MZ700 not booting

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Pacman
Posts: 158
Joined: Mon Feb 05, 2018 2:59 pm

Re: MZ700 not booting

Post by Pacman »

The 5V supply of the different component pins cannot be sinusoidal: It is a direct current so on the oscilloscope there should be a 5V direct line.
Perhaps start by checking what the vacuum power supply (alone) really gives: waveform and amplitude.
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