Kenwood DDX3021 Service Manual page 34

Note2: Factory default adjustment should be cleared, and re-ad-
justment is enabled.
Note3: Users cannot RESET the factory default condition.
4.7 OPENNING CUSTOMIZE screen
(1) [Openning Customize] key
Transits to the following screen, and displays a prompt for
Disc or USB memory insertion.
• Independent of the source, and insertion of DISC or USB
from any source can be accepted.
In other words, switch the input source of DISC mecha to
USB when USB is inserted.
• After entering this screen, reset is required to go back to
normal operation.
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