Category: Repair
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NEC PC Engine Duo console
Status: Successfully repaired on 5/3/2020 My friend owned a previously-modded NEC PC Engine Duo that no longer powered on. I agreed to take a look at it for him. There was one heck of an eyesore waiting inside… Looks like a fine mess of Chong caps, hot glue, leaked electrolytic and a giant physical region…
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Sega Genesis Model 2 – VA3 console
Status: Successfully repaired on 8/12/2020 I recently installed a Triple Bypass for my Genesis 2 VA3, and I thought it was good to go-it played carts fine. However I soon discovered that 32X, Virtua Racing and the Mega Everdrive Pro wouldn’t boot. It turns out a connecting via for Pin B11 was rotted out. I…
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Nintendo Donkey Kong arcade PCB
Status: Successfully repaired on 9/28/2020 A Nintendo Donkey Kong board came in for both a capacitor replacement and repair. The board had an issue where everything displayed in blue. Fortunately Donkey Kong is an early board and is well documented. A little Googleing turned up a thorough list of possible culprits.https://www.brasington.org/arcade/tech/dk/ This blog pointed me…
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Capcom CPS3 arcade PCB #2
Status: Successfully repaired on 2/21/2022 In for repair was a Capcom CPS3 board with a fussy security cart slot – it was difficult to get the board to boot and even when it did, the game would crash randomly. Fortunately the security card slot is identical to the PCI slot on a PC motherboard, so…
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Sammy Seta Visco SSV Multi arcade PCB
Status: Successfully repaired on 7/16/2022 I purchased this SSV 4-in-1 Multi ROM board for the shmups on it – Change Air Blade, Vasara, Vasara 2 and Ultra X Weapons. They are available from AliExpress (China). Unfortunately the board arrived with poor solder joints which caused glitches in the background tiles. Repairing the board was as…
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Namco NB-2 Outfoxies arcade PCB #1
Status: Paused as of 2/22/2022 but I’ll get back to it eventually. The ROM board suffers from several rotted traces and will need a bunch of patch wires. In for repair is a Namco Outfoxies PCB, running on Namco’s NB-2 platform. NB-2 has a large mainboard and a ROM daughterboard. The ROMs on the daughterboard…
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Capcom CPS3 arcade PCB #1
Status: Repaired successfully between February 13, 2021 and March 9, 2021. I purchased a Capcom CP3 arcade board untested at a discount from Yahoo Auctions Japan. Protip: Never buy untested electronics. When the board arrived, I attempted to boot it up, but received an “EPROM ERROR” message. Researching the board, it turns out that CPS3…
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Sega System 18 arcade PCB
Status: Returned to owner still malfunctioning on 3/24/2023. Diagnostics started on 12/19/2022 In for repair is a Sega System 18 board, home to a handful of Sega classics such as Shadow Dancer, Michael Jackson’s Moonwalker and Alien Storm. System 18 is a enhanced version of the System 16 board, but while System 16 has schematics…
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Namco NB-2 Outfoxies arcade PCB #2
Status: Successfully Repaired on 4/16/2022 In for repair was a Namco Outfoxies arcade board. The game booted up and played fine with one player, but in two player mode Left, Down, and Button 1 wouldn’t work for Player 2. Tracing the Player 2 control signals from the JAMMA connector, I discovered that they stopped almost…
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Taito G-Net arcade PCB
Status: Successfully Repaired on 1/31/2022 I’ve had a Taito G-Net board sitting in the repair queue for a few months, and I finally tackled it this weekend. This board had an issue where Coin 1 was shorting to Ground, causing games to constantly reboot with a Coin Error message. Enabling DIP Switch 4 lets you…