Questions tagged [scsi]

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6 votes
1 answer
321 views

A little confused about SCSI connectors with 80-68-50pin adapter on 1995 SCSI-2 controller

I have an old SCSI controller "Asus pci sc-200" I have to connect a 80pin SCSI disk to it This is the cable This is the adapter Actually I have connected the white connector to controller ...
elbarna's user avatar
  • 1,697
3 votes
0 answers
156 views

Troubleshooting Legacy Hardware and Software Issues on MS-DOS and Windows 3.11

I have an old PC with the following hardware components: Motherboard: AMI TITAN II EISA rev.D RAM: 48MB of 4 SIMM CPU: 154C Pentium (tm) BIOS: 711011596 HDD1: SCSI controller adapter through PCI (PCI) ...
CluelessENGR's user avatar
15 votes
2 answers
2k views

Did Great Valley Products demonstrate full motion video on an Amiga streaming from a SCSI hard disk in 1990?

In 1990 I was fortunate to attend the World of Commodore trade show in Toronto Canada. The official show guide can be seen here. My best friend from high school was working for Free Spirit Software (...
Geo...'s user avatar
  • 9,795
8 votes
3 answers
326 views

Retrieving Files from Power Mac 7600

I am trying to rescue old (but important) files from a Power Mac 7600 and an accompanying ZIP drive, neither of which have USB ports, so I only have serial and SCSI ports to work with. The Power Mac ...
Dan Rice's user avatar
7 votes
0 answers
287 views

How does Amiga HDToolbox calculate size?

I've been toying around with various drive geometries using the classic HDToolbox from 2.x/3.1 on my Amiga. What I've discovered is the total size calculated is always 1 cylinder short of my own ...
Geo...'s user avatar
  • 9,795
5 votes
2 answers
870 views

Cannot "see" a SCSI2SD device from a Mac SE/30 in any configuration

I've got a SCSI2SD V5.2 board connected to the internal 50-pin SCSI connection of a Mac SE/30. The Mac cannot "see" it, in any configuration I've attempted. I have tried: Using the stock ...
Ben Zotto's user avatar
  • 155
7 votes
3 answers
2k views

Are there any "modern" SCSI devices?

I'm building a new computer in an old computer case. The old computer case came with a Centronic 50-pin SCSI to IDE adapter, and I was thinking about leaving it in the case's 5.25" drive bay, ...
ToastyMallows's user avatar
6 votes
1 answer
421 views

How to identify the filesystem for an old SCSI drive?

Back in the day, SCSI was the way to go. I remember my high school having a single 5Mb Sider hdd connected to an Apple //e - which seemed awesome after endlessly swapping floppies. Not long after, I ...
Geo...'s user avatar
  • 9,795
25 votes
2 answers
5k views

Why did SCSI require so many pins?

SCSI, I think, is a serial interface. A standard serial port on PCs used a 9-pin DSub connector where a parallel port used a 25-pin connector. Then why did SCSI require so many pins? I vaguely ...
Daniel A. White's user avatar
0 votes
2 answers
286 views

Role of Termcap under contemporary unices

A word of caution regarding this question: I'm more a userland than kernel person but have this nagging concern which I think belongs to kernel. When configuring a system one decides on peripherals ...
MKhomo's user avatar
  • 447
5 votes
1 answer
531 views

Can't boot FAT32 larger than 2GB, unlike FAT16

Why can my PC not boot FAT larger than 2GB (FAT32) in legacy mode, but FAT16 and NTFS work fine? It just gives me a non-system disk error, while booting the same (DOS boot disk) files under FAT16 ...
Ciel Ruby's user avatar
  • 545
7 votes
1 answer
5k views

SCSI to USB interface

I just took the hard drive out of my old beige Mac G4 (don’t know if it still works). I haven’t used this computer for the longest time and I’m interested to see what is on the drive. Is there an ...
David's user avatar
  • 71
5 votes
1 answer
1k views

Old SCSI controller won't boot on certain PC

I have an old Adaptec PCI SCSI controller from around 1995 (BIOS date, will get full model if needed). It's lived its life in an old 133 MHz Pentium from around 1995 as well. The controller is 50 ...
user2860253's user avatar
13 votes
4 answers
2k views

Was the ancestor of SCSI, the SASI protocol, nothing more than a draft?

I recently discovered that the SCSI protocol was, in fact, an improvement on the SASI protocol, which apparently predates SCSI by only a couple of years, appearing in 1978 (but only publicly in 1981). ...
aybe's user avatar
  • 6,358
8 votes
1 answer
658 views

How do I connect an IDE hard drive to an Amiga 4000 tower?

I would like to know how to connect a hard drive to the Amiga 4000 tower. I have an IDE cable from the top right m/b to the IDE CD-drive. I also have what looks like a SCSI cable from the CPU board. ...
amigadon's user avatar
4 votes
1 answer
312 views

What is the maximum voltage of high voltage differential SCSI?

Is the maximum voltage of high voltage differential SCSI documented somewhere? All I can find in various source like Wikipedia is that it is "greater than 5 volts" ... but how high can it actually be? ...
Dale Mahalko's user avatar
  • 3,639
7 votes
4 answers
901 views

What's the pitfalls when trying to connect a new SCSI hard drive to an old SCSI bus?

Problem I have a couple of old computers. Some of them have a SCSI-1 or SCSI-2 interface over an internal 50 pin IDC connector or an external DB25. Now I want to connect something to them, in ...
pipe's user avatar
  • 1,718
6 votes
1 answer
730 views

Multiple mass storage controllers on Amiga 500 or 2000

I'm in the process of restocking a lost collection of retro machines, including a couple of A500s, a 500+ and 2 A2000s (rev 4.1 and 6) in various states of disrepair. For one of the 2000s I would ...
DrMistry's user avatar
  • 173
2 votes
1 answer
141 views

Which tape drives were the last to offer backward compatibility with QIC-150 Tape Cartridges?

I currently have some QIC-150 tape cartridges. These are the Imation DC6250 250 MB tapes. I understand that this came out in the late 1990's. I'd like to read these using a tape drive but want to find ...
user321627's user avatar
12 votes
2 answers
2k views

What is the best way to connect an old Tandberg QIC tape drive using today's computers?

I currently have a ton of QIC-250MB tapes that I would like to read from (its been 30 years). I have a Tandberg TDC 3600 SCSI interfaced tape drive but I am lost how to connect it. In the past, with ...
user321627's user avatar
4 votes
1 answer
967 views

Accessing Old Seagate HDD Model ST4350N

I have an Old HDD Seagate Model ST4350N. I want to access the data on the Hard disk. The Hard disk have 50 pin connector I am hoping for guidance on how to even begin the process. What kind of ...
MK Ashraf's user avatar
4 votes
1 answer
528 views

Using floppy disk interface on Future Domain TMC-1680 SCSI ISA card

I have this old card, a Future Domain TMC-1680 ISA SCSI card that has a 34-pin floppy disk connector on it. I am trying to research that to see if I can make it work (before anyone asks - just for the ...
starfry's user avatar
  • 143
8 votes
1 answer
292 views

Did any scanners marketed as general purpose implement SCSI device type 06h (SGC)?

SCSI-connected (flatbed) scanners existed a lot in the 90s and early 2000. Usually, they did need a vendor or vendor-specific (TWAIN, sane...) device driver to work, and IIRC usually implemented the ...
rackandboneman's user avatar
17 votes
3 answers
3k views

What were practical uses of SCSI floppy drives?

I've always been fascinated by the rarity and elitism of such devices. However, from a practical standpoint, I don't understand why such low transfer rate device ended up in a bus commonly used for ...
aybe's user avatar
  • 6,358
10 votes
1 answer
278 views

Apple II: What type of partition tables were used?

What type of partition table was used with ProDOS? ProDOS (8-bit) version 1.2 was available in January 1983, one year before the Macintosh was released, so it is unclear to me if ProDOS 1.2 used the "...
Dale Mahalko's user avatar
  • 3,639
10 votes
1 answer
608 views

Apple II SCSI: Maximum drive / partition size?

Using an "SCA to 50-pin adapter", it is possible to use a 300 gig Ultra-320 SCSI drive from 2004, with an Apple II outfitted with the Apple SCSI controller. It seems possible for the electronics to ...
Dale Mahalko's user avatar
  • 3,639
13 votes
2 answers
1k views

How to connect an Apple IIe to an external Sider hard disk drive

I am a sucker for 8 bit junk components, and recently picked up a Sider hard disk for my Apple //e. I was able to talk myself into the purchase by fondly remembering how I lusted after this piece of ...
Geo...'s user avatar
  • 9,795
4 votes
2 answers
858 views

Clonezilla SCSI HDD cloning problem

I'm trying to clone or take images of old SCSI hard disks. I use Clonezilla and at the last phase, it's written "no input". This is for 68 pin SCSI HDD. In another case, I can't see the hard disk at ...
Zozgul7's user avatar
  • 51
29 votes
1 answer
6k views

How can I take an image of a 50-pin SCSI hard-drive

I have two 50-pin SCSI hard-drives that I need to image. However, after spending quite a while searching across the Internet, I cannot find any adapters to convert the 50-pin connector to something ...
David B's user avatar
  • 293