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EonStor DS 3000 Series Hardware Manual
6. When fully inserted, close the front bezel, then turn the bezel lock to its lock position using a small-
sized flathead screwdriver.
4.1.3 Replacing the controller module
In replacing a controller in a dual-controller system, ensure that the replacement controller’s firmware
matches with the controller that you want to get replaced. The replacement provided to you has the
firmware version on the label of the packaging.
Use SANWatch to find out the firmware version of the present controller. From SANWatch GUI, go to
Storage Manager
>
Information
>
Enclosure View
.
WARNING!
DO NOT use the controller modules from different models. Each module has a unique ID
which is applied to the host port names. If you insist on using other models’ controller modules, you may
encounter SAN problems on multiple systems.
IMPORTANT!
When removing/installing a controller in a single-controller system, ensure that you shut
down you applications and the system.
NOTE:
Refer to SANWatch user manual for more details.
To replace the controller module:
1. From your system’s software, go to
Main Menu
>
System Functions
>
Shutdown controller
function to stop all I/O access to the system and the cached data are
distributed to the disk drives.
2. Shut down the system, switch off the power buttons, and unplug the power cords from the PSUs.
3. Disconnect all cables from the controller module that you want to be replaced.
4. Loosen the screws that secure the controller module’s ejection levers to the chassis.
Ejection lever
Ejection lever
Mounting hole
Mounting hole
