1-9EonStor DS 3000 Series Hardware Manual
1.4 Rear panel components
This section describes the components of DS 3000 system’s rear panel components.
1.4.1 Controller module interface
The I/O interfaces of the controller module allow you to connect to other devices and the LEDs allow you
to know the status of your controller.
Number Part
Host ports
Controller status LED
SAS expansion port/s
Restore Default button
Restore Default LED
Ethernet management port
Super capacitor
USB service port
Mini USB port (console)
WARNING! You can only remove the controller when you already have the replacement. The EonStor
controller is built of sensitive components. Unnecessary tampering may damage the controller.
NOTE: For more information about super capacitor, see section
1.4.4 Super capacitor and ash backup module.