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Steve Rieck replied to the thread Anyone wanna help me troubleshoot my Simasimac Reloaded SE/30 board?.Here is what Y1 for example looks like on the scope. The frequency looks correct but it's definitely not a square wave. I assume it is... -
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Steve Rieck replied to the thread Anyone wanna help me troubleshoot my Simasimac Reloaded SE/30 board?.that's a great point. I do remember seeing that in the video. It's on one of the video pals I recall. When I was previously working on...
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GreenBar0n replied to the thread Anyone wanna help me troubleshoot my Simasimac Reloaded SE/30 board?.Good point, never asked if this was a V5 Reloaded board. @Steve Rieck , In the first post it says all your clock signals are good... -
Froggy814 replied to the thread Anyone wanna help me troubleshoot my Simasimac Reloaded SE/30 board?.Didn't Colin from This does not compute have to add a bodge wire that they added from the factory that wasn't fixed on the reloaded... -
Steve Rieck replied to the thread Anyone wanna help me troubleshoot my Simasimac Reloaded SE/30 board?.clipping the ground to the big metal whatchamacallit down there by the ports.
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Trash80toG4 replied to the thread What did you cook today?.Hope it aged better than a fine cheese? My pasta sure did, but the leftovers aren't very photogenic so . . . . . . pic I took... -
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Steve Rieck replied to the thread Anyone wanna help me troubleshoot my Simasimac Reloaded SE/30 board?.unfortunately getting the same trashy signal. so I think this clearly indicates something more serious than a bad ram diode or UH7 pal...
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GreenBar0n replied to the thread Anyone wanna help me troubleshoot my Simasimac Reloaded SE/30 board?.Where are you clipping your scope ground to? Can you widen the picture to show your entire probe setup?
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I have a decision to make: I have this early 1984 Mac 128K that is slightly yellow and I'm not sure if I should retrobright it to match... -
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GreenBar0n replied to the thread Anyone wanna help me troubleshoot my Simasimac Reloaded SE/30 board?.The ROM slot should be getting a solid square wave, what does Pin 4 of the ROM slot show? Make sure to press the Reset button a couple...
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Steve Rieck replied to the thread Anyone wanna help me troubleshoot my Simasimac Reloaded SE/30 board?.The data line signals on the video ROM and video RAM get this mess instead of nice square waves... I think it's a bad glue chip or maybe...
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GreenBar0n replied to the thread Anyone wanna help me troubleshoot my Simasimac Reloaded SE/30 board?.Starting on Page 46 of the PDF, or Page 45 and 46 of the Simasimac Repair Guide: are you able to see the clock signals in the ROM slot...
