Townshend Computer Tools DAT-Link User Manual page 19

2.4 Machine Speci c Instructions
shutdown -h now
Once you receive a \ " prompt, make sure all the SCSI devices connected to the
>
machine are turned on, and type:
test -c
This will run a self-test of the DECstation and, in the process, display a listing of
each SCSI device connected to the machine. For example, if you have a TK50 tape
drive, you should see an entry similar to:
U[5] Dev type 1
RMB
Vrs
Format
Add len
The important thing to note is the \U[5]". This indicates the device is connected
as SCSI ID 5. Examine the display and note which devices are in use. Any ID's
between 0 and 6 which do not show a connected device can be used for the
Link
. Note that although the
9 are reserved for factory testing. ID 7 is reserved by the host computer. For
the following instructions, we will assume that the device ID chosen was 4. If you
choose a di erent ID, make sure you replace \4" with the chosen ID before typing
any commands that follow.
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
down. Then connect the
DAT-Link
is the last device on the SCSI bus, be sure to connect the provided SCSI
terminator between the cable and the
so can cause problems with rebooting the DECstation. Once it is hooked up and
powered on you can reboot the computer. If you have trouble rebooting, verify that
the SCSI ID selected on the
As the computer starts
UNIX
tz4 at sii0 slave 4 (TZxx)
TZ
0xd0 rmv mda TZK50
1
0
0
DAT-Link
's ID switch goes up to 9, settings 8 and
DAT-Link
to the computer. Since it is necessary to
DAT-Link
DAT-Link
to the computer using the SCSI cable. If the
DAT-Link
's SCSI connector. Failure to do
DAT-Link
was not one that was already in use.
, you should see a line similar to:
[TCT DAT-Link 1420]
should be set with all switches
15
DAT-