Replacing The Support Rails - IBM Storwize V7000 Troubleshooting And Maintenance Manual

To replace a control enclosure, perform the following steps:
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4 1. Shut down the I/O activity to the enclosure, which includes host access, FlashCopy, Metro Mirror
4 and Global Mirror access.
2. Turn off the power to the enclosure using the switches on the power supply units.
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3. Record which data cables are plugged into the specific ports. The cables must be inserted back into
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4 the same ports after the replacement is complete; otherwise, the system cannot function properly.
4 4. Disconnect the cable retention brackets and the power cords from the power supply units.
5. Disconnect the data cables for each canister.
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6. Remove the power supply units from the enclosure.
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7. Remove the canisters from the enclosure.
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4 8. Remove all the drives and blank drive assemblies from the enclosure. Record the location for each
4 drive. They must be inserted back into the same location in the new enclosure.
9. Remove both enclosure end caps from the enclosure. Keep the left end cap because it is used again.
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10. Remove the clamping screws that attached the enclosure to the rack cabinet.
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11. Remove the enclosure chassis from the front of the rack cabinet and take the chassis to a work area.
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4 12. Install the new enclosure chassis in the rack cabinet.
4 13. Remove the end caps from the new enclosure and install the clamping screws that attach the
enclosure to the rack cabinet.
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14. Replace the end caps. Use the new right end cap and use the left end cap that you removed in step
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4 9.
4 Using the left end cap that you removed preserves the model and serial number identification.
15. Reinstall the drives in the new enclosure. The drives must be inserted back into the same location
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from which they were removed on the old enclosure.
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4 16. Reinstall the canisters in the enclosure.
4 17. Install the power supply units.
18. Reattach the data cables to each canister using the information that you recorded previously.
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4 Note: The cables must be inserted back into the same ports from which they were removed on the
old enclosure; otherwise, the system cannot function properly.
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19. Attach the power cords and the cable retention brackets to the power supply units.
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20. Write the old enclosure machine type and model (MTM) and serial number on the repair
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4 identification (RID) tag that is supplied. Attach the tag to the left flange at the back of the enclosure.
4 21. Turn on the power to the enclosure using the switches on the power supply units.
4 The system records an error that indicates that an enclosure FRU replacement was detected. Go to the
management GUI to use the fix procedure to change the machine type and model and serial number in
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the expansion enclosure.
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Replacing the support rails

This topic describes how to replace the support rails.
Perform the following steps to replace the support rails:
1. Remove the enclosure.
2. Record the location of the rail assembly in the rack cabinet.
3. Working from the back of the rack cabinet, remove the clamping screw 1 from the rail assembly on
both sides of the rack cabinet.
Chapter 8. Removing and replacing parts
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