HP StorageWorks disk enclosure backplane replacement instructions (533479-001, March 2009)

7. Remove both I/O modules.
a. Pull the mounting latch down (1, Figure 4) and pull the modules
slightly out of the enclosure (2).
b. Position one hand under the I/O module, and with the other
hand, pull the module out of the enclosure.
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Figure 4 Removing an I/O module
8. Remove the top access cover.
a. Lift the access panel latch (1, Figure 5). The access panel will
slightly disengage from the enclosure.
b. Slide the access panel to the rear (2).
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Figure 5 Removing top access cover
9. Remove the power UID cable (1, Figure 6) and interconnect board
cable (2) where they attach to the midplane.
1
2
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Figure 6 Removing midplane cabling
10. Loosen the two midplane thumbscrews (1, Figure 7).
1
2
3
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Figure 7 Removing the midplane
11. Push the midplane toward the back of the unit to disengage it from
the backplane (2).
12. Tilt the midplane up and remove it from the enclosure (3).
13. Loosen the two thumbscrews on the backplane (1, Figure 8).
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Figure 8 Removing the backplane
14. Tilt the backplane up from the bottom and lift it out of the enclosure
(2).
Installing the backplane
1. Align the backplane mounting holes with the holes in the enclosure
and tighten the backplane thumbscrews.
2. Place the midplane in the enclosure, and carefully press the
midplane connectors into their mating backplane connectors.
3. With the midplane thumbscrew mounting holes aligned with the
holes in the enclosure chassis, tighten the midplane thumbscrews.
4. Reattach the power UID cable and interconnect board cable to the
midplane.
5. Reattach the top access panel.
6. Reinstall the I/O modules.
7. Reinstall the fan modules.
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