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FatTwin F627R3-RTB+/R72B+ User's Manual
SAS/SATA Subsystem
The SCF424AS supports up to eight 3.5" hot-swap SAS/SATA drives in trays for
each node for a total of thirty-two (32) drives. These drives are hot-swappable
units and are connected to two backplanes (one for six and one for two HDD) that
provides power and control.
Note: The operating system you use must have RAID support to enable the hot-
swap capability of the drives. For more information, visit our Web site at: http://
www.supermicro.com.
Front Control Panel
SCF424AS-R1K28B chassis includes four front panels on the handles of the
chassis which control each of the systems. Each control panel on the FatTwin
F627R3-RTB+/R72B+ provides you with system monitoring and control for one
server node. LEDs indicate system power, HDD activity, network activity, system
overheat and power supply failure. A main power button and a system reset button
are also included.
I/O Ports
The SCF424AS is an proprietary form factor chassis designed to be used in a 4U
rackmount confi guration. The SCF424AS chassis provides a low-profi le add-on
card slot, a VGA port, two USB 2.0 ports, one IPMI Ethernet port and two gigabit
Ethernet ports per node.
Cooling System
The SCF424AS chassis accepts (two (2) 8-cm system fans per node, powered
from either backpane or the serverboards, for eight fans total. When one of the
motherboard nodes is removed, another motherboard will continue to operate the
fans.
Air Shrouds
The SCF424AS chassis requires mylar air shrouds for each node to direct the airfl ow
where cooling is needed. The air shroud will differ for different motherboards. If using
a motherboard which is not the default in the chassis, refer to the optional parts in
the Appendix of this manual, or the Supermicro Web site at www.supermicro.com
to puchase the proper air shroud.
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