Infortrend S12 Series Hardware Manual page 144

EonStor / EonStor DS S12/S16/S24 Series
Before you replace the controller(s), export and save the NVRAM data using the
LCD panel, follow the illustration below:
RAID model No.
Ent
Ready
Export NVRAM
in pr ogress
Export NVRAM
is complete
Legend
Ent: Press the Enter (Ent) button.
Ent: Press and hold the Enter (Ent) button for 2 seconds.
: Press the up and down arrow to scroll to the menu you are af
---->
1. Prepare a clean, static-free work pad or container to place the controller.
2. (Replacing single controller models or both controllers simultaneously)
Shut the system down. Stop all I/O access to the system and make sure all
cached writes have been distributed to disk drives using firmware's Main Menu
-> System Functions > Shutdown controller function.
turn off the power switches and unplug the power cords from PSUs
3. Disconnect all cables that are connected to the controller module.
View and E dit
Logical D rives
Export NVRAM to
Ent
reserve space
144
System
Ent
Functions
Export NVRAM to
Ent
reserve space
Power off the system
Mute Beeper
Controller
Maintenance
ter.
and