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F-3Appendix
Removing the DCU PCBA
After
removing the side panel, the card cage
can be accessed. T
o remove the DCU PCBA from
the
card cage, perform the following instructions and refer to Figure F-2.
1. To remove the card cage access panel (A), loosen (but do not remove) the two hex head
screws
(B) on the bottom of the card cage and lift the panel up and off.
2. L
ocate the DCU PCBA (C); the names of the PCBAs are printed on the card cage.
3. Snap out the top and bottom ejector levers (D) to release the PCBA from the edge conĆ
nector.
4. Gently
slide the PCBA out of the card cage.
5.
Make or verify the required jumper configuration change(s) (T
able F-1).
6.
Align the PCBA with its slot and gently slide it back into the card cage.
7. Press the ejection levers gently into position to secure the PCBA into the back-plane
edge
connectors.
- CAUTION -
Never
force the
PCBA into position. F
orcing a PCBA into position can damage com
Ć
ponents
or break the PCBA
. R
ealign and reinstall the PCBA if it does not smoothly
slide into position.
- VORSICHT -
Keine Gewalt beim Einsetzen der Platine anwenden. Gewaltanwendung kann
Bauteile zerstören oder den Bruch der Platine bewirken. Falls erforderlich Platine
herausziehen und erneut einsetzen.
8. Slide the card cage access panel down into position; secure it by tightening the two hex
head
screws on the bottom of the card cage.
9. R
eplace the side panel on the mounting studs.
10.
Install the two screws and washers securing the side panel at each top corner.
11.
Close the printer cover.
12.
Connect the A
C power source.