notch target categories IN or OUT while the NOTCH line
is highlighted.
Whereas the discrimination feature eliminates all categories sequentially from
detection, the NOTCH control allows you to selectively include or exclude
target categories from detection.
With each press of or , the notched category moves across the
display screen. As you move the position of the notched category, you are
changing the detection status of the selected category.
• If a target category was previously eliminated (word not visible) then
notching that category will return it to detection.
• If a target category was previously retained (word is visible) then
notching that category will remove it from detection.
Only one target category at a time can be selected for notching. To notch
multiple categories in or out, press
again while NOTCH is
highlighted. Each subsequent press of allows you to set an additional
notch. Each time you press , followed by , the notch
program will begin by changing the status of the IRON segment.
At any time, the display screen indicates the current category notches or
discrimination settings. Any category whose description is not visible will not
be detected.