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Conference hydra::amiga_v1

Title:AMIGA NOTES
Notice:Join us in the *NEW* conference - HYDRA::AMIGA_V2
Moderator:HYDRA::MOORE
Created:Sat Apr 26 1986
Last Modified:Wed Feb 05 1992
Last Successful Update:Fri Jun 06 1997
Number of topics:5378
Total number of notes:38326

5243.0. "A2630 Help required..." by ARRODS::GOLDSTEIN (Steve G DTN: 847-5416/5455) Wed Dec 04 1991 07:20

    
    	Well I'm having alot of problems with my new system...
    
    
    	The system work O.K. if booted using the HardFrame rev 1.9 in 68000
    mode but if I change it to 68030 mode it complete the startup-sequence
    loads workbench and when I access on of the icons system could crash...
    
    
    	Editing a file will crash after exiting it...
    
    	System is a B2000 rev 6.2 
        A2630 rom rev 4  4 Megs of 32-bit Memory 
        HardFrame rom rev 1.9 
        HP 380 meg SCSI drive
    	8-UP with 4-Megs of 16-Bit memory
    
    
    	Crashes I've seen are 0000000b,00000003,00000004 etc
    
    	Worsted is after a crash it reboots and crashes straight away an
    I get a fuzz screen.....
    
    	The Hardframe does DMA so is there anything special I have to do
    in RDPrep for the 32-bit memory...????? The docs says it was designed
    to work with co-processes and talks about A2620 and A2630 in passing...
    
    I've also had trouble with the Nexus and A2091 . The 2091 problem was
    caused by the rev 6.1 roms and two drive 
    
    	Tonight I'm going to try and boot the system using the default
    Startup-Sequence file and see if it has anything to do with some of the 
    utils I startup...MachIII , Newlook , Assigments etc...
    
    	Any Ideas...
    	Steve G 
    
    
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5243.1LODGE::LENDavid M. LenWed Dec 04 1991 20:2225
    I have a very similar setup.
    
    Amiga 2000 rev 4.4
    	A2630 4MB  rev -06 ROMS
    	A2320 De-interlacer
    	Hardframe 2000 1.9 ROMS
    	A2058 4MB RAM
    	Maxtor LXT-210 200MB drive
    	Seagate ST-296N 82MB drive
    
    I have had occational stability problems but I don't have any constant
    problems.
    
    I have noticed problems with certain programs if I turn on the Data
    Cache.  Do you use SETCPU to adjust the '30 processor?  I currently
    use SETCPU FASTROM.
    
    A few months ago I had a problem develop with the 030.  It would
    operate, but if I attempted to execute the SETCPU FASTROM command the
    system would crash. I sent the board back under warranty, and it was
    replaced.
    
    My plan has been to use 16-bit RAM for disk buffers.  My startup file
    uses MEMPRI to favor 16-bit RAM before I use ADDBUFFERS. Then I use
    MEMPRI to favor 32-bit memory when the startup ends.
5243.2BLOWN CAPARRODS::GOLDSTEINSteve G DTN: 847-5416/5455Thu Dec 05 1991 16:0915
    
    Thanks Len,
    	      I found that I have a blown Cap (C508) and its possible that
    something else has blown ...
    
    	I'll have to wait a while before sending back my card as it's going
    to cost me...
    
    	System is now a standard A2000(B) with 8-meg of 16-bit memory...
    
    BTW where is MEMPRI ??? is it on EOT  ??
    
    	I'll update you later as to the out come.!!!!
    
    	Steve G
5243.3LODGE::LENDavid M. LenThu Dec 05 1991 16:185
    I'm sure I got MEMPRI somewhere off the Digital network.  I have had it
    for about a year now, I got it just after I got the A2630 board.
    
    I think that Christian Balzer uploaded it, and gave a pointer to it
    somewhere in this note file.
5243.4More InfoARRODS::GOLDSTEINSteve G DTN 847-5401 ARRODS::GOLDSTEINThu Dec 12 1991 04:2620
    
    	More on the A2630 saga ...
    
    		Last night I put back the 2091 and the config is now this
    
    	A2630+4 Megs , A2091 plus 40 Meg drive , and an 8-UP with 4-Megs
    
    	Formatted the drive copied Workbench 1.3.3 to the 40 Meg Partition
    a added setcpu 1.6 to the startup...
    
    
    	System is now seems to be stable....I can open windows ed files all
    without a single guru...
    
    	I will try tonight to us my 380 meg drive only.. and see what
    happens...
    
    	(I also put back the top cover...to keep it cool)
    
    	Steve G 
5243.5Hardframe Problem ???!!!ARRODS::GOLDSTEINSteve G. DTN: 847-5401Mon Dec 16 1991 10:5410
    
    	I'm now back to the HP drive and all of my s/w restored...
    
    
    	The system seems very stable ... So it just might be I have a
    problem with the Hardframe.... Work o.k. under 68000 but crashes under
    68030 mode...
    
    	Steve G
     
5243.6HYDRA::MOORESimply reinstall....EVERYTHING!Tue Dec 17 1991 17:334
    What rev motherboard do you have?  If it's 4.*, you may need to add a
    pull-up resistor on one of the DMA handshake lines.  This was an
    official mod from Commodore to fix some DMA problems on accelerated
    machines.  Details were posted in this conference about 2(?) years ago.
5243.7Rev 6.2 motherboardARRODS::GOLDSTEINSteve G. DTN: 847-5401Tue Dec 17 1991 18:0524
    
    
    The motherboard is rev 6.2 the hardframe has had the latest rom 1.9
    installed (don't know the rev of the board) the A2630 has rom rev 4 
    (don't know the board rev)
    
    	A2091 is Modified rev 4 with rom 6.1
    
    The new Nexus and A2091 work with the rev 6.1 motherboard...
    
    	Look like a problem with the Microbotic HardFrame..I even called
    Microbotic and was told there should be no problems...
    One problem Microbotics might have solved for me is I couldn't Amigados
    format the HP 380 meg drive. The solution was is to change the
    cylinders to 256 (HP see it at 488 which is got from 8 heads and 56
    blocks per cylinders) and mod the blocks per cylinders...
    
    
    	Spoke to a company to order some software and just happened to tell
    him about this problem and he told me he had the same problems and
    junked the hardframe...