Yamaha YAS-203 Owner's Manual page 21

Pairing the sound bar and subwoofer manually
1
With the sound bar turned on, hold down the SUBWOOFER PAIRING
key on the sound bar's remote control for more than 3 seconds.
The SUBWOOFER indicator on the front panel of the sound bar flashes rapidly.
2
Within 30 seconds, push the SUBWOOFER PAIRING button on the
rear panel of the subwoofer for more than 3 seconds with a tapered
object such as a hairpin.
The STATUS indicator on the rear panel of the subwoofer flashes rapidly in green.
When pairing is complete and the sound bar and subwoofer are connected, the
SUBWOOFER indicator on the front panel of the sound bar lights up.
If the SUBWOOFER indicator on the sound bar does not light up even after
performing the above operation, see "Troubleshooting" (p.15).
HINT
• "Pairing" is the operation where the sound bar and subwoofer decide the device to connect to.
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