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Chapter 7 FRU/CRU Replacement Procedures 7-45
Caution – Potential data loss or degraded performance. To prevent data loss or
damage to a cable, do not twist, fold, pinch, or step on a fibre optic cable, and do not
bend a cable tighter than a 2-inch radius.
Caution – Potential data loss. Removing an SFP transceiver that has not failed can
cause data loss. To prevent data loss, remove only the component that has a Fault
light on or a failed status in the storage management software.
7. Disconnect the interface cable from the SFP transceiver.
8. Remove the failed SFP transceiver from the controller.
9. Install the new SFP transceiver into the controller.
10. Reconnect the interface cable.
11. Check the Bypass and Fault lights for the new SFP transceiver.
FIGURE 7-24 Replacing an SFP Transceiver
12. Choose one of the following steps, based on the status of the Bypass and Fault
lights.
■ Bypass light or Fault light is illuminated -The SFP transceiver and cables maybe
installed incorrectly, or the cable may not be securely connected. Reinstall the SFP
transceiver and cable, check the cable connection, and then go to step 13.
■ Bypass light and Fault light are off - Go to step 14.
13. Is the problem corrected?