>>> Terry wrote:
>>> I wonder has got any suggestions here. I have a Blue & White G3which 
>>> I pulled the IBM 9es 9GB 68 pin drive out of & I have fitted it to my 
>>> 9600. I have it plugged into the bus with a 50-68 pin adapter, but 
>>> OSX 9 drive setup can't see it at the moment. I am about to reboot 
>>> into OSX, but wondered if anyone had had any success getting those 
>>> drives to work. snip...,
>>
>> Nancy wrote:
>> I am working on a similar issue replacing a 4 GB drive in my 9600 that
>> died recently.  I am replacing it with an 18 GB IBM 68 pin drive that 
>> is
>> adapted to 50 pin.  snip.,.,
>
> Terry Allen wrote:
> I will check that out - the IBM diagrams are not too flash about which 
> pins you set the SCSI ID on. snip...

Terry,

I finally got our 68 to 50 pin drive working properly last night.  We 
installed it in our UMAX c600.  (moving another SCSI drive over to the 
9600)

Did you look on IBM's web site for a chart of the jumper settings on 
your drive?  They seem to have every drive they ever made listed.  They 
also seem to be fairly consistent in the order of their jumper pins - if 
you need to guess.

Our drive can not be used as the start up drive, as it is slow spinning 
up.  The system always finds a System Folder on the other drive first. 
(it gets tired of waiting on the IBM to wake up)  I guess we could play 
with the start up time on other drive, but why slow everything down for 
a storage drive?  It can be used as the start up disk from a reboot.

We got our drive working by doing the following:  It is at the end of 
the SCSI cable and is set to SCSI ID 0 (on a combo internal/external 
SCSI bus).  Jumpered: Enable Active Termination, Autostart Delay and 
Disable Unit Attention.

For what it is worth our pins are as follows:
(Solid side of the drive up - lumpy side down - reading left to right)
1 - 3 - 5 - 7 - blank - 11 - 13 - 15 - 17 - 19 - 21- 23 - 25 - 27 - 29 - 
31
2 - 4 - 6 - 8 -   10    - 12 - 14 - 16 - 18 - 20 - 22 - 24 - 26 - 28 - 
30 - 32

Pins pairs 1 through 8 are for SCSI address
ID 0 is no pins - ID 1 is pins 7 & 8 - ID 2 is pins 5 & 6

Enable Active Termination is pins 13 & 14
Autostart Delay is pins 21 & 22
Disable Unit Attention is pins 29 & 30

If AutoStart happens to work on your drive it is pins 11 & 12

Other items IBM suggested trying are:
Disable Sync Negotiations - pins 25 & 26
Disable Wide Negotiations - pins 31 & 32

They recommended against jumpering Termination Power Enabled, which may 
or may not be on your drive.  If it is, it is two pins by themselves on 
the far right.

We played with just about every combination of settings.

Good Luck!
Nancy


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