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OCR Type A230
3.2
Keypad
3.2.1
Keypad
All operations and settings for the A220 Multichecker are carried out with a special
compact keypad.
(4)
(1)
(3)
(1) A button
The start and test button. When this button is pressed, images are taken in from
the camera, and an inspection is carried out.
(2) B button
The display image mode−switching button. This button is used to switch the
monitor display between Gray Scale Through, and Gray Scale Memory.
(3) C button
This button is used for mode−switching between the display/non−display of
menus, icons, checker patterns and so on, as well as for selecting menus, entering
numerals, canceling settings, and returning to previous menus.
(4) Cursor lever/ENTER button
This button is used to select menu items, and to draw or move the checker area.
When the centre is pressed, the key acts as the ENTER button, which is used to
confirm the item just selected from the menu, or the settings.
(2)
The type of the image that you switched to is displayed at the
bottom of the screen.
Refer to 3.3.2 Switching the Image Displayed on the Monitor
for details.
Camera A/Gray−Thru:
Camera A/Gray−Mem:
Camera A/Gray−NG:
Screens and Basic Operations
Camera B/Gray−Thru:
A
Camera B/Gray−Mem:
A
Camera B/Gray−NG:
N
A
3.2
Keypad
B
B
N
B
3 − 5
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