Installation Note E4406-90278 13
Installation Procedure
4. Unplug the display flat flex cable (4) from the front panel interface board. To do this, you must
first pull up on both sides of the locking mechanism of the ribbon cable connector.
5. Using the T-10 driver, remove the 7 screws (1) that secure the front panel interface board (5) to
the front frame assembly.
6. Lift the front panel interface board from the front frame assembly.
7. Place the new front panel interface board into position in the front frame assembly. Mate the
connector with the connector in the keyboard.
8. Using the T-10 driver, replace the 7 screws that secure the board to the front frame. Torque to 9
inch pounds.
9. Plug the display flat flex cable (4) into the front panel interface board connector. Push down on
both sides of the locking mechanism.
NOTE It is recommended that you use a magnification device such as a lighted arm
magnifier when you connect the flat flex cable into the front panel. The metal
contacts on the flat flex cable must be correctly aligned with the front panel
interface board connector or the display will be unstable or intermittent.
10.Reconnect both of the 2-wire backlight cables.
11.Press the front panel knob (RPG knob) onto the control shaft.
12.Replace the front shield using the 11 screws that were removed earlier.