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Article #787

Re: HELP: Connecting a SCSI Scanner

#787
From: Terry Gliedt
Date: Tue, 08 Sep 1992 14:21
14 lines
1415 bytes
I've been doing some work with a SCSI-connected Epson scanner. I have some code
which is beginning to look pretty good wrt the Epson. It is possible, however, to
get the scanner in an error state (error code E-1 on the scanner - protocol
error). When this happens, only powering the scanner off/on will resert this.
Sending the scanner an initialize command (or anything for that matter) results
in a SCSI error.

Now when the NeXT boots, the system is doing some sort of reset to each of the
SCSI devices. I presume this is some sort of low-level SCSI reset command. I'd
like to have some means to reset the device to recover from this error state. I
did not see anything in ioctl.h and in a few other includes. I'd appreciate some
mail from anyone who can give me some leads (Jiro??).

Thanks in advance!
Technical Details
Message-ID: <1992Sep08.142141.22673@rchland.ibm.com>
Path: arc1-ca.pugleaf.net!sparky!uunet!newsgate.watson.ibm.com!yktnews!admin!magrathea!tpg
References: <1992Aug28.215658.23753@galileo.physics.arizona.edu>

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Newsgroups: comp.sys.next.sysadmin
Path: arc1-ca.pugleaf.net!sparky!uunet!newsgate.watson.ibm.com!yktnews!admin!magrathea!tpg
From: tpg@rchland.vnet.ibm.com (Terry Gliedt)
Subject: Re: HELP: Connecting a SCSI Scanner
Sender: news@rchland.ibm.com
Message-ID: <1992Sep08.142141.22673@rchland.ibm.com>
Date: Tue, 08 Sep 1992 14:21:41 GMT
Disclaimer: This posting represents the poster's views, not necessarily those of IBM
References:  <1992Aug28.215658.23753@galileo.physics.arizona.edu>
Nntp-Posting-Host: magrathea.rchland.ibm.com
Organization: IBM Rochester
Keywords: SCSI, Scanner, help
Lines: 14