2
Dec. 2017 E-X20, E-X20A
Cautionary Notes
Before beginning the procedure, please read
through this document. The matters described may
differ according to the model.
User Data Cannot Be Backed Up
This product cannot back up user data to external media. And user data cannot
be written on paper.
Parts List
A component whose part code is ******** will not be supplied as a service part
because one of the following reasons applies.
• Because it is supplied as an assembled part (under a different part code).
• Because a number of circuit boards are grouped together and supplied as
a single circuit board (under a different part code).
• Because supply is prohibited due to copyright restrictions.
• Because reissuance is restricted.
• Because the part is made to order (at current market price).
• Because it is carried in electronic data on the Roland web site.
• Because it is a package or an accessory irrelevant to the function
maintenance of the main body.
• Because it can be replaced with an article on the market. (battery or etc.)