Sunrise MoonSound and GFX9000 cartridges died suddenly after a power surge

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Par KdL

Paragon (1446)

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17-09-2020, 14:23

My SM-X has been repaired! Wink

Par lintweaker

Champion (437)

Portrait de lintweaker

17-09-2020, 14:39

Hoorah!

Par ducasp

Hero (575)

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17-09-2020, 14:47

KdL wrote:

My SM-X has been repaired! Wink

That is really nice, were you able to get your GFX9000 back in working condition?

Par KdL

Paragon (1446)

Portrait de KdL

17-09-2020, 17:46

Not yet but I'm waiting for some circuits from Spain, we'll know in the coming days.

Par KdL

Paragon (1446)

Portrait de KdL

15-10-2020, 18:22

My GFX9000 has been repaired by changing the whole VRAM and the PEEL chip. Wink

Par Grauw

Ascended (10619)

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15-10-2020, 18:48

That’s good to hear, I’m happy for you! Smile

Par Pencioner

Scribe (1507)

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15-10-2020, 19:46

Great, man. Be careful next time Smile

Par Manuel

Ascended (18944)

Portrait de Manuel

15-10-2020, 21:45

forgive my ignorance but what's a PEEL chip?

Par KdL

Paragon (1446)

Portrait de KdL

16-10-2020, 00:28

Manuel wrote:

forgive my ignorance but what's a PEEL chip?

It is a small programmable circuit that responds to I / O requests. In the case of GFX9000 it acts as an interface between MSX and V9990. Here is a generic description:
https://en.m.wikipedia.org/wiki/Generic_array_logic

Par Manuel

Ascended (18944)

Portrait de Manuel

16-10-2020, 07:47

And where is it on the board?

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