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PostPosted: Fri May 08, 2020 6:11 am 

Joined: Thu Feb 13, 2020 7:37 am
Posts: 74
Location: Flatlands of Kansas
Working through my piles...

First, I see in the Sell Material list that he buys plugs? The Boardsort sample photo isn't very large, but are these in the first photo included, as well as the adapters in the back row?


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Plugs1.jpg
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PostPosted: Fri May 08, 2020 6:22 am 

Joined: Thu Feb 13, 2020 7:37 am
Posts: 74
Location: Flatlands of Kansas
Now a few boards...

5-8-1 both sides

5-8-2 both sides

5-8-3 Very long finger card with many chips

5-8-4 has one more ISA type slot on the back side


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5-8-2.jpg
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5-8-2a.jpg
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5-8-3.jpg
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5-8-4.jpg
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PostPosted: Fri May 08, 2020 10:48 am 
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Location: Low DOS
Yes. Looks like everything in the top photo probably qualifies.

1)low telco
2)peripheral
3)high telco
4)Backplane

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PostPosted: Fri May 08, 2020 3:31 pm 

Joined: Thu Feb 13, 2020 7:37 am
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Location: Flatlands of Kansas
What makes the difference between 1 Low Telco and 3 High Telco? The gold fingers?

And the difference between 1 Low Telco and 2 Peripheral is all the gold pin connectors? Or the large chips?


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PostPosted: Fri May 08, 2020 4:50 pm 
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Location: Low DOS
1 high density BGAs with pin connectors
2 low density board
3 very high density board. Gold edge connector (gold fingers). And it’s a memory expansion board.

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PostPosted: Fri May 08, 2020 5:43 pm 

Joined: Thu Feb 13, 2020 7:37 am
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Location: Flatlands of Kansas
Cool. I have several of those memory expansion boards.

For the floppy motor boards with metal backing without copper motor base, I have separated a couple from the metal base, and on others I think I can drill out the stamped post the green board is attached to and separate.

But for those where the circuit board appears to be printed directly on the metal or it's a very thin laminate that isn't easily peeled off, I'm thinking I'd be better off to just scrape off the components I can (ICs, MLCCs, Tantalum caps, TFRs), and toss the thing in my scrap steel. I only have about a dozen of those.

I have a growing pile of small pieces of boards, tiny boards with maybe a couple of caps or resistors, and loose discrete components that have separated (so far mostly resistors and caps). Should I just bag all that stuff together and call it... what?

Amber colored tape/ribbon cable that has components on it from hard drives and CD/DVD drives--some ICs, but a lot of MLCCs and TFRs--how is that classified?


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PostPosted: Fri May 08, 2020 8:01 pm 
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Boards on steel are generally low grade. Mid with the full motor attached
Boards on aluminium are usually midgrade
Removing the thin board is not really ideal since most will Still be midgrade.

Most of those tiny power and relay boards are midgrade.

Laminated ribbon cables. Cut out components (midgrade) from the ‘wire’.
Cut off ends and connectors. Connectors are gold pin connectors. Gold edges are clean gold fingers. Silver, nickel, tin go with SNT ram.
Remaining wire is wire.

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PostPosted: Sat May 09, 2020 5:37 am 

Joined: Thu Feb 13, 2020 7:37 am
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Location: Flatlands of Kansas
5-9-1 This is what I meant by small boards and pieces of broken boards (some of this from devices that somebody did the Office Space printer treatment to), and loose components that broke off. Some of these pieces have several components attached. Some are no more than a corner or chunk of green board with some circuit trace attached and maybe a bit of solder.

Am I better off just melting off the solder for another purpose I have for it, and throwing what's left in the trash?

You can see two large caps in here, and there are quite a few loose aluminum caps that I took off the plastic.


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File comment: 5-9-1 This is what I meant by small boards and pieces of broken boards
5-9-1.jpg
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File comment: 5-9-2 - Three different drive boards
5-9-2.jpg
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File comment: Back of 5-9-3
5-9-3A.jpg
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File comment: Front of 5-9-3
5-9-3.jpg
5-9-3.jpg [ 466.99 KiB | Viewed 2903 times ]
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PostPosted: Sat May 09, 2020 5:41 am 

Joined: Thu Feb 13, 2020 7:37 am
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Location: Flatlands of Kansas
Oh, and motherboards--I watched the video on sorting motherboards, but AFTER I thought I was being helpful and removed the metal from the metal socket boards to eliminate wasteful weight. How are those categorized now?


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PostPosted: Sat May 09, 2020 1:06 pm 
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Sadly the first photo m, I don’t have a better word than junk. Chris would probably still go low grade for it.

In not quite sure on the left one. Middle is hard drive board. Right it cd/dvd

Both low grade

Metal socket board are such with or without a the metal clamp.

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