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From: gravillr@prism.cs.orst.edu (GRAVILLE RUSSELL JAMES)
Newsgroups: comp.sys.cbm
Subject: Re: 1571 troubles
Message-ID: <1991Apr26.061329.24043@lynx.CS.ORST.EDU>
Date: 26 Apr 91 06:13:29 GMT
References: <91115.174020PTS102@psuvm.psu.edu> <1991Apr26.022406.19243@noose.ecn.purdue.edu>
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Organization: Oregon State University, Computer Science Dept.
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In article <1991Apr26.022406.19243@noose.ecn.purdue.edu> iachetta@ec.ecn.purdue.edu (Richard N Iachetta) writes:
>In article <91115.174020PTS102@psuvm.psu.edu> PTS102@psuvm.psu.edu writes:
>>My 1571's motor seems to be having trouble grabbing the disk- i.e. the
>>motor spins but the disk doesn't.  I have to turn the handle VERY HARD
>>to get the motor to grab, and as a result I cracked the handle off
>>(there's a knob there now).  Also, at the beginning of a read or write,
>>the LED sputters as though there's no disk in the drive, but 'catches'
>>within a second or so.  I've tried cleaning the moving parts of the handle
>>mechanism with limited results.
>>By the way,
>> The drive is in good alignment.
>> The new ROM is installed.
>> This happens independently of 41/71 1s/2s mode.
>>I really think this is a mechanical problem.  Please send responses soon
>>so I can read them by the end of the semester (may 3).
>>
>I too am having similar problems.  The drive often has trouble when I put
>a new disk in the drive.  It gives Drive Not Ready like the disk is not
>formatted.  I usually have to correct this by pushing the disk farther
>in by hand with the drive door shut.  Then maybe it will like it.  It also
>had trouble formatting brand new disks, giving Bad Disk errors or having
>read/write errors shortly later (the disks are double sided, single density).
>I took it to a local guy to get it aligned (I figured that was probably it)
>but he said it was in perfect alignment, and could find nothing wrong.
>So, I'm interested in hearing what people have to say about this.  Thanks
>
I'm having similar problems.  My 71 will usually read but when formating,
scratching, etc., the drive gives errors.  I checked the alingment and
speed and it checked out perfectly.  I'd like to find out whats wrong.

Thanks
Russ
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| Russell J. Graville |       Nuclear Engineering       | Oregon State Univ.|
|     gravillr@prism.cs.orst.edu     |     gravillr@typhoon.cs.orst.edu     |
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