1A slow blow fuses, if you want to go fancy you could also replace with a 1a polyfuse. these work the same as traditional fuses but what happens is when there's a short etc instead of blowing the fuse and requiring a replacement to be soldered a poly fuse will just stop conducting and in effect...
@saybur it appears to still user the same cpu, however the DP83902(??) I believe is the network controller and it just looks like Foucs consolidated parts and moved to a more recent network controller, the MX98902QC used in the focus is probs similar/related to the DP83902A used in other devices...
interesting, its likely either power filtering or the more likely that the speed of the SPI bus running on that cable it putting to much EMI everywhere that's effecting the screen. being that the idc cable its going to act like an antenna you could try a quick simple hack just to see by covering...
I just had a look at that picture. what I said in my last post is still correct with regards to 9/12v AC. either will be fine to try.
also here's the latest drivers for this SCSI ethernet adaptor its a zip'd disccopy image
Im not sure what system version you plan to run this on 6/7 etc but ive...
no worries, see how you go trying 9v AC if that is unsuccessful try 12vAC, otherwise down the track if you can't get ahold of the required AC adaptor if you post a picture of the back of the pcb, myself or someone else can probably trace out the power traces from the power jack and figure out...
@aladds just had a look at you kicad files on GitHub, while I have no powerbook myself making the board shape unfamiliar to me. it looks good.
I've got a design that I made to go inside a se/30, I used the same 50pin IDC connector for the SCSI and a smaller one like you did for the ethernet to...
obviously only going on the pictures, its most likely AC, it would make sense due to the full bridge rectified located at D3 (to the left of that large 2200uF cap). however while I could be be wrong id more expect it to be 9v AC input.
you see 12v AC to DC conversion usually provides around 15v...
@saybur I wasn't expecting the dyna driver to work either, but I had the scuznet connected so I could copy some files onto the internal hd and I figured Id give the driver a go and to my surprise it worked. as for the w/r speeds fwiw the internal IDE drive (a compact flash card) peaks at around...
From what I gather the Samsung KM41C1000AP-8 is 4M x 1Bit and it would appear the Sanyo LC321000P-80 is a 1M x 1Bit Dram chip, this chart ive attached might be helpful to some as it list a bunch of generally cross compatible (speed permitted) Dram parts that have much more accessible data...
@saybur while messing around with my takky color classic system (Performa 5400 Logic Board currently overclocked from 200 to 220mhz) im using a fast compact flash card on the IDE port with the scuznet connected to the ssci port as the only device and im running Mac OS 9.
r/w speeds are around...
im a bit confused, I just downloaded and tried out After Dark for OS9 running on 9.0.4 and I was just able to copy the control Panel and the a'after dark files' folder into control panels, after I did get info and ceclicked the locked Botton and it runs fine for me. just wondering what version...
as long as you replace it with another NPN bipolar Power Transistor that meats or exceeds the original part specifications, you should be fine to 'up-rate' with a modern part. as mentioned above refer to the Datasheet to confirm not only the pinouts but also that Vces, Vebo, and hFE are similar...
I think they are called sstabalizing wires or something like that, as far as a know only trinitron displays have them. being that TV's used interlaced signals back then they tv geometry was more often or not factory tweaked so that the lines would be hidden in the scalines of the interlaced...
@saybur I think that was the issue, using mode=forcefast appears to have fixed the slow random r/w issue I was having. I tried mode=fast but it seems to perform the same as mode=normal. I know 100% that my the hdd image im doing my testing with is contiguous fwiw
regardless that issue is fixed...
haven't done much but I did use the CD-ROM support on my Takky Color Classic Build to boot and install MacOS 8.1, the scuznet seemed to work fine doing the install
ive actually just mostly finished a collar classic conversion, my advice would be to do the Takky, its a bit more work with modifying the case, but its not to hard to do really. this will give you the most options for either 68k/PPC logic boards.
modding the analogue board to support 640x480 res...
not sure if this is helpful but UDIF, the Universal disk image format that replaced NDIF when OS X came about is from what I read awhile ago based on NDIF, my understanding is that an uncompressed NDIF file internally should follow a very similar data structure/layout as UDIF files do.
might be...
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