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ack
15 Year Member
Ninja Combat Warrior
·
From
Seattle, WA
Joined
Apr 9, 2009
Last seen
Yesterday at 8:47 PM
Posts
543
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ack
replied to the thread
MV1FZS And one cart problem
.
There is definitely something wrong related to those ram chips. I'm a bit suspect its not the chips themselves, as it seems unlikely...
Friday at 11:35 AM
ack
replied to the thread
MV1FZS And one cart problem
.
Yes those are the ones.
Thursday at 1:28 PM
ack
replied to the thread
MV1FZS And one cart problem
.
The combination of those 2 diag bios errors points to neither ram chip being writable. I would check for activity on the WE pin on both...
Wednesday at 6:58 PM
ack
reacted to
polygon4649's post
in the thread
Rainbow colors on Samurai Showdown 1 and 2
with
Like
.
Just wanted to post an update on this, I got the HD retro vision cables today and it cleaned the problem right up as a couple of you...
May 6, 2024
ack
reacted to
philjay's post
in the thread
Neo geo 3-5 graphic issue
with
Like
.
Solved, was the 1MB pad on Neo B1
Apr 30, 2024
ack
replied to the thread
Consolized MV-1B hw test failed
.
https://wiki.neogeodev.org/index.php?title=NEO-GRC2 - check continuity between NEO-GRC2 D0-D15 to the CPU (I dont know off the top of...
Apr 27, 2024
ack
reacted to
Captain Past's post
in the thread
NEO-AES3-6 VRAM issues
with
Like
.
Thank you very much for your help. The F10 trace was indeed the problem. Everything seems to be working fine now. 😄
Apr 22, 2024
ack
replied to the thread
NEO-AES3-6 VRAM issues
.
That diag error is saying there is something wrong with the upper 2k vram chip or one of the traces to it...
Apr 21, 2024
ack
reacted to
letsgomexd's post
in the thread
Neo Geo 3-4 Strange Audio.
with
Like
.
Update: I fixed it. There was a broken trace connecting the cartridge slot to the SRAM chip. I found it when I was installing a socket...
Apr 18, 2024
ack
replied to the thread
z80 error
.
It could be either, or the z80's ram. However the first thing you should do is clean your cart's edge connector and the cart slot.
Mar 25, 2024
ack
reacted to
The Webmiester's post
in the thread
MV-4F - dots in sprite/background layers only on right side of screen
with
Like
.
Just to wrap this up, a NOS PRO-B0 chip fixed up my problem completely.
Mar 4, 2024
ack
replied to the thread
Rengual's faulty MV4-FS & MV4-F
.
For the MV4-FS I don't think it will have anything to do with the ZMC2, since that is specific to sprite data. The images show the...
Feb 13, 2024
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