Arcade Collecting > Restorations & repair
Gorf Restoration
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Mike A:
That looks like a good idea, but shouldn't you draw air up and away from the components? You are fighting physics by blowing the air downward.
Scottacus:
I'm not sure it will make much of a difference so long as air is moving past the chips.  The high score daughter board let me pull the ROM board out so the CPU board is in the outer edge of the case and the Game board has open space next to it.  By blowing air down with the fans directly over the 0066-117xx chips I get the most air flow possible over those super hard to find and prone to failure chips.  If I suck the air past them then the air flow is not focused on them.

I wonder if they were prone to failure because only one board can be on the outer edge where the case has a large opening and the odds that that board is the game board is 1 in 4.  If the Game board was on the inside then the air flow past it would be very poor and would let the chips heat up more.
Mike A:
Yeah. It probably wouldn't make much of a difference.
Nephasth:
The high score kit ---smurfs--- the game up.
Scottacus:
The only difference I've seen is after a few waves the galaxians still set before dropping.  You notice anything else?
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