Tech / Repair Archive

Cassette tape foam problems – chewing & bad reads

I’ve been dumping a lot of cassette media lately, and I’ve seen this problem enough to consider it a common fault.  On standard computer cassette tapes there is a piece of foam which acts like a tensioner

PLCC84 7064/7096 to Dataman 48UXP adapter

Reading ROMs and other chips can become an expensive process. Even when you’ve obtained a reader which has all the device support you need, it will tend to come with a standard ZIF socket and if the

1972 TONY coin-op Mahjong bartop

I was browsing Yahoo auctions recently looking for Mahjong control panels and an IMAX MJ adapter loom, when I came across an unusual little bartop machine, the “TONY”.  The description stated that they’d plugged it in and

TourVision – display board add-ons finally discovered

I’ve had the good fortune to locate some of the add-on score display panels which were previously only seen in a flyer image, and testing them has helped me learn more about just what the “score” is. 

TourVision HuCard adapters & BIOS 6.x

Well here it is, I’d been planning to make some of these for a long time and finally found the time and energy to do so.  TourVision carts are getting expensive.  I think part of this may

Tourvision BIOS tool & updates

I’ve updated the Tourvision BIOS post, there’s a new version of the BIOS decoder tool that offers different output formats including one that tells you what all the bytes actually do, it now supports multiple BIOS versions

Irem capacitor update & Artemio video

Artemio (@artemio) has made a video discussing the issues with leaking capacitors on Irem and Konami boards (the infamous sound custom).  I’ve updated the Irem games and leaking capacitors article here with the cap list for M99

SNES 4 slot arcade switcher

I recently obtained this from another member of The Dumping Union group, if you’ve seen my Tourvision posts then you’ll understand how eager I was to obtain a similar unit for a different system.  So without further

Cassette collecting – the mould problem

Living as I do in the UK and being the age I am, I grew up with home computers being my primary gaming experience with arcades being a rare treat if we visited the coast.  In the

TourVision – V1 cart support rail

Just a little update – when I obtained the V1 system it seemed odd that there was no physical support for the carts and that they’d just use their edge connector to stay in place.  The rail