Sony VCRplus+ DHR-1000 Operating Instructions Manual page 7

The following figure shows how signals are recorded on a DV tape.
Sub code sector
Index signals,
10 tracks = 1 frame time codes,etc.
Video sector
Video signals,
recording data,etc.
ITI sector Audio sector
Reference signals Audio signals DSS
for insert editing, ; j
etc. 16-bit audio mode
1 stereo track
RSS
12-bit audio mode
2 stereo tracks
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.
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