Yamaha RM Series Manual page 18

[Bottom panel]
1 PAIR button
Condition
PAIR button long-pressed for at least 2 seconds
PAIR button long-pressed for at least 2 seconds
PAIR button long-pressed for at least 2 seconds
1
ACTIVATE indicator
Flashes blue quickly
(After flashing blue quickly)
Flashes blue twice
(After flashing blue quickly)
Flashes red twice
RM Series Wireless Microphone System Reference Manual
18
Unit status
Waiting for pairing/Pairing
Paired successfully
Pairing failed