Intel Raid Controller Srcu42X Headers And Connectors - Intel SRCU42X Hardware User's Manual

Table 3-1

Intel RAID Controller SRCU42X Headers and Connectors

Connector Description
J1 Termination Enable Channel 0
J2 Termination Enable Channel 1
J5 Internal SCSI Channel 0
Connector
J6 Internal SCSI Channel 1
Connector
J7 External SCSI Channel 0
Connector
J11 Onboard Cache LED
J12 BBU Daughter Card
J13 SCSI Activity LED
J14 External SCSI Channel 1
Connector
J17 Termination Power Enable
Channel 0
J18 Termination Power Enable
Channel 1
J19 Onboard BIOS Enable
U6 DIMM Socket
Overview
Type Comments
3-pin header Jumper on pins 1-2: Software uses
drive detection to control SCSI
3-pin header
termination (default: do not change).
Jumper on pins 2-3: Onboard SCSI
termination disabled.
No jumper: Onboard SCSI
termination enabled.
68-pin connector Internal high-density SCSI bus
connector.
68-pin connector
68-pin connector External very high-density SCSI bus
connector.
2-pin header LED glows when the onboard cache
contains data and a write from the
cache to the hard drives is pending.
40-pin header Connector for an optional back-up
battery pack.
2-pin header Connector for enclosure LED to
indicate data transfers. Connection
is optional.
68-pin connector External very high-density SCSI bus
connector.
2-pin header Jumpered: Intel Raid SRCU42X
supplies termination power.
No jumper: SCSI bus provides
2-pin header
termination power.
4-pin header No jumper: BIOS enabled (default)
(two rows of two Jumper on pins 2/4: BIOS disabled
pins each)
DIMM socket The Intel Raid SRCU42X supports
the following sizes of SDRAM: 32,
64, 128, 256, and 512 Mbytes, and
1 Gbyte.
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