Procedure 1 stop the system using the system poweroff

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Procedure 1. Stop the system using the system poweroff command to allow the proper shut down of the file system and other system components. Note The system poweroff command completes when the front panel blue LED turns off. For help connecting to a system using a laptop computer and terminal emulator, see the document FE Toolkit Inventory and Common Procedures for FRU Tasks at . 2. Label each of the cables as to their connection location. Taking a photograph for reference is also helpful for re-connecting the cables. 3. Disconnect the power and data cables from the rear of the storage processor. 4. On the storage processor extractors, push up on the release buttons (1), and rotate the storage processor extractors downward until they come to a complete stop (2). The storage processor will be extracted approximately 1-inch from the chassis. Field Replaceable Units 14 Data Domain DD6300, DD6800, and DD9300 Field Replacement Unit Guide Page 19 of 80
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5. Grasp the storage processor and firmly pull it from the chassis. 6. Press the locking tabs inward to release the fan from its mounting location. Firmly pull the fan straight up and remove it from the SP. Field Replaceable Units Removing a fan 15 Page 20 of 80
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Replacing a fan This procedure describes how to replace a fan. Procedure 1. Press the fan locking tabs inward and hold them in this position. 2. With the locking tabs held inward, push the fan into its mounting location and release the locking tabs. 3. Slide the storage processor into the chassis as far as it will go (1). Field Replaceable Units 16 Data Domain DD6300, DD6800, and DD9300 Field Replacement Unit Guide Page 21 of 80
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4. Rotate the storage processor extraction levers upwards until the storage processor retracts fully into place and the storage processor extractors snap into place (2). Note The extractors snapping into place is not guaranteed. Press the release buttons, and then swing the extractors into place. Then, let go the release buttons. If testing when the SP is fully seated, attempt to swing out the extractors without releasing them. Verify the fans Procedure 1. Enter the enclosure show fans command to check the status of the enclosure fans. # enclosure show fans 1 Enclosure Description Level Status --------- ----------- ------ ------ 1 FAN 0A medium OK FAN 0B medium OK FAN 1A medium OK FAN 1B medium OK FAN 2A medium OK FAN 2B medium OK FAN 3A medium OK FAN 3B medium OK FAN 4A medium OK Field Replaceable Units Verify the fans 17 Page 22 of 80
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FAN 4B medium OK FAN 5A medium OK FAN 5B medium OK --------- ----------- ------ ------ Check the Status column to confirm that all of the fans in Enclosure 1 are OK. 2. Enter the alerts show current command and confirm that the system has cleared the alert for the failed fan. It may take one to two minutes after the fan replacement before the system clears the alert.
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