PS 4000 Gen2 Series Hardware Manual
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1.4
Rear Panel Components
This section describes the rear panel components of GS 3000/4000 Gen2 Series systems.
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
CBM (Cache Backup Module)
Host Board Ports
Controller Status LEDs
SAS Expansion Ports
USB 3.0 Port
Mini USB Connector (Console)
Onboard Host Ports
Restore Default Button
Restore Default LED
Ethernet Management Port
WARNING!
The PS 4000 Series controller module is built of sensitive and non-replaceable
components. You can only replace the controller module when you already have the replacement.
Unnecessary tampering may damage the controller.
NOTES:
• The host boards are add-on components.
• The Ethernet management port supports 100 Mbps and 1 Gbps speeds.
• Whenever an onboard host port cable is not plugged in, insert the dust cap bundled in the package.
• For more information about CBM, see section
1.4.4 Super Capacitor and Flash Backup Module
.
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