User Manual
PSR-E243/YPT-240 Owner’s Manual
26
Using with a Computer or iPad/iPhone
This instrument supports MIDI (Musical Instrument 
Digital Interface) and can be connected to a computer 
via a USB cable. For details, refer to “Computer-
related Operations” (page 4) on the website.
By connecting your smart device, such as an iPhone 
or iPad, to a compatible Yamaha digital instruments 
and using applications, you can take advantage of var-
ious functions—expanding the potential of the instru-
ment and make it an even more integral part of your 
total music life. To connect your iPhone/iPad to the 
USB TO HOST terminal of the instrument, an i-UX1 
interface is necessary. For details, refer to “iPhone/
iPad Connection Manual” (page 4) on the website.
Backup and Initialization
The following settings are always backed up, and 
maintained even when this instrument is turned off. 
To initialize Backup data, execute “Backup Clear.”
This function erases the Backup data, then restores all 
the default factory settings. As required, execute the 
following procedure.
Backup Clear
This operation initializes the backup data.
While holding down the highest white key on the key-
board, press the [ ] (Standby/On) switch to turn the 
power on.
Connecting to a computer
USB cable
USB 
terminal
instrumentcomputer
USB 
terminal
Connecting an iPad/iPhone
Backup Parameters
Backup parameters
• FUNCTION Settings: (page 24)
Tuning, Your Tempo, Master EQ type, Panel Sus-
tain, Auto Power Off, Battery Type
Note that the following situations cannot back up or main-
tain the settings of the Backup parameters. 
• When the Power 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: 
• When the Alkaline battery/Manganese battery runs down 
(without connecting the Power Adaptor): 
NOTICE
Initialization










