3-2
MegaRAID 320 Storage Adapter Characteristics
Copyright © 2003 by LSI Logic Corporation. All rights reserved.
3.1.1
Single-Channel Storage Adapter
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
for information about the important connectors
and headers on the MegaRAID 320-1 storage adapter.
Figure 3.1
MegaRAID 320-1 Layout
J9
J4
J5
J7
J10
Optional Backup
Battery Unit
Connector
Internal High-Density
68-Pin SCSI Connector
External
Very High-
Density
68-Pin SCSI
Connector
J1
J8
Table 3.1
MegaRAID 320-1 Headers and Connectors
Connector
Description
Type
Comments
J1
Internal SCSI Connector
68-pin
connector
Internal high-density SCSI bus connector.
J4
Onboard BIOS Enable
2-pin header
No jumper: BIOS enabled (default)
Jumpered: BIOS disabled
J5
SCSI Activity LED
2-pin header
Connector for enclosure LED to indicate
data transfers. Connection is optional.
J7
External SCSI Connector
68-pin
connector
External very high-density SCSI bus
connector.
J8
BBU Daughter Card
Connector
40-pin
connector
Connector for optional Backup Battery Unit
(BBU) located on a daughter card.
Summary of Contents for MegaRAID 320
Page 1: ...User s Guide reliability English 2 MegaRAID 320 Storage Adapters ...
Page 4: ...iv Copyright 2003 by LSI Logic Corporation All rights reserved ...
Page 10: ...x Preface Copyright 2003 by LSI Logic Corporation All rights reserved ...
Page 14: ...xiv Copyright 2003 by LSI Logic Corporation All rights reserved ...
Page 16: ...xvi Copyright 2003 by LSI Logic Corporation All rights reserved ...