Install of OS2XL
1. Please install Ver3.13 of the free version.
2. Please install OS2XL from the screen of load. (It is installable even from the screen of
load of OS1 into which the password is entered.)
Note
OS2 is not installable from the screen of load of Ver3.13.

Please choose the file of OS2XL(more than Ver1.30) and press F6(DO
IT) button.
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If F5 (DO IT) button is
pressed, installation of OS2XL will start.
If a "Completed" window is displayed, please reswitch
on a power supply.
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If a power supply is turned on holding the [TAP TEMPO] button, OS2XL will start.
When installed from OS1, it is not necessary to hold the [TAP
TEMPO] button.
The screen of a save is not displayed if the password of
OS2XL is not entered.
In order to obtain the screen of save, please purchase the password of OS2XL.
Even if a function
except a save does not put in a password, it can be used
altogether.
Note
If a pad is hit, when sound does not
stop or will be in the state of a note repeat, please set the
value of "Pad On Level" as 16 in the sensitivity
adjustment mode of pads.

Switching
of OS
OS can be changed if a power supply is turned on holding the [TAP TEMPO] button.

Power supply OFF
Please turn on a power supply, holding the [TAP TEMPO] button.
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OS1 or Ver3.13 starts.
Power supply OFF
Please turn on a power supply, holding the [TAP TEMPO] button.
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OS2XL starts.
Notes
OS cannot be switching if it is not OS1 more than Ver4.99I.
Moreover, they cannot use, being able to
switch OS2 and OS2XL.
In addition, if OS is switched, all the
setup will be returned to a default value.
Therefore, it is necessary to adjust the sensitivity of a pad
again.
When it returns to OS1 not more than Ver4.99H

Even if it turns on a power supply, holding the [TAP TEMPO] button, OS2XL does not start.
In this case, in order to start OS2XL, it is necessary to update
to Ver4.99I or more version.
After updating, if a power supply is turned on holding the [TAP TEMPO] button, OS2XL will start.
When it returns to AKAI OS

Even if it turns on a power supply, holding the [TAP TEMPO] button, OS2XL does not start.
In this case, in order to start OS2XL,
it is necessary to update to Ver4.99I or more version.
After updating, if a power supply is turned on holding the [TAP TEMPO] button, OS2XL will start.
Note
When it returns to OS1 or AKAI OS and saves to an internal memory,
OS2XL does not start.
In this case, please install OS2XL again.
The password of OS2XL is not lost even if saved to an internal
memory.
Update of OS2XL
Please perform update of OS2XL from the load screen of OS2XL.

Please choose the OS2XL file of a
high version and press F6(DO IT) button.
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If F5 (DO IT) button is pressed, update of OS will start.
If a "Completed" window is displayed, please reswitch
on a power supply.
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OS2XL of a high version starts.