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3.1.1
Single-Channel Storage Adapter
Figure 3.1
MegaRAID 320-1 Layout
External
Very High-
J7
Density
68-Pin SCSI
Connector
J9
J10
Table 3.1
MegaRAID 320-1 Headers and Connectors
Connector Description
J1
Internal SCSI
Connector
J4
Onboard BIOS
Enable
J5
SCSI Activity LED
J7
External SCSI
Connector
J8
BBU Daughter Card
Connector
3-2
The MegaRAID 320-1 is a single-channel Ultra320 SCSI-to-PCI storage
adapter that supports one Ultra320 SCSI channel. The MegaRAID 320-1
SCSI channel interface is made through connectors J1 and J7. See
Figure 3.1
and
Table 3.1
and headers on the MegaRAID 320-1 storage adapter.
Internal High-Density
68-Pin SCSI Connector
J1
Type
68-pin
connector
2-pin header No jumper: BIOS enabled (default)
2-pin header Connector for enclosure LED to indicate data
68-pin
connector
40-pin
connector
MegaRAID 320 Storage Adapter Characteristics
Copyright © 2003 by LSI Logic Corporation. All rights reserved.
for information about the important connectors
J4
J5
Optional Backup
Comments
Internal high-density SCSI bus connector.
Jumpered: BIOS disabled
transfers. Connection is optional.
External very high-density SCSI bus connector.
Connector for optional Backup Battery Unit (BBU)
located on a daughter card.
J8
Battery Unit
Connector
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