The Blog

Sega Saturn Model 1 Power Supply Issues

Nix McRetro // 24th March 2012 // Repairs, Sega

Here’s how to replicate the fault: - Run the Saturn for an hour or more so it becomes nice and toasty. I found that the music player was more than sufficient to do this. - Next disassemble the Saturn apart while it is still nice and warm and video record... Continue reading

Amstrad Sega Mega PC Controller

Nix McRetro // 24th March 2012 // IBM PC, Sega

Picked this up on eBay from the UK and have given it a bit of a clean out. It has become my favourite Mega Drive controller now. The insides are equal to another Mega Drive controller I cleaned out yesterday also - sadly it had some tabs snapped off the... Continue reading

Amstrad Sega Mega PC Disassembled

Nix McRetro // 22nd March 2012 // IBM PC, Repairs, Sega

An Amstrad Mega PC overview. A Sega Mega Drive ISA card is installed. Arrived in not-so-good condition with corrosion from the NiCad battery. Continue reading

Co-Processors and You

Nix McRetro // 22nd March 2012 // IBM PC, Repairs, Sega

Or more specifically co-processors for the Amstrad Mega PC or Amstrad Mega Plus PC. The ULSI Advanced Math Coprocessor for 33MHz SX / SLC CPUs. Date code 9401. US83S87. 387SX co-processors pair up with either the 386SX or the 486SLC. You cannot install a DX type co-processor with an SX... Continue reading

Amstrad Sega Mega PC Upgrades

Nix McRetro // 21st March 2012 // IBM PC, Repairs, Sega

Browsing the internet I came across an Amstrad PC7486SLC motherboard. I couldn’t help but notice the striking similarity with the Amstrad Mega PC motherboard. And with all my issues with hard drive controllers on the Mega PC, I figured it wouldn’t be a bad idea to have another motherboard for... Continue reading