Sony HDC2500 Operation Manual page 23

Mounting procedure
1
Attach the tripod attachment to the tripod and secure
it with the screw.
Tripod attachment
2
Place the camera on the tripod attachment, and slide
forward it along the groove of the tripod attachment
until it clicks.
3
Make sure that the camera is securely attached by
moving it back and forth.
To remove the camera from the tripod attachment
Hold down the red button and pull the lever in the direction of
the arrow.
Platform of the tripod
Lever
Red button
If the pin of the tripod attachment does not return to
its original position
After removing the camera, if the pin of the tripod attachment
does not return to its original position, hold down the red
button and move the lever in the direction of the arrow to return
the pin to its original position. It is not possible to mount a
camera with the pin not seated.
Original position
Pin
23