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  1. G05-805 still no pic.

    This is from the B&W vector FAQ:"90V measures less than 80V Measure the voltage on the anode of the Zener diode ZD900 or the emitter of Q901. Should read 9V. If less, replace the diode.

  2. G05-805 still no pic.

    The +40 comes from the deflection board and feeds the EHT board. If you have the 40 volts then the problem is on the EHT board. Make sure you have the 40 volts at C900 on the EHT board, If you don't the problem is in the connection from P900 coming from the deflection board. If you have the 40...

  3. G05 805 small problem

    Good idea but I have only one probe. The scope is a dual channel. Tektronix 453

  4. G05 805 small problem

    Asteroids cocktail, game works and plays but with distorted video. Been to the asteroids encyclopedia and changed everything suggested on the game board. Hooked up osc scope and checked proper x/y ouputs from game. Waveforms look like they are supposed to! please see attached pic of test...
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