Sony ECM-B1M Help Guide - Page 7

Help Guide Shotgun Microphone ECM-B1M Attaching/removing to/from the camera Attach the shotgun microphone to a camera. Note Before attaching/removing this unit to/from a camera, turn off the power to the camera. 1 Remove the connector protect cap from this unit. 2 Attach this unit to the camera ( ) and rotate the lock dial in the "LOCK" direction ( ) to firmly secure the unit. Attaching this unit to a camera automatically switches the audio input from the built-in microphone to the external microphone (this unit). When it is difficult to insert the Multi Interface foot into the shoe, rotate the lock dial counterclockwise until it stops, and then try again. 3 Operate the camera to start recording. For details, refer to the Help Guide provided for the camera. 7