Adding and Removing Components 3-7
! Push downward on the ejector button to lock the drive in place. See
Figure 3-3.
Figure 3-3. Locking the Ejector Button
9. Install and lock the front bezel.
10. Close the front door on the system rack.
Replacing a Controller Module
If a controller is defective, the SERVICE LED on the disk array unit front panel
lights orange (see Figure 1-7). In addition, the FAULT LED on the controller
lights orange (see Figure 1-10, J1). The defective controller may be replaced
with the power of the disk array unit remaining ON.
Replacement Procedure
1. Identify the defective controller module. The FAULT LED on the controller
rear panel lights orange.
2. Disconnect the host and disk enclosure (if applicable) cables connected to
the controller.
3. Loosen a screw securing the ejector of the controller module to the chassis.
See Figure 3-4.
Figure 3-4. Loosening the Controller Ejector Screw.
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