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4 - 3 - 9.
SCSI/Hard Disk Command
This command checks the
SCSI
bus and the hard disk.
The open channel test checks whether the hard disk drive
controller is operating properly and displays the drive's
vendor ID, model number and revision level.
(The test cannot
detect errors in the vendor ID, model number or revision level
reported.)
The buffer size inquiry check determines and displays
the size of the hard disk drive controller's buffer memory.
The data write test checks whether the hard disk drive
controller's buffer memory can be written to correctly.
The data write test checks whether the hard disk drive
controller's buffer memory can be read from correctly.
The data verify test checks write data to the hard disk
drive controller's buffer memory, then reads it back and
tests for accuracy.
The DISK read first 1 block test checks whether the data
recorded on the hard disk can be read correctly.
Description of options:
-d#: drive number option
(#=
O, 1, 2, 3, 4, 5, 6, 7)
By specifying this option, the desired
SCSI
channel
(drive number) can
be
checked.
Use this command to specify the appropriate drive number
in order to check an external hard disk drive.
If the -d#
option is not used, tne default drive nuraoer is "O" Ctne
internal drive).
Example: -dl (drive number "l")
4-14
NWS-1 51 0/ 1530/ 1 580
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