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Defender update..I\'m hosed Well I ordered my logic probe to diagnose cpu (game stuck in rug) and decided to reseat all chips. I assume I bent some ribbon (large ribbon) connector pins when unseating cmos. would not plug back in. So....I tried to bend them back and...yep. Lost 3. What now. SOL...

Update on Defender diagnose. Sorry to start new post but the old one is languishing and I need help. Problem: Game boots as normal and hangs-up with alternating screens of ALL OK/RUG PATTERN, no controls or buttons function other than on/off. I checked the voltage at the PS and all was OK per...

This is my first time verifying the Defender PS. Here are the values that I got compared to values from coinop. All +,-5V Dead on. All 12V regulated Dead on. -12V unreg., mine is -14.7 +12V unreg., mine is +14.4 +27V mine is 33.2 I'm embarassed to say I could not get 6.2V between 4J3-1 and...

Greetings guys, I'm a new member to this forum and have a 1981 Defender game that won't start. I'm also a noob to game repair although I'm a biomed tech w/electronics experience. It boots normally (if I remember right) up until it stopsd w/the rug pattern alternating w/the all OK message (for...