Figure 6.2 MegaRAID SCSI 320-2 Controller Layout
J4 J5
Internal High-Density | |
SCSI Connectors | J2 |
|
| J3 |
External
Very-High
Density
SCSI
Connectors
Channel 0 | Channel 1 |
DIMM Socket | J10 |
J17 J16
J18
6.2.4.1J2 SCSI Activity LED
J2 is a four-pin connector that attaches to a cable that connects to the hard disk LED mounted on the computer enclosure. The LED indicates data transfers (SCSI bus activity.)
6.2.4.2J3 Dirty Cache LED
J3 is a two-pin header for the dirty cache LED. This can be connected to an LED on the computer enclosure. The LED will be lit when data in the cache has not yet been written to the storage device.
6.2.4.3J4/J5 Termination Enable
J4 and J5 are three-pin headers that specify the type of SCSI termination for channel 0 and channel 1, respectively. Table 6.3 shows the jumper
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