Yamaha A-S2200 Owner's Manual page 17

NOTICE
If a component is connected to the MAIN IN jacks, the unit's volume level will be fixed. Therefore, do not connect a CD player or
other components that do not feature volume adjustment to the MAIN IN jacks. Otherwise, a loud sound may be emitted,
resulting in malfunction of the unit or damage to the speakers.
CD recorder, tape deck,
etc.
External amplifier or
active subwoofer
Preamplifier,
AV amplifier, etc.
Speaker A
(L channel)
- +
– +
Speaker B
(L channel)
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