Adaptec 1520A - AHA Storage Controller Fast SCSI 10 MBps Especificaciones descargar pdf (Pagina 11)

DocSTAR Level 2 Service Training Workbook Page 3

device and a separate logical unit number for the CD-ROM device. All DocSTAR SCSI

Devices are SCSI 2 devices, except for the External RAID5 Tower, which is SCSI 3.

Figure 1.2: DocSTAR External SCSI Devices

Setting SCSI Ids for DocSTAR devices or SCSI Host Adapters is accomplished by using

one of the following methods:

Figure 1.3: Methods of Setting SCSI Ids

In Figure 1.3, specifying the desired SCSI Id in decimal form sets the rotary switch

settings and software settings for SCSI Id. In the case of the jumper settings and the DIP

switch settings, the SCSI Id is set in binary form as shown in Figure 1.4.

SCSI ID

ID bit 0 or ID bit 1

ID bit 1 or ID bit 2

ID bit 2 or ID bit 4

0 0 0

1 0 0

0 1 0

1 1 0

0 0 1

1 0 1

0 1 1

1 1 1

Figure 1.4: Binary Chart for SCSI Ids

1 2 ... 6 7 8 9 10 11 12 13 14 15 16 ... 112 113

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Adaptec 1520A - AHA Storage Controller Fast SCSI 10 MBps Especificaciones Pagina 11