Roland SJ-645EX 用户手册
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Chapter 8: Specifications
8-4 Locations of the Power Rating and Serial Number Labels
Serial Number
This is require when you seek maintenance,
servicing, or support. Never peel off the la-
bel or let it get dirty.
servicing, or support. Never peel off the la-
bel or let it get dirty.
Power Rating
Use an electrical outlet that meets the re-
quirements for voltage, frequency, and am-
perage given here.
quirements for voltage, frequency, and am-
perage given here.