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Conference turris::digital_unix

Title:DIGITAL UNIX(FORMERLY KNOWN AS DEC OSF/1)
Notice:Welcome to the Digital UNIX Conference
Moderator:SMURF::DENHAM
Created:Thu Mar 16 1995
Last Modified:Fri Jun 06 1997
Last Successful Update:Fri Jun 06 1997
Number of topics:10068
Total number of notes:35879

9628.0. "DISK FIRMWARE UPGRADE" by WARFUT::MELLING () Sun Apr 27 1997 13:01

    
    	Is it possible to access and upgrade disk firmware using SCU 
    	to drives connected to a PMAZC-AA on a TURBOCHANNEL adapter 
    	of a DEC 3000-800.
    
    	Is it legal to connect a TLZ7L to a PMAZC-AA if so I would be 
    	grateful for the required revisions.
    
    
    regards
    tony melling
    
    
T.RTitleUserPersonal
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9628.1SSDEVO::ROLLOWDr. File System's Home for Wayward Inodes.Mon Apr 28 1997 03:2416
	re: TLZ7L

	The base operating system doesn't have any support for
	media changers.  As a sequential loader you can load the
	"next" tape by taking the one in the drive offline with
	the mt(1) command.  For random access you need a product
	that offers this support; MRU or Networker.

	The MRU SPD probably requires 4BQx and later firmware
	revisions.  The 4BQ family is for one model, and the
	5xxx versions for the other vendor model; there were
	two.  I think 5550 is the version on one of ours.

	I regularly use a TLZ7L connected to the built-in adapter
	of the DEC 3000 family.  This is very similar to the PMAZx
	pair.
9628.2you should be able to upgrade the firmware...NNTPD::"[email protected]"Farrell WoodsMon Apr 28 1997 11:2913
Actually I thought the DAT's were upgraded by means of a specially formatted
tape that you simply insert into the drive.  If the drive survives the update
it spits the tape out in a couple of moments and you're done.

The PMAZB and PMAZC adaptors use the same chip as the 400/500 and 600/800/900
respectively (NCR 53C94 and 53C96.)  I don't recall any problems with
scu's "download" command on these adaptors.  I think the only time this
was an issue was on HSZ's...


	-- Farrell

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