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3-6 Ultra160 SCSI to PCI Host Adapter Characteristics
3.2.4 LSI22915A Host Adapter
The LSI22915A PCI to Dual Channel Ultra160 SCSI Host Adapter
(Figure 3.4) provides two separate Ultra160 SCSI channels. Both
channel A and channel B of the LSI22915A support LVD and SE as a
SCSI solution for your computer. The SCSI interface is made through
connector J1 or J3 for channel A and J4 or J7 for channel B.
The LSI22915A has these features:
• Two separate Ultra160 SCSI channels
• Four connectors
– Two external 68-pin VHDCI connections
– Two internal 68-pin high density connections
• LVD/SE termination for both channels
Figure 3.4 LSI22915A Mechanical Drawing
LSI53C1010
J4 Channel B
HDR1
Ultra160 SCSI LVD/SE
J3 Channel A
J6 - PCI
Ultra160 SCSI LVD/SE
J7
Ultra160 SCSI LVD/SE
Channel A
Note:
• J6: PCI 64-bit, universal type board edge connector.
• J3 and J4: 68-pin high density shielded right-angle internal connectors.
• J1 and J7: 68-pin VHDCI shielded right-angle external connector.
• HDR1 and HDR2: Remote Activity Indicator Connection for channel A and channel B.
• HDR3 and HDR5: Disable Termination for channel A and channel B
• Subsystem Vendor ID is 1000; Subsystem ID is 1010.
• Refer to Figure 3.5 (ITI6200U3LP) for LVD Status Indicator information.
J1
Channel B
Ultra160 SCSI LVD/SE
HDR2
Activity
LED
HDR5
B
A
HDR3