Quantum ATL-7100 DLT Changer in SLC

Chris Zach cz at alembic.crystel.com
Sat Apr 9 08:37:23 CDT 2022


I have this strong desire to pick this up and install TK70 tape units. 
Finally I can back up my pdp11 items in style :-)

C

On 4/8/2022 11:58 PM, Tim Riker via cctalk wrote:
> I have a Quantum ATL-7100 100 tape DLT changer. Last I checked it worked 
> fine. It's almost as big as a fridge. I have around 100 tapes for it, 
> not all the same density. It uses fast/wide scsi-3 differential for the 
> drives. I think I have 2 working drives in the cabinet plus one or 2 
> separate external drives.
> 
> I think my drives are DLT-7000 or similar which gives a total capacity 
> of 7TB.
> 
> Upgraded with SDLT 220 drives and tapes the chassis would have a 
> capacity of 22TB.
> 
> Anyone interested in picking this up in South Jordan Utah? (outside Salt 
> Lake City).
> 
> The only issues I know about it, is the tape loading pivoting door is 
> not quite rotating correctly, and I replaced one of the AT power 
> supplies with a unit that is NOT autoswitching. So if you want to run 
> the unit on 220V instead of 110, you will need to change the chassis and 
> the replaced internal power supply.
> 
> It's really fun to load it up with tapes, then tell it to auto-shuffle 
> them. I have the door hot wired so you can open the door while it's 
> operating. Easy to restore the switch if you don't want to.
> 
> Photos here:
> 
> https://rikers.org/gallery/hardware-atl7100
> 
> Interested, please email directly, I don't check the list very often.
> 
> Tim
> 


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