Sony DCR-SR220 - Manual (Page 100)

100
 Active Interface Shoe
The Active Interface Shoe supplies
power to optional accessories such as
a video light, a flash, or a microphone.
The accessory can be turned on or off
as you operate the POWER switch on
your camcorder. Refer to the operating
instructions supplied with your
accessory for details.
The Active Interface Shoe has a safety
device for fixing the installed accessory
securely. To connect an accessory,
press down and push it to the end, and
then tighten the screw. To remove an
accessory, loosen the screw, and then
press down and pull out the accessory.

When you are recording movies with an
external flash (optional) connected to the
accessory shoe, turn off the power of the
external flash to prevent charging noise
being recorded.

You cannot use an external flash (optional)
and the built-in flash at the same time.

When an external microphone (optional)
is connected, it takes precedence over the
built-in microphone.
 Built-in microphone (27)
An Active Interface Shoe compatible
microphone (optional) will take
precedence when connected.
 Remote sensor/Infrared port
Point the Remote Commander (p. 103)
towards the remote sensor to operate
your camcorder.