[Sunhelp] strangeness with Plextor CD-ROM and Netra T1

[Doug McLaren]

On Wed, Apr 19, 2000 at 05:19:40PM -0500, Bill Bradford wrote:

| Found the problem.  Turns out, Plextor doesent use a logical method
| of setting the SCSI ID of the drive - instead of adding up SCSI ID
| pins "1", "2", and "3", where jumpers on all 3 pins would be ID #6,
| instead you have to refer to a chart in the manual (thank goodness for
| .PDF files on the web site) and put jumpers on "2" and "3".  This
| sets the drive to ID #6.

Actually, that sounds standard, except that the jumper numbering
started at 1 instead of 0.

Jumper 3 is worth 4.
Jumper 2 is worth 2.
Jumper 1 is worth 1.

4 + 2 = 6.

Or, with all three on, 4 + 2 + 1 = 7.

Sounds logical and standard to me :)
 
| Jumpering all 3 jumpers sets the drive to ID #7, which is the onboard
| SCSI controller in the Sun, causing the behavior Doug described.

-- 
Doug McLaren, dougmc at frenzy.com