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Coin Door / Menu volume to 28 (for the GT Amplifier, usable range 23-30, do not exceed 30) Gain to 2 o'clock position (GT Amplifier). Bass Freq to 1 o'clock position. Bass Vol to 6 o'clock posit … read more

GT Amplifier: Coin door / service menu volume set to 12 (do NOT exceed 20).KO / KOP Amplifier: Coin door / service menu volume set to 35 (usable range 0-max). SERVICE MENU → UTIL → VOL→: … read more

Coin door / menu volume set to 30 (usable range 20-35, do not exceed 35).System Menu: Music attenuation -5.Speech attenuation 0.PinWoofer Amplifier: Gain to 3 o'clock position.Bass Freq to 1 o … read more

GT Amplifier - Coin door / menu volume set to 15 (usable range 10-20, do not exceed 20).KO Amplifier - Coin door / menu volume set to 30 (usable range 10-max) System Menu: Place all audio settings … read more

GT Amplifier - Coin door / menu volume set to 15 (usable range 10-20, do not exceed 20).KO Amplifier - Coin door / menu volume set to 30 (usable range 10-max).PinWoofer Amplifier: Gain to 2 o'clock p … read more