Category Archives: Nintendo

Nintendo

Nintendo AV Famicom With Switchless NESRGB Maintenance

My Nintendo AV Famicom that I equipped with a switchless NESRGB solution in 2016 is spending most of its days on a shelf as a backup console. It still needs some maintenance, which I will cover in this article: cleaning, securing the NESRGB, placing the LED and repairing the expansion port cover.

Last week, I just wanted to quickly test some Famicom carts and realised that the console wasn’t outputting any picture or sound. There was still a reaction on the TV though: black picture and a crackling sound when I switched it off. Fearing the worst, I opened it up and saw my favourite insulation tape. However, as I’ve learned in the past, this stuff disintegrates over the years and sticks to everything, so now I was apparently in for not only a repair but also a clean. I opened the console and plugged it in again. When I removed some of the insulating tape, graphics rubbish suddenly appeared on the TV. On closer inspection, I realised that the NESRGB board was tilted slightly backwards. It must have come loose at some point.

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Hori Joystick-7 for Famicom Repair

This Hori Joystick-7 (HJ-7) for the Nintendo Famicom has been sitting on my shelf for many years. When I finally took it out to use it for the first time, I noticed that the stick got stuck when moving it all the way to the left or right. In this article, I will open it up and fix that issue.

Hori Joystick-7 (HJ-7) for Famicom
Hori Joystick-7 (HJ-7) for Famicom
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SD2SNES Pro SuperCIC Compatibility

Today, I wanted to try out the pre-release sgb06 firmware. It is a fork of the original SD2SNES (aka FXPAK) firmware and implements support for the Nintendo Super Game Boy 2. After I had set everything up, I was wondering why the SuperCIC was disabled. I remembered then that I had bought a SD2SNES Pro last year, but never used it because of this:

Right now, it seems to have a bug when used in combination with a SuperCIC. As soon as the SuperCIC is enabled in the configuration, there is no picture and sync is lost (also, weird readings on the OSSC display). Upon switching the frequency, the LED of the console turns red and is stuck in that status. According to this thread, a firmware update is needed for one of the SuperCIC chips. I’m looking forward to see if this can be resolved through a SD2SNES firmware update. Otherwise, I’ll have to desolder and flash one of the SuperCIC chips.

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SD2SNES Mk.III / SD2SNES Pro

This has arrived today from Ukraine: The new SD2SNES Mk.III aka SD2SNES Pro, designed by ikari_01 and manufactured by Krikzz.

Right now, it seems to have a bug when used in combination with a SuperCIC. As soon as the SuperCIC is enabled in the configuration, there is no picture and sync is lost (also, weird readings on the OSSC display). Upon switching the frequency, the LED of the console turns red and is stuck in that status. According to this thread, a firmware update is needed for one of the SuperCIC chips. I’m looking forward to see if this can be resolved through a SD2SNES firmware update. Otherwise, I’ll have to desolder and flash one of the SuperCIC chips.

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SD2SNES Rev. E1 Upgrade to Rev. H

This is an old rev. E1 SD2SNES cart, that I’ve bought several years ago from Krikzz.

SD2SNES Rev. E1
SD2SNES Rev. E1

SD2SNES did undergo some revision changes in the last couple of years. First there was Rev. F, that fixed some interference with 1CHIP units. Then there was Rev. G, that fed the DAC with +5V to improve the MSU-1 volume (and added some noise). And finally in Rev. H, the +5V change was reverted and an opamp added to fix the MSU-1 volume for good.
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Ultraman Club: Spokon Fight!! for Datach

Today the second game for the Datach Joint ROM System was waiting for me at the post office. I’m glad to have found it for a decent price as these mini cartridges and barcode cards are quite rare and/or pricey.

Ultraman Club: Spokon Fight!! (ウルトラマン倶楽部 スポ根ファイト!!) is a track and field / Olympics game with characters from the Ultraman universe. It contains a Datach mini cartridge and 40 barcode cards (including two blanks).

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