LENCO LS-410 User Manual page 16

2. Connecting the device
Align the settings for the pre-amplifier selector switch and
connect the RCA audio cable to an input jack that is
compatible with the connectable equipment you are using
(amplifier, active speakers, etc.).
The RCA audio cable's red jack is for the right (R) channel, and the
•
white jack is for the left (L) channel.
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