User's Guide

Scorpion 40 configurations for Windows NT, Novell, and UNIX 5
Configurations for the DEC UNIX environment
Dip switch settings
Before using the Scorpion 40 in a DEC UNIX environment, set the
operating-system dip switches as shown below:
Operating System / tape
driver software
Switch
5
Switch
6
Switch
7
Switch
8
DEC UNIX
OFFONONON
Digital UNIX Version 4.0 and later
With Version 4.0 of their UNIX operating system, DEC
introduced a new method of configuring the CAM SCSI driver.
Modify the file
/etc/ddr.dbase
as follows:
1. Look through the file and locate the database entry for the DEC
TLZ07 DAT drive
2. Copy this entry and paste it later in the file, taking care to
maintain the file syntax.
3. Modify this new entry as shown below.
SCSIDEVICE
#
Type = tape
Name = "SEAGATE" "DAT"
#
PARAMETERS:
TypeSubClass = rdat
TagQueueDepth = 0
MaxTransferSize = 0x0ffffff # (16MB - 1)
ReadyTimeSeconds = 60 # seconds
DENSITY:
#
DensityNumber = 0,3,4,5,6,7
DensityCode = default
CompressionCode = 0x0
Buffered = 0x1
DENSITY:
#
DensityNumber = 1,2
DensityCode = default
CompressionCode = 0x1
Buffered = 0x1