Adaptec 2100S - SCSI RAID Controller, Быстрый старт, Страница: 16 / 40

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Ultra2 and Ultra160 SCSI
SCSI RAID Ultra2 or Ultra160 SCSI buses support both LVD and
single-ended devices, which can be mixed on the SCSI bus. However,
connecting a single-ended device to an Ultra2 or Ultra160 bus forces
the entire bus to run in single-ended mode with a maximum speed of
20 MHz.
Do not connect older High Voltage Differential SCSI devices to a Low
Voltage Differential SCSI bus. They can damage the LVD hardware.
Installing the Controller
1
Connect the computer’s disk activity LED cable to connector P6 on
the controller. See the appropriate
SCSI RAID Installation Guide for
the location of this connector.
2
Pins 1 and 3 of P6 are connected to +5 V and Pins 2 and 4 are
connected to GND. Ensure that the positive lead of the LED cable
(usually a red wire or marked with a red stripe) is attached to Pin 1
or 3 and the negative lead (usually a black wire) is attached to Pin 2
or 4.
3
If you are using an internal SCSI cable, connect this cable to the
controller.
4
Install the controller in an available 32- or 64-bit PCI bus slot and
secure the controller bracket to the host system cabinet with the
screw provided. In a system with multiple controllers, the