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Can anyone tell me on 6A on the video board where this trace goes. I scratched the end of it it was solid masked and just looked like it ended at the 74ls04 chip I removed. Checked the schematics and can't find anything hooking to the chip all other traces on schematics had continuity. If anyone...

Who can tell me what this is on a circuit board the markings show fljh 271 and it is the item pictured in the image with the top blown off has three soldered legs. Also printed on the board is the words FL

Just a shoutout to buffet for coming over today. After I repaired my broken Wells Gardner U-5000 Monitor he ran his rejuvinator on it and the colors are vibrant and bright. All I need now is to add a new flyback. Hey, Buffet hope those 5 monitor bezels we made today work out ok. See you when...

Symptoms: Board would not boot. Repair: 1.Replaced 1 Z40A CPU that was missing from socket on cpu board.Turned game on and garbage on screen. 2.Verified all Eproms were good, but 7A on CPU board was bad and 5N on Video board was bad. Erased and reburned new images. Turned game back on and still...

Check this out. Man I almost pulled the trigger but I couldn't figure out how much cash he wanted me to give him with the pinball machine. Some crappy Walmart weed eaters I can pick up in someones trash and some K-mart brand tools plus cash even though they didn't say they were giving the cash...

Member smalltownguy sent me this boardset to see if I could fix it. With all my work and stuff here is an update to the repair. Symptoms board would freeze up and graphic issues plus sound doesn't work. -Verified all Eproms and all Eproms tested good. -Replaced 4 2114 ram on CPU board and...

If you have a compact flash kit but you dont have the game but everything on the game board works through its boot up all sysyems checks pass. My question is how do you image the files needed to put on the flash card? Do you use all three files if in mame it has two roms and one chd file and...

Anyone have any of these I can't find a datasheet on them. They are 22 pin and the manual only lists them as 256 X 1 ram. The markings on the chips 8023 E36.

Board from member capnswab Symptoms: Non Booting I must say this was one of the cleanest newest looking best kept DK boardset I have seen. Ok! so here we go again another DK wont do anything. Before I start I always use a brand new Z80A so I can almost rule it out unless the socket is bad. 1...

Ok Received this 2 boardset from member Phoennix for repair and it had issues. I took a few pics along the way to help people in seeing some photos of what something does to a board. Board did not come up at all. 1. Pulled all Eproms and found all Eproms on the video board were either corrupt...

Here are 2 games in VA cheap http://washingtondc.craigslist.org/nva/clt/2871976999.html

Does anyone know the value of inductance of the inductor/coil at L1 on Donkey Kong Video boards. Schematics don't show value and its not included in the parts section of manual. Maybe a substitute?

Received 2 boards from member Phetisboy for repair. A 2 board Donkey Kong and a 2 board Donkey Kong Junior. First board was Donkey Kong Junior: Problem: Was told board reset after level 1 was played. I cleaned the Z80A and reseated the Eproms Played game for several days and never had the issue...

Problem: Plays but slot 2 has sound issues and only slot 2 does it. The rest of the slots work fine. High pitched humm sounds when a game starts and the music changes to a higher octave it doesnt humm on a low sound. Tests Performed:(1.) Cleaned slot 2 with deoxit and tried different...

Symptoms: 1) Game would start fine then sound would become scratchy and humming. 2) Battery would lose settings not keeping charge. Repair:1) Repaced 8 faulty caps in audio section of bottom boardset.Four 100uf16v caps and four 220uf16v caps were repaced.These were...

For Sale Brand new never used Kortex flybacks Model numbers FN-1441BA(MCG-20A34) and MCK-20B001 elim Tech corp. Price is $20 a piece which includes shipping or buy both for $35.00 which also includes shipping. Let me know if pics are needed and I will post some pics of the flybacks.

Problem: Board was dropped on ground and z80 kit popped out bent pins on several chips causing left girders to be sharply bent, part of girls head missing and graphic glitches on screen. Inspection: Boards are in good shape. However, Z80A 40 pin socket had become chipped and cracked which...

Wells Gardner digital PD279410 chassis for sale non working. Has new flyback installed. Will throw in some parts I never got around to installing. Includes the chassis,neckboard,video sync board and remote board, plus a couple new transistor parts. Not included is the yoke or tube. Made for 27...

Received DKJunior 2 board set. Pluged it in and garbage and non booting and no sound yikes. 1. General assesment of the board condition---POOR 2. Corrosion on most of the ICs-- could be because stored in a place with a car battery 3. All sockets will need replaced and all socketed chips will...

I have a 27 inch WG D9410 digital monitor no screen pic. Monitor powers with green LED lit on Chassis board. Fuse is not blown and checks good.There is neck glow seen. Turning the flyback did nothing. Where to start. Tried dvi output and normal monitor output. Also there is no static on screen...