Townshend Computer Tools DAT-Link User Manual page 25

2.4 Machine Speci c Instructions
Choosing a SCSI ID
DAT-Link
Before connecting the
use on your system. To do this, you need to login as
manager's tool:
smit devices
You should then see a menu on the screen listing a number of options. Use the
key to move down the list until
#
then press return. The system will then compile a list of devices. You can scroll
through this list using the
that contains four numbers of the form:
of SCSI devices you may see:
scsi0 Available 00-08
cd0 Available 00-08-00-50 CD-ROM Drive
rmt1 Available 00-08-00-60 2.3 GB 8mm Tape Drive
hdisk0 Available 00-08-00-00 857 MB SCSI Disk Drive
rmt0 Available 00-08-00-40 150 MB 1/4-Inch Tape Drive
If you have multiple SCSI I/O controllers on your machine you may see additional
entries for scsi1, scsi2, etc. In this case the \08" above may be replaced by another
number.
The second last digit of the device number gives the SCSI ID of the device. For
example, in the list above, SCSI ID's 0,4,5, and 6 are in use. Also, the IBM always
uses SCSI ID 7 for the controller. Thus ID's 1,2, and 3 would be free to be used by
DAT-Links
. Note that although the
and 9 are reserved for factory testing.
Once you have determined which SCSI ID's are free, you can exit
F10
the key.
Connecting the
DAT-Link
The next step is to connect the
unterminate the SCSI bus temporarily, it is recommended that you shut-down and
turn o the computer before making the connection.
The Options switches on the rear of the
and 2 up, and switches 3 and 4 down. This places the
emulation mode necessary to communicate with the RISC/6000's software drivers.
DAT-Link
Then connect the
is the last device on the SCSI bus, be sure to connect the provided SCSI terminator
, you need to check which SCSI ID's are already in
List All De ned Devices
and keys. Look for entries that have a third column
" #
00-08-00-##
SCSI I/O Controller
DAT-Link
's ID switch goes up to 9, settings 8
DAT-Link
to the computer. Since it is necessary to
DAT-Link
to the computer using the SCSI cable. If the
root
and run the IBM system
is highlighted, and
. Here are some examples
by pressing
smit
should be set with switches 1
DAT-Link
into a special
DAT-Link
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