Rail Adjustment Screws; Raid Controller Removal - IBM TotalStorage DS4300 Installation, User's, And Maintenance Manual

Figure 10. Rail adjustment screws
4. To remove a RAID controller, push down on the latch centered on the controller;
Figure 11. RAID controller removal
5. To remove a hot-swap fan, slide the latch on the fan to unlock it; then pull the
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IBM TotalStorage DS4300 Fibre Channel Storage Subsystem: Installation, User's, and Maintenance Guide
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then, grasp the pull-rings on the levers and pull them to remove the RAID
controller and set it aside for later installation.
If you have a second RAID controller, repeat this step for the second controller.
Attention: Observe ESD procedures when removing CRUs from the DS4300
storage subsystem. See the storage subsystem documentation for handling
guidelines before removing any ESD-sensitive devices.
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handle and remove the fan from the storage subsystem.
Repeat this step for the other fan and set both fans aside for later installation.