Are these z70100 models rare?

I have never come across one of these before? First edition z70100. The RAM is factory socketed? The keyboard loom is multicoloured? If you notice any dirt - I haven’t cleaned it yet!

Depends probably on the country.

As you said it is the first commercial version and I think it is not really rare. I assume you will find still plenty in UK.

I have one of those of the Schneider variant and on of the other with the two keyboard connectors. I would assume before the advent of the 664 which hat another keyboard, that this would be the only variant.

If you still have the original case and the label on the backside you can probably figure out the production year etc.

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That’s the first tall-key variant, isn’t it? I think mine is like that.

yes it is.

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Yes it’s tall key - but I have never seen a z70100 before. On another forum someone had one and said that the RAM was socketed and Bryce responded that no boards had the RAM socketed? Mine looks factory socketed as well. I didn’t know whether someone might have been at it years ago - with the different loom and factory socketed RAM. Its strange.

My 464 is also this kind of different too. It doesn’t have the tubing above the heatsink, the keyboard loom is multicoloured(not pictured, def a tallkey) and the RAM is socketed. It doesn’t have that foam cube either, which given its placement is to hold the keyboard steady? Here’s a photo of the topside.

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Thank you - your 40009 ROM is socketed as well (like mine). Some interesting minor differences.

I don’t use my 464 as much as i’d like to.

Tape deck needs some maintenance that I do not have the courage to take apart that deeply to do, as well as a proper alignment, so it’s been pretty marginal for a while. Works fine other than that, so i’ve got the RSF3 hooked up to it for tinkerings while I enjoy its CRTC 0 goodness (the 6128 is crtc2 ;_; )

I do intend to fix it up properly when I can though.

I know where you are coming from - but I have just diagnosed and almost fixed up tape drive and its not as scary as it looks - it’s more annoying than anything else. Its just inevitable that the power switch or the speaker connections will break as you work on it - no matter how delicate you try to be. I hate that.

I saw too many videos where people damaged their CPC boards and lifted traces because of various factors, which I’d very like to avoid. I don’t have a moo gun(electric solder vacuum) but I wouldn’t particularly trust that not to cause some damage either.

Eventually, I’d like to socket up my CPCs and get a switcher in my 6128, so I can have a not-CRTC2 6128 (ideally crtc1, so I have all three non-plus crtc types)

I get it. I have to say I find the traces on CPC boards to be even more fragile than those on Commodore boards and if you do use electric solder vacuum - you have to be careful its not too hot. I have also learned my lessons. That said - the manual Goot vacuum pumps are great and probably less likely to cause damage as long as one is patient - which was probably the hardest lesson for me to learn.