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Neo Geo Tech Support
For all your Neo Geo Tech Needs. This includes the Legendary
Unibios.
NeoSD (Legacy) Tech Forum
Legacy NeoSD technical support
Threads
37
Posts
3.2K
Threads
37
Posts
3.2K
Games with Glitchy Graphics on the NeoSD
Jan 24, 2026
Neo Alec
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The Neo Geo's Compatibility with Your TV
Xian Xi
Apr 25, 2009
13
14
15
Replies
360
Views
413K
Aug 15, 2026
leon880314
Sticky
Universe Bios 4.0 MVS/AES released!
Razoola
May 6, 2018
5
6
7
Replies
173
Views
177K
May 4, 2026
Moob Butter
Sticky
PCM Sound & Stability Fixes Multicarts - 120 in 1, 138 in 1, 161 in 1 and others.
GadgetUK
Feb 14, 2015
11
12
13
Replies
313
Views
387K
Mar 9, 2025
Hansuke
S
Sticky
Neo Diagnostics ROMs
smkdan
Aug 1, 2012
10
11
12
Replies
279
Views
347K
Jan 13, 2025
acem77
Sticky
Neo Geo CD Universe Bios 3.3 Released!
Razoola
Apr 3, 2016
2
Replies
33
Views
72K
Jan 14, 2022
geladobom
Sticky
The audio issue of AES revision 3-4
MKL
May 16, 2010
2
3
4
Replies
82
Views
166K
Feb 18, 2019
FBX
Normal Threads
MV1F - wiring to the 4-pin headphone pins
Ghaleon
Yesterday at 11:57 AM
Replies
11
Views
132
Today at 3:56 AM
lampje
L
Z80 error - anything I need to know about replacing ?
Ghaleon
Thursday at 1:25 PM
Replies
7
Views
120
Yesterday at 11:57 AM
lampje
L
L
Burning fight.
lampje
Yesterday at 3:56 AM
Replies
4
Views
116
Yesterday at 11:48 AM
lampje
L
Graphics glitches on MVS MV2F
scottz29
Aug 3, 2026
Replies
12
Views
327
Yesterday at 3:15 AM
lampje
L
J
MV2 - graphic glitch - help to find out the possible defect
JFBFR75
Jul 29, 2026
2
Replies
33
Views
1K
Wednesday at 2:36 PM
JFBFR75
J
Replacement hardware (hex standoffs/spacers, bolts, nuts, washers) for MVS multislot boards
wyo
Monday at 9:53 PM
Replies
2
Views
209
Monday at 10:28 PM
wyo
NEO GEO MVH SLOT 1 Graphics Problems
leon880314
Sunday at 10:46 AM
Replies
2
Views
72
Sunday at 12:15 PM
lampje
L
P
Pc-2-neo link cable and questions
pegboy
Aug 7, 2026
Replies
5
Views
242
Aug 8, 2026
pegboy
P
L
Z80 error.
lampje
Jun 5, 2026
2
Replies
30
Views
1K
Aug 7, 2026
lampje
L
R
Mv2 Crosshatch
rain3
Jul 9, 2026
Replies
8
Views
371
Jul 27, 2026
rain3
R
I
NEO-GEO AES 3-5, which power supply to use?
IntvCruise
Jul 12, 2026
Replies
18
Views
759
Jul 15, 2026
Dr. Jigglin
A
NEO-MVH MV1 Rebooting
alexqts
Jul 2, 2026
Replies
10
Views
458
Jul 7, 2026
alexqts
A
What mod is this for the Aes 3-5?
Gaston
May 23, 2026
Replies
13
Views
541
Jul 5, 2026
doughboy
D
D
161 in 1 V2 MVS via furrtek fusion on Unibios AES
doughboy
Jul 5, 2026
Replies
0
Views
73
Jul 5, 2026
doughboy
D
M
mvs cartridge, no sound and loud high pitch whine issue
marcao_cfh
Jun 28, 2026
Replies
5
Views
262
Jul 3, 2026
lampje
L
2MB (or less) C ROMs on a CHA512?
CloudGamerX
Jul 3, 2026
Replies
0
Views
84
Jul 3, 2026
CloudGamerX
A
MV1FT Garbled Screen with Diag BIOS
alexqts
Jun 4, 2026
Replies
9
Views
471
Jul 3, 2026
lampje
L
Windjammers Unibios codes?
mastamuzz
Jul 5, 2011
Replies
19
Views
3K
Jul 2, 2026
lithy
Dead Metal Slug 4 Cartridge
Rustler77
Jun 17, 2025
2
Replies
33
Views
3K
Jun 28, 2026
Rustler77
S
MV1FZS glitches
skylab
Apr 27, 2026
Replies
2
Views
239
Jun 26, 2026
skylab
S
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