Canon HV30 clicking sound

[krkiss]

Can anybody know what is this clicking / rattling sound in this recording at 00:04 and 00:08 ?

I can hear this sound in other inside and outside recording too.

http://www.vimeo.com/user295186/videos


Thanks

[jakecannon]

does the noise always occur at the same timestamp?

[krkiss]

The noise occurs random now and then.