Compaq 270680-003 Compaq Reference Guide Deskpro 4000 and Deskpro 6000 Series - Page 107

Installing SCSI Devices, Guidelines for Installing Optional SCSI Devices

Page 107 highlights

Installing SCSI Devices The Compaq Deskpro 6000 Series of Personal Computers features an embedded Ultra-SCSI host adapter that supports up to seven internal and external SCSI devices. Deskpro 6000 models come with an internal SCSI hard drive preinstalled. Additional high-performance SCSI devices can be added to all Deskpro 6000 models. Guidelines for Installing Optional SCSI Devices When installing additional SCSI devices, you must adhere to the following guidelines: s A SCSI host adapter supports up to 7 SCSI devices. s Every SCSI device must have a unique identification (ID) number (0 - 7). The SCSI host adapter identifies signals to and from a SCSI device by its SCSI ID number rather than its location. Moving a SCSI device from one position to another on the SCSI chain does not affect the communication between the controller and the SCSI device. The reserved and available SCSI ID numbers for SCSI devices are as follows: t 0 is reserved for the hard drive. t 1 through 4 are available. t 5 is reserved for a CD-ROM drive. t 6 is available. t 7 is reserved for the SCSI host adapter. Reference Guide 6-25

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Reference Guide
6-25
Installing SCSI Devices
The Compaq Deskpro 6000 Series of Personal Computers
features an embedded Ultra-SCSI host adapter that supports up
to seven internal and external SCSI devices. Deskpro 6000
models come with an internal SCSI hard drive preinstalled.
Additional high-performance SCSI devices can be added to all
Deskpro 6000 models.
Guidelines for Installing Optional SCSI Devices
When installing additional SCSI devices, you must adhere to the
following guidelines:
A SCSI host adapter supports up to 7 SCSI devices.
Every SCSI device must have a unique identification (ID)
number (0 - 7). The SCSI host adapter identifies signals to
and from a SCSI device by its SCSI ID number rather than
its location. Moving a SCSI device from one position to
another on the SCSI chain does not affect the communi-
cation between the controller and the SCSI device. The
reserved and available SCSI ID numbers for SCSI devices
are as follows:
0 is reserved for the hard drive.
1 through 4 are available.
5 is reserved for a CD-ROM drive.
6 is available.
7 is reserved for the SCSI host adapter.