Recent content by shinobi3

anyone know the equivalent Taito C85 03 ic65 ? Thanks.

Hi Ninja kids original, but bad background. Can you help me? I think that Taito 06 o Taito 07 is bad, but i dont know the equivalent. the two eproms are ok. I tried change Taito 06 and 07 by 271001 but dont work. Rom info. http://www.mamest.com/game/ninjak# Thanks you.

Can anyone guide me a little?

It had a path to a ram HM65256BLSP that was cut in an io pin. the sound works well, the game seems to be going well, but the background is the color white, very high. the result now is this. I can not put into test mode, because the blue screen appears. Thanks

B and C board work good in another A board, the problem is A board. thanks

I've been looking at basic signs quickly. The reset signal and halt ok the clk ok and it appears that the data and address signals pressed. Everything seems to work fine, but no picture on screen, but hear sound random, but funny thing happens when the sound ends, the processor signals...

the problem is in the 1 st floor, I guess the cpu, because I changed the other floors for another game and is the same. Sometimes i can see this static picture. What is the cpu chip? How I can verify if this is the fault? I have logic probe. The game has no suicide battery. thanks for...

hi. I have got a cps1 pcb, when i turn on, the picture es black, and i can hear a sound, but it is a random sound. Can you help me ? thanks.

repair log neo geo http://www.arcadecomponents.com/repairlogs.html

I saw a custom chip smc, which has rust on the pins, is far from the N4, but could be the fault. Is there any way to clean it? Perhaps with a little solder paste?

cowboy o moo mesa original Konami, N4 DEVICE ERROR. Hi The pcb not work, only display N4 DEVICE ERROR. The chip N4 is a custom Konami 053990. Do you have any idea? Thank you

the problem was a 74LS10 which activated the wr in the two ram. lines of the rams had no signal, I was lucky .. thank you.

Hi When turn on it, it show a test, there are two error. 12F error 12G error In the pcb there are two chips, mb8464a-10 position 12F, and mb8464a-10 position 12G. It is not often that two chips bad at same time. Can you help me?

Chassis had a house full of dust, and I began to try to revive it. I have taken some measures to see if you can guide me a bit. SP4 -> 109V SP3 -> 127V BUS508A -> central 109v. TDA1675A -> pin14 v 0.63 Flyback -> pin 1 and 3 109V. WITH DISABLING D10, the fan turns, but time stops...

how much cost pcb + shipping to spain code 11500 ? can you show me some pictures ? has the pcb got suicide battery ?