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-rw-r--r--src/mame/drivers/m72.cpp1
1 files changed, 0 insertions, 1 deletions
diff --git a/src/mame/drivers/m72.cpp b/src/mame/drivers/m72.cpp
index 5cb0767cc86..c624d1a43de 100644
--- a/src/mame/drivers/m72.cpp
+++ b/src/mame/drivers/m72.cpp
@@ -1822,7 +1822,6 @@ void m72_state::m72_audio_chips(machine_config &config)
DAC_8BIT_R2R(config, "dac", 0).add_route(ALL_OUTPUTS, "speaker", 0.2); // unknown DAC
voltage_regulator_device &vref(VOLTAGE_REGULATOR(config, "vref", 0));
- vref.set_output(5.0);
vref.add_route(0, "dac", 1.0, DAC_VREF_POS_INPUT);
vref.add_route(0, "dac", -1.0, DAC_VREF_NEG_INPUT);
}