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M
maki
Edo Express Delivery Guy
·
From
Munich, Germany
Joined
Jan 1, 2022
Last seen
Apr 19, 2024
Posts
334
Reaction score
180
Points
43
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About
M
maki
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 19, 2024
M
maki
reacted to
kuro68k's post
in the thread
AES3-4 repair with low voltage.
with
Like
.
Okay, I fixed the palette RAM issue. First I got the diag BIOS to work by flashing it another dozen times. Sometimes a single flash...
Apr 8, 2024
M
maki
replied to the thread
Problem with motherboard mvs1f
.
@konrad what was the problem, how did you fix it?
Apr 8, 2024
M
maki
replied to the thread
AES3-4 repair with low voltage.
.
use the headphone jack, its what god made it for: stereo sound no need to hack up an AES ;)
Apr 7, 2024
M
maki
reacted to
kuro68k's post
in the thread
AES3-4 repair with low voltage.
with
Like
.
I traced out both the palette RAM chips and all connections look good, no shorts or breaks. So the chips themselves are suspect. I'll...
Apr 7, 2024
M
maki
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 5, 2024
M
maki
reacted to
Rengual's post
in the thread
Rengual's faulty MV4-FS & MV4-F
with
Like
.
Hey guys! I have new informations about my MVSs. MV4-FS: I first cleaned the boards very thoroughly. There was a lot of dirt and...
Mar 3, 2024
M
maki
replied to the thread
MV-4F - dots in sprite/background layers only on right side of screen
.
try the DIAG BIOS also, the MV-4F has the newer chipset, not the first one
Feb 16, 2024
M
maki
replied to the thread
Rengual's faulty MV4-FS & MV4-F
.
thats a well known problem first thing is always: REMOVE THE OLD BATTERY ASAP don't wait for it to leak and damage the PCB (lots of...
Feb 16, 2024
M
maki
replied to the thread
Rengual's faulty MV4-FS & MV4-F
.
The MV4-FS has lots of ASIC for buffering and multiplexing on the top board. I had really weird errors similar to the ones shown on a...
Feb 14, 2024
M
maki
reacted to
Rengual's post
in the thread
Rengual's faulty MV4-FS & MV4-F
with
Like
.
Hello Guys. Thanks for having me! Fortunately a am now able to talk with you. I hope my English is good enough to explain my problem to...
Feb 14, 2024
M
maki
reacted to
konrad's post
in the thread
Problem with motherboard mvs1f
with
Like
.
Thanks maki I'll look at it. greetings
Feb 13, 2024
M
maki
replied to the thread
Problem with motherboard mvs1f
.
AFAIK the NeoGeo doesn't calculate zoom on sprites, instead it uses a lookup table which is in the L0 ROM...
Feb 7, 2024
M
maki
replied to the thread
MVS 161-n-1 wont load games
.
There is a pinned thread about problems with the 161 in 1 module, I had to resolder things so mine would work properly
Feb 7, 2024
M
maki
replied to the thread
Neo Geo AES US Console - Small Black Pixels
.
I had similar experiences with 5V AES when it comes to the PSU and 161-in-1 carts, the regulation is relatively "far away" from the...
Jan 30, 2024
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