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Xi Advanced Electronics
6-12
Instruction Manual
IM-106-910Xi, Original Issue
November 2010
10. Connect the ribbon cable to the Power Supply board. A new ribbon
cable (7, Figure 6-1) is provided in the replacement kit and should be
used if the existing cable is damaged.
11. Connect the AC power plug to the Power Supply board.
12. Swing the Xi cover up and tighten the four mounting screws.
Xi Front Panel
Replacement
Use the procedure that follows to replace the front panel on the Xi.
Replacement kits with and without the CPU board are available. Use the
instructions that apply to the replacement kit you have.
Replacing Front Panel Assembly without CPU Board
1. Loosen the four screws securing the Xi cover. The screws are captive
and do not need to be completely removed.
2. Swing the Xi cover down to expose the inner components.
3. Disconnect the 14-pin ribbon cable going to the Power Supply board. A
new cable is supplied in the replacement kit and should be used if the
old one is damaged.
4. Disconnect the 10-pin ribbon cable(s) going to the I/O Board(s). One
new cable is supplied in the replacement kit and should be used if either
of the ribbon cables are damaged.
5. Remove the wire hinge from the right side of the Xi cover. A paper clip or
similar device can be inserted into the hole on the left side of the cover
to push the hinge out of the cover. A new hinge pin is supplied in the
replacement kit and should be used if the old one is damaged.
6. Position the new front panel assembly in place and reinstall the hinge
pin. Ensure the hinge pin is fully seated into the Xi cover.
7. The keypad window on the new front panel may be supplied with interior
and exterior protective membranes. Remove the protective membranes
prior to final assembly and use of the Xi enclosure.
8. Reconnect the 10-pin ribbon cable from the I/O Board.
9. Reconnect the 14-pin ribbon cable from the Power Supply Board.
10. Swing the Xi cover up in place and tighten the four screws.
11. If necessary, reconfigure the appearance of the main display. Refer to
Section 3: Configuration of Xi Electronics.
Disconnect and lock out power before working on any electrical components.
The new front panel assembly may be supplied with protective clear membranes over the
interior and exterior of the window. Failure to remove the exterior protective membrane may
cause the display to appear distorted. The membrane may be difficult or impossible to
remove after extended use at elevated temperatures.