Search found 42 matches
- Mon Aug 30, 2021 10:07 am
- Forum: Hardware
- Topic: replacement parts for MZ-80K help needed
- Replies: 16
- Views: 6714
Re: replacement parts for MZ-80K help needed
M-ROM is monitor rom 4KB prom that looks like 2332. Finding pin compatible (e)eprom replacement for it might be a bit tricky.. adapter might be needed
- Sun Aug 29, 2021 9:15 pm
- Forum: Hardware
- Topic: replacement parts for MZ-80K help needed
- Replies: 16
- Views: 6714
Re: replacement parts for MZ-80K help needed
There might be few ways of cleaning this kind of corrosion. Bath in ascetic acid (sometimes helps), and scrubbing it with some kind of abrasive material... fiber glass or brass wire pen. You might easily bend or break those pins though, especially those heavy corroded, so watch out. As others alread...
- Sat Aug 28, 2021 9:48 am
- Forum: Hardware
- Topic: MZ-80K where to start to repair
- Replies: 17
- Views: 7189
Re: MZ-80K where to start to repair
Hi Thanks for the reply I have since took the board out and found corosion on the socketed ic,s so this could be the problem I am going to replace the sockets but I am struggling to find replacement ic,s just in case for instance the cpu I can find replacement LH0080A but not the original LH0080 wi...
- Sun Mar 07, 2021 7:15 pm
- Forum: Hardware
- Topic: MZ-80B project (Floppy Disk I/O Card cloning!)
- Replies: 23
- Views: 20704
Re: MZ-80B project (Floppy Disk I/O Card cloning!)
I agree, looks interesting.
Question. Do you have any relaible source of XC95xx parts? They are obsoleted for a while now, and ebay is a bit hit or miss as a chip source
Question. Do you have any relaible source of XC95xx parts? They are obsoleted for a while now, and ebay is a bit hit or miss as a chip source
- Sun Aug 02, 2020 7:34 pm
- Forum: Off-topic
- Topic: Introduction
- Replies: 59
- Views: 72347
Re: Introduction
(...) However, do you know where I can at least get BASIC on tape from as I literally can't do anything without that. Thanks Ralph Welcome to the forum... You can download tape file with BASIC... or anything else from this site, then using for example MZF Studio or mzt2wav convert it to audio and l...
- Thu Jun 11, 2020 5:41 pm
- Forum: Hardware
- Topic: MZ 80K repair project
- Replies: 24
- Views: 21871
- Wed Jun 10, 2020 9:28 pm
- Forum: Hardware
- Topic: MZ 80K repair project
- Replies: 24
- Views: 21871
Re: MZ 80K repair project
If I look at the schematics correctly, fuse near cables you are talking about is F401, on the +12v rail. Did it blow *after* you removed it from mainboard? Because there is not much there to cause it when it's not connected to anything. That gunk is probably just kind of glue used during assembly/so...
- Sat May 16, 2020 12:32 pm
- Forum: Buy/sell
- Topic: Looking for mz800 manuals
- Replies: 1
- Views: 4519
Looking for mz800 manuals
Hi All,
All this talk about different manuals, reminded me that I need a set of manuals for my mz800. Possibly in English
Does anyone have spare ones and is willing to part with them for a reasonable price?
All this talk about different manuals, reminded me that I need a set of manuals for my mz800. Possibly in English
Does anyone have spare ones and is willing to part with them for a reasonable price?
- Fri May 15, 2020 4:19 pm
- Forum: Hardware
- Topic: Color GAL5, color board for MZ80KC/1200
- Replies: 34
- Views: 32411
Re: Color GAL5, color board for MZ80KC/1200
You can't just leave it like that The suspense is killing me, make and post those pictures please
- Thu May 07, 2020 11:42 am
- Forum: Hardware
- Topic: Color GAL5, color board for MZ80KC/1200
- Replies: 34
- Views: 32411
Re: Color GAL5, color board for MZ80KC/1200
Maybe should you both check the first page of manual? The one with publisher, print date, revision and other info.Then it will be easier to compare