[comp.periphs.scsi] Hard Disc Interfacing Problem

cs_d461@ux.kingston.ac.uk (Phillip Harris) (06/28/91)

 This posting isn't in most of you guys' league but please help me. I have a
Fujitsu 2614ESA 3.5 inch 182Mb SCSI hard drive mechanism, brand new, direct
from Fujitsu and I can't get it to talk to the SCSI interface on my Commodore
A590 Hard Disc interface.

 What happens is this:

    Power up the system,
    Drive spins up,
    Heads are released,
    Performs quite a lot of long seeks,
    Performs a lot of short seeks,
       [ In both of the above cases the access light on the drive
         is flickering as the seeks are performed. ]
    The drive access light on the drive then stays ON, even though the
        access light on the interface is OFF.
    When the interface tries to communicate with the drive the interfaces
        access light comes ON and the drives access light goes OFF.
    The system now hangs, rebooting the Amiga doesn't reset the drive or the
        interface.

 Do you have any suggestions as to what could be causing this to happen?
Is it likely to be the drive? I have tried all SCSI ID settings 0 to 6, (the
interface is set to ID 7,) I have tried parity enable/disabled, synchronous
transfer enabled/disabled etc.

 Please help, I am a 2nd year degree student and I can't really afford to
have several hundred pounds of hard disc drive sat around doing nothing. Any
suggestions/comments no matter how silly/obvious/rediculous would be greatly
appreciated.

                Phillip Harris.

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