Yamaha HTR-5750 Owner's Manual page 60

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Repeat steps 2 through 4 as necessary to
change other program parameters.
Note
You cannot change parameter values when "MEMORY GUARD"
is set to ON. If you want to change the parameter values. set
"MEMORY GUARD" to OFE (see page 49).
Memory back-up
The memory back-up circuit prevents the stored data
from being lost even if this unit is set in the standby
mode, the power cord is disconnected from the AC
outlet, or the
power supply is temporarily cut due to
power failure. However, if the power is cut for more
than one week, the parameter values will return to the
factory settings. If this happens. edit the parameter
value again.
• Resetting parameters to the factory
presets
To reset a certain parameter
Select the parameter you want to reset, then press < / >
repeatedly to select the factory preset (the display pauses
momentarily at the factory preset before proceeding to the
next value).
To reset all parameters
Use PARAM. INI (see page 5(1).
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