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<pre>
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PLI External SCSI Floppy Drive format boot block extends beyond front porch
 
PLI External SCSI Floppy Drive format boot block extends beyond front porch
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'''Q:  When I try to format a floppy disk with my external SCSI floppy drive, it fails and shows an alert panel that says "Cannot initialize disk. See console for errors." In the console I see this message if it is a new unformatted disk:'''
Q:  When I try to format a floppy disk with my external SCSI floppy drive, it fails and shows an alert panel that says "Cannot initialize disk. See console for errors." In the console I see this message if it is a new unformatted disk:
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<pre>
 
/usr/etc/disk -i -h localhost -l "UntitledDisk"  /dev/rsd1a
 
/usr/etc/disk -i -h localhost -l "UntitledDisk"  /dev/rsd1a
 
Target 5: MEDIA ERROR; block 0H retry 1
 
Target 5: MEDIA ERROR; block 0H retry 1
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     SCSI Block in error = 0 (no valid label)
 
     SCSI Block in error = 0 (no valid label)
 
Read of sector 0 failed
 
Read of sector 0 failed
 
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</pre>
 
If the disk have been formatted and you try to re-initialize the disk, you will see this message in the console:
 
If the disk have been formatted and you try to re-initialize the disk, you will see this message in the console:
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<pre>
 
/usr/etc/disk -i -h localhost -l "UntitledDisk"  /dev/rsd1a
 
/usr/etc/disk -i -h localhost -l "UntitledDisk"  /dev/rsd1a
 
disk name: PLI SUPER FLOPPY
 
disk name: PLI SUPER FLOPPY
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writing disk label
 
writing disk label
 
boot block extends beyond front porch
 
boot block extends beyond front porch
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</pre>
    
How can I initialize floppy disks.
 
How can I initialize floppy disks.
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A:  This assumes your external SCSI floppy drive is at sd1.
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This assumes your external [[SCSI]] floppy drive is at sd1.
    
You must be logged in as, or su'd to root.
 
You must be logged in as, or su'd to root.
 
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<pre>
(You type the things in bold...)
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localhost:18# sdform /dev/rsd1a
 
localhost:18# sdform /dev/rsd1a
 
device = /dev/rsd1a  block size = 512  capacity = 1 MBytes
 
device = /dev/rsd1a  block size = 512  capacity = 1 MBytes
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disk type: removable_rw_scsi
 
disk type: removable_rw_scsi
 
localhost:22#
 
localhost:22#
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</pre>
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Valid: 3.1, 3.2 68K.
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Valid: 3.1, 3.2 68K
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QAxx [xx will be replaced by the unique QAP number]
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</pre>
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[[Category:Computing]][[Category:NeXT]]
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[[Category:How-To]][[Category:NeXT]]