Gunther,

I used to work for DEC field service and I wear a Compaq hat today.

Joop

-----Original Message-----
From: Gunther Schadow [mailto:gunther@aurora.regenstrief.org]
Sent: maandag 29 oktober 2001 18:03
To: Braamse, Joop
Cc: 'port-vax@netbsd.org'
Subject: Re: TU81+ spooks (was: Re: first step getting VAX 6000-400
booted ...)


I am stunned! Thanks Joop. DEC field service would not have
responded quicker or any more helpful than you. Another proof
that a community is the best support network one can have!

thanks much, will try tonight and I'm sure it'll be fine.

regards,
-Gunther


Braamse, Joop wrote:

 > Gunther,
 >
 > According to the field service manual a termination code of 77 means that the
 > drive is not in TU/TA81 mode.
 > Before using test 04 you should execute test 49.
 >
 > This is from the book:
 >
 > Test requirements
 > Tape should be unloaded.
 > Set the jumper on the servo control board(W 1) in the 1-2 position.
 >
 > Test description
 > Test 49 enables auto load on power up, displays the unit identifier, and sets
 > up the power down timer for one minute if no tape motion has occurred.
 >
 > Return the jumper to the original position
 >
 > Possible termination codes
 >
 > 00		test is succesfull
 > 71		Invalid operator sequence
 > 73, 74 	Backup memory is not write enabled
 > 75, 76	Bad backup memory
 >
 > Maybe you need help to find the jumper.....
 > The servo control board is the third  board if you start counting from the
 > left. The first is called write driver module, the second read amplifier and
 > the third servo control.
 > Normally the unit number is always shown on the display when the unit is in 
online mode
 >
 >
 > Good luck
 >
 > Joop
 >
 > -----Original Message-----
 > From: Gunther Schadow [mailto:gunther@aurora.regenstrief.org]
 > Sent: maandag 29 oktober 2001 7:18
 > Cc: classiccmp@classiccmp.org; port-vax@netbsd.org
 > Subject: TU81+ spooks (was: Re: first step getting VAX 6000-400 booted
 > ...)
 >
 >
 > O.K. it would have been too good to be true. I got quite far with
 > my Ultrix, but then I got stuck with being unable to boot from
 > the TU81+ drive.
 >
 > My VMS 5.4 does detect the TU81 just fine, calls it MUB0 and
 > allows me to mount it and write files to it. I think I have
 > now a bootable 9-track reel with at least the first 10
 > files of the Ultrix 4.1 bootable tape ready to go with all
 > blocksizes as required. It was fun writing!
 >
 > But trying to boot this still brings up the old error:
 >
 >  >>> SHOW ALL
 > ...
 >    XBI D
 >    1+  DWMBA/B (2107) 000A
 >    2+  KLESI-B (0103) 0006
 > ...
 >  >>> BOOT /XMI:D /BI:2 /R5:1008 MU0
 > Initializing system.
 > ...
 > Loading system software.
 >
 > ?06 Halt instruction executed in kernel mode.
 >      PC     = 200D7264
 >      SAVPSL = 041F0600
 >      ISP    = 0003FBB8
 >
 > ?3D Error initializing I/O device
 >
 > Bootstrap failed due to previous error.
 >  >>>
 >
 > ans this goes all too fast certainly the tape never starts
 > moving before the error.
 >
 > So I tried checking for the TU81's unit number (may be it's
 > MU1 or MU4 or MU213, who knows? First thing is when I power
 > up the TU81 it shows 000 on the front panel, but as soon
 > as it is initialized the display remains blank. So, perhaps
 > it has no unit number set at all?
 >
 > The manual says in order to set the unit number you have to
 > go into TEST program 04. Which I did, TEST - STEP - STEP -
 > STEP - EXECUTE. But then it only says E77 and that's it.
 > This means, something is wrong, but what? The manual only
 > says to call DEC field service. I know the drive works
 > fine, the diagnostic test 01 has passed just fine and VMS
 > works happily with it. So, who knows about the TU81 and
 > how to set a unit number or make it bootable otherwise???
 >
 > (PS: yes, I had the drive loaded and online when I tried
 > booting, did that offline mistake once before, but not here.)
 >
 > thanks again for your excellent advice,
 > -Gunther
 >
 >


-- 
Gunther Schadow, M.D., Ph.D.                    gschadow@regenstrief.org
Medical Information Scientist      Regenstrief Institute for Health Care
Adjunct Assistant Professor        Indiana University School of Medicine
tel:1(317)630-7960                         http://aurora.regenstrief.org