Sony DHR-1000 - Manual (Page 7)

Features 7
DV recording format
The following figure shows how signals are recorded on a DV tape.
Copyright precautions
On recording
You cannot record any software having copyright protection signals on
this VCR. If you start recording protected video and audio signals, a
warning message appears on the TV screen and the VCR stops
recording.
If you timer record a program that is encoded with copyright protection
signals, the VCR will continue recording but the video and audio
signals will not be recorded on tape.
On playback
When you play back software having copyright protection signals on
this VCR, you may not be able to copy it onto other equipment.
Video sector
Video signals,
recording data,etc.
Sub code sector
Index signals,
time codes,etc.
10 tracks = 1 frame
ITI sector
Reference signals
for insert editing,
etc. Audio sector
Audio signals
16-bit audio mode
1 stereo track
12-bit audio mode
2 stereo tracks