« Reply #1 on: March 16, 2014, 09:46:20 pm »
Depends on which
motherboard

mpu you have. There's a volume control knob present in the older 10Mhz board as shown on this picture. The knob is circled in red. If you don't have this knob, you have the newer 16Mhz board, in which case it is controlled through the configuration menu.
« Last Edit: March 18, 2014, 06:20:31 pm by rickhunter »

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