General Jamma and pre-Jamma

This is the right Forum if you have any project for converting General Jamma Boards or Pre-Jamma boards.

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Threads

	Replies	Likes	Views	Last Reply
Pinned How to tell the difference between Irem M72, M81, M82, M84, and M85 Hardware 1 2 twistedsymphony Jul 14th 2018, 9:27pm Retro Arcade 562 Oct 5th 2018, 7:39pm	22	+12	8,027	Retro Arcade 562 Oct 5th 2018, 7:39pm
Lei Shen Zhuan / Battle Garegga hack - Help / Advice needed 1 2 yosai Jan 30th 2019, 5:35am kuze Dec 6th 2019, 10:16pm	38	+1	1,445	kuze Dec 6th 2019, 10:16pm
Can you fix my Sega System 18 Alien Storm pcb? Pics Added! brentradio Oct 27th 2019, 12:47pm brentradio Dec 5th 2019, 5:48am	13	+1	414	brentradio Dec 5th 2019, 5:48am
Gunbird 2 Owners - Can Someone Check Capacitor "C1" for me? kuze Dec 3rd 2019, 5:23pm kuze Dec 3rd 2019, 6:59pm	4		92	kuze Dec 3rd 2019, 6:59pm
EXAMU eX-Board owners thread 1 2 twistedsymphony Oct 24th 2019, 12:26am twistedsymphony Dec 3rd 2019, 12:00pm	32	+2	1,122	twistedsymphony Dec 3rd 2019, 12:00pm
Original Pac-Man PCB - How to Clean safely? FluxChiller Dec 1st 2019, 5:40pm FluxChiller Dec 1st 2019, 7:24pm	5		108	FluxChiller Dec 1st 2019, 7:24pm
Brezzasoft Crystal System conversions 1 2 3 … 11 rewrite Jul 1st 2019, 8:32pm djsheep Nov 30th 2019, 2:34pm	215		12,637	djsheep Nov 30th 2019, 2:34pm
Jamma Sync adjustment PCB for non-arcade monitors (2 solutions inside) 1 2 3 waiwainl Sep 16th 2018, 2:22pm AlxUnderBase Nov 27th 2019, 9:38am	58	+2	6,863	AlxUnderBase Nov 27th 2019, 9:38am
Captain America and the Avengers - Data East - Issues EVAWINGZERO Nov 26th 2019, 4:49am EVAWINGZERO Nov 26th 2019, 4:49am	0		57
Konami GX Conversions? 1 2 Sjlewis78 Sep 15th 2018, 2:59am bytestorm Nov 25th 2019, 4:57am	22		2,763	bytestorm Nov 25th 2019, 4:57am
Tmnt / TMHT question :) Escarioth Nov 6th 2019, 5:02pm MoppelTheWhale Nov 24th 2019, 8:11pm	12	+1	290	MoppelTheWhale Nov 24th 2019, 8:11pm
Street Fighter EX2 to EX2 Plus Conversion - Possible? yavuzg Jan 28th 2018, 8:04pm wasspat Nov 23rd 2019, 1:59pm	10		1,424	wasspat Nov 23rd 2019, 1:59pm
Can anyone identify this Arcade CP ‘hinge’? nam9 Oct 25th 2019, 9:12am hursit Nov 20th 2019, 5:04pm	6		325	hursit Nov 20th 2019, 5:04pm
Namco NB-1 conversion to Nebula’s Ray 1 2 3 4 5 LaTraille Mar 14th 2018, 3:13pm hardyhell Nov 20th 2019, 7:07am	95		21,599	hardyhell Nov 20th 2019, 7:07am
Need someboy to check / repair my arcade PCB's Nodoyuna Nov 18th 2019, 1:23pm Nodoyuna Nov 18th 2019, 6:22pm	2		135	Nodoyuna Nov 18th 2019, 6:22pm
Safe voltage levels for Jamma button input? buffi Nov 17th 2019, 8:15am buffi Nov 17th 2019, 10:17am	4		125	buffi Nov 17th 2019, 10:17am
Interest Check: Darksoft Namco System 12 Multi - unofficial 1 2 ekorz Oct 10th 2018, 2:20pm the Goat Nov 14th 2019, 2:19pm	37	+1	3,796	the Goat Nov 14th 2019, 2:19pm
IREM PCB Dragon Breed M72 no sprites, RAM NG, ROM OK Maskman Nov 9th 2019, 9:46pm Maskman Nov 14th 2019, 11:15am	12		383	Maskman Nov 14th 2019, 11:15am
Who is still doing Neo Geo side art? nam9 Nov 1st 2019, 7:28pm nam9 Nov 13th 2019, 6:01pm	3		216	nam9 Nov 13th 2019, 6:01pm
Multiple MVS 4 Slot Repair Log - In Progress xodaraP Sep 15th 2019, 7:24am xodaraP Nov 10th 2019, 11:28am	6	+2	219	xodaraP Nov 10th 2019, 11:28am