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Removing and replacing boards
User interface board
The user interface board provides the interface between the ColorPASS and the user.
The front of the UIB contains circuitry for the following:
•Activity lights (1 green and 1 red LED)
•Display window (LCD)
•Four line selection buttons
•Up and Down buttons
•Menu button
•Jewel lights
The UIB cable routes from a connector on the back of the user interface board to
connector J20 on the motherboard (see Figure 4-6 on page 4-12).
FIGURE 4-11 Diagram of the user interface board (front and back)
Back
Front
Line selection
button pads
User Interface Board
cable connector
Activity lights
(LEDs)
Display window
Up button pad
Menu button pad
Down button pad
Jewel lights