Sony RMT-P1BT Help Manual page 24

Help Guide
Remote Commander
RMT-P1BT
The Remote Commander fails to work.
The Remote Commander's buttons are disabled. Slide the Remote Commander's LOCK switch to the position to the
opposite of "LOCK."
Pairing with the camera may be lost. Pair the Remote Commander and the camera again.
The Remote Commander's battery is out of power. Replace the battery with a new one.
Related Topic
Preventing unintentional operations
Connecting the Remote Commander and a camera with the Bluetooth
Inserting the battery
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