Maintain ASA C400 hardware
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PDFs
For the ASA C400 storage system, you can perform maintenance procedures on the following components.
Boot media
The boot media stores a primary and secondary set of boot image files that the system uses when it boots.
Chassis
The chassis is the physical enclosure housing all the controller components such as the controller/CPU unit, power supply, and I/O.
Controller
A controller consists of a board, firmware, and software. It controls the drives and implements the ONTAP functions.
DIMM
You must replace a DIMM (dual in-line memory module) when a memory mismatch is present, or you have a failed DIMM.
Fan
The fan cools the controller.
NVDIMM battery
A NVDIMM battery is responsible for maintaining power to the NVDIMM module.
NVDIMM
The NVDIMM (non-volatile dual in-line memory module) manages the data transfer from the volatile memory to the non-volatile storage, and maintains data integrity in the event of a power loss or system shutdown.
PCIe or Mezzanine card
A PCIe (peripheral component interconnect express) card is an expansion card that plugs into the PCIe slot on the motherboard.
A Mezzanine card is an expansion card that is designed to be inserted into a specialized slot on the motherboard.
Power supply
A power supply provides a redundant power source in a controller shelf.
Real time clock battery
A real time clock battery preserves system date and time information if the power is off.