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MUX Board:
Shown below, controller A
(1)
and controller B
(2)
is connected to the backplane
(3)
. With a
MUX board
(4)
paired to the hard drive
(5)
, data signals is able to switch between
controllers A and B signal ports (indicated by the blue arrow / dotted line).
Under normal circumstances, controller B signal port is in standby mode
(6)
.
MUX Kit Port Selector Mechanism
SAS Interface
The SAS interface features a dual-ported connectivity with pins on both sides of its
connector that include SAS primary links
(1)
, power link
(2)
and underneath it, the SAS
secondary links
(3)
. The SATA drives have only one port that includes the SATA physical
links
(4)
and the power link
(5)
. The MUX-enabled drive trays must be separately purchased
and applied.
Dual-ported SAS and Single-port SATA Connectors
1
2
2
1
3
4
5
5
6
