Chapter 7,
Operating Panel Options
The operating panel can be customized by:
• Adjusting the contrast of the LCD screen.
• Labeling the keypad keys.
Adjusting the LCD Screen Contrast
To adjust the screen contrast:
1. Locate the LCD Contrast control on the top of the controller, shown
in FIGURE 2-4.
2. Using a flat-bladed screwdriver, turn the control in either direction
to change the screen contrast.
Labeling Keys
• Most controller keys can be labeled:
1. Before mounting the controller, insert keypad slides into the
slots under the cover of the operating panel.
• Keypad slides are strips of plastic cut to fit under specific
groups of keys.
2. Write/print text onto a slide and insert in the appropriate slot.
• Text should be visible through the operating
panel covering.
• A special slide is provided to allow the user to display a
picture (e.g., company logo or a system symbol).
• Slides cannot be inserted under the following keys:
• directional arrow keys
• ESC key
• <i > key.
7-1
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