Option 1 display set, Option 2 mem. guard (memory guard), Option 3 audio mute – Yamaha HTR-5830 User Manual
Page 49: 50db, 20db, Dimmer
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SETMENU
OPTION 1 DISPLAY SET
m
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 5()dB,
-20dB
Reduces the volume of the present sound output by 20dB.
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