Yamaha PSR-E473 Service Manual page 16

PSR-E473
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BACKUP
Backup Parameters
The following Backup parameters will be maintained even if the power is turned off.
Backup parameters (each time)
▪ User Songs
▪ Styles loaded from outside (Style Number 291 to 300)
▪ Samples saved to Quick Sampling pads
Backup parameters when turning off the power
▪ Registration Memory
▪ FUNCTION Settings
Settings with a check mark in the "Backup" column in the Function List are backed up.
In addition to the Backup Parameters above, all style data (including data that has not been loaded) transferred from a computer
and all song data will be maintained and saved within the instrument even if you turn off the power.
NOTICE
Backups are executed automatically when the power is turned off. However, please note that backups are not executed and the
settings will be lost if the power is turned off in the following situations.
▪ When the AC adaptor is unplugged with the power on (even if batteries are installed):
▪ When the power is turned off due to accidents such as electric power failure:
▪ Low or no battery power
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