45 Installation and Service Guide: Printer Controller EB-34
Replacing Parts
The UIB cable is routed from a connector on the User Interface Board to a USB connector on the motherboard (see
Figure 19 on page 49).
Figure 15: Diagram of the User Interface Board (front and back)
To remove the User Interface Board
1 Shut down and open the EB-34 (see pages 38).
To access the User Interface Board, you must remove the side, top, and front panels.
2 Detach the UIB cable from the connector on the top of the UIB.
Detach the UIB cable by grasping the cable connector. Avoid pulling on the cable.
3 Remove the four screws that secure the UIB to the mount on the top panel.
AFront BBack
1 Up button pad 4 Display window 7 UIB cable connector
2 Menu button pad 5 Line selection button pads
3 Down button pad 6 Activity lights (LEDs)