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  1. S

    MV1FZS with vertical lines

    Hi everyone, I have an MV1FZS board that shows graphic glitches and vertical lines. I tested the board with the diagnostic BIOS v0.19a02, and it passes all the tests. The artifacts are visible only when running games. Could it be related to the L0 ROM or the LSPC2-A2? I’ve used a logic probe to...
  2. S

    Neo Geo MV1FZ garbage screen but no click of death

    @StormyNormy I used diagnostics bios 0.19 and unibios 4.0 with same results. I repaired other mvs with working/backup/video ram problems or other chip like maskrom L0 but the diagnostic bios always started.
  3. S

    Neo Geo MV1FZ garbage screen but no click of death

    @StormyNormy test/service buttons and dip switches do nothing with original bios and unibios. They are not used in the diagnostics bios.
  4. S

    Neo Geo MV1FZ garbage screen but no click of death

    I'll try but I don't think it will change anything, I've already tried with diagnostics bios 0.19 and I always get the same result :(
  5. S

    Neo Geo MV1FZ garbage screen but no click of death

    Hi guys. I have a mvf1z board and I consolized it. I used it with a 161 in 1 cartridge. It worked very well for a few days but today I turn on the board and not works. I get this garbage (with and without cart): No audio and no click of death. I get the same pattern with unibios 4.0, original...
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