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Article #3795

Re: Hard Drive Won't Spin Up

#3795
From: barry
Date: Wed, 30 Aug 1989 18:14
31 lines
1787 bytes
Yesterday I posted a query about what to do with a Segate ST-157 disk
that wouldn't spin up.  I was able to "fix" the problem this morning by
turning the disk axle manually.  If you have a similar problem with a
Seagate in a Mac II, here's what to do:

1. Turn off power (even better, unplug the Mac II), remove the cover,
and wait the five minutes recommended by Apple.

2.  The disk is inside a metal cage fastened to a large metal plate that
covers the right half of the mother board.  Remove the four screws that
fasten the large metal plate to the Mac cabinet, remove the two screws
that fasten the disk cage to the metal plate, disconnect the flat ribbon
cable that connects to left side of disk, carefully lift up the large
metal plate and disconnect the power connection from the rear of the
motherboard.  Remove the disk cage (there are two tabs on right that
fit in slots on the metal plate).

3.  Remove the four screws that fasten the disk to the disk cage and
remove the disk from the cage. 

4. Remove the three screws that fasten the printed circuit board
to the top of the disks.  Carefully lift the PCB, you'll see a small
"flywheel" on the top left of the drive.  Turn the flywheel slightly.

5. Reassemble the system.  The disk should spin up.

Once your system is back on the air, DO A COMPLETE BACKUP!

Hope this helps somebody,
		Barry
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Message-ID: <160700056@primerd>
Path: arc1-ca.pugleaf.net!utzoo!utgpu!watmath!att!dptg!rutgers!gatech!bloom-beacon!primerd!barry
References: <160700053@primerd>

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Path: arc1-ca.pugleaf.net!utzoo!utgpu!watmath!att!dptg!rutgers!gatech!bloom-beacon!primerd!barry
From: barry@primerd.prime.com
Newsgroups: comp.sys.mac
Subject: Re: Hard Drive Won't Spin Up
Message-ID: <160700056@primerd>
Date: 30 Aug 89 18:14:00 GMT
References: <160700053@primerd>
Lines: 31
Nf-ID: #R:primerd:160700053:primerd:160700056:000:1359
Nf-From: primerd.prime.com!barry    Aug 30 14:14:00 1989