Yamaha HTR-5730 - Manual (Page 44)

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OPTION 1 DISPLAY SET
■ DIMMER
Use this to adjust the brightness of the front panel display.
Control range: –4 to 0
OPTION 2 MEM. GUARD
(memory guard)
Use this feature to prevent accidental changes to sound
field program parameter values and other system settings.
Choices: ON, OFF
Select ON to protect:
• Sound field program parameters
• All SET MENU items
• All speaker levels
When MEMORY GUARD is set to ON, you cannot use
the test tone or select any other SET MENU items.
OPTION 3 AUDIO MUTE
Use to adjust how much the mute function reduces the
output volume.
Choices: MUTE, –50dB, –20dB
MUTE
Completely halts all output of sound.
–50dB
Reduces the volume of the present sound output by 50dB.
–20dB
Reduces the volume of the present sound output by 20dB.
SET MENU