Sony HDW-F900 Operation Manual page 29

2
qg
qh
Audio functions (5)
qg EARPHONE jack
You can monitor the E-E sound during recording and playback sound
during playback. Plugging an earphone into the jack automatically cuts
off the built-in speaker, and you hear the alarms about the camcorder's
operation and status through the earphone.
qh Tap for measure hook
This is the hole for the M3 screw (effective screw length: 6mm) located
at the position of the flange focal length. You can use this tap to attach
the hook for a tape measure to measure the distance between the position
of the flange focus and an object. (The effective length of the supplied
screw is 6 mm.)
2-12
Chapter 2 Locations and Functions of Parts and Controls