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Microsoft Windows XP Media Center Edition 2005 Reference Guide
Copy protection for DVD movies
Most DVD movies in the market are encrypted with copy
protection to prevent illegal duplication of copyrighted
material. This protection distorts the picture quality when
copied or prevents it from being copied. The following
tables shows two of the currently used copy protection
methods and their effect on playback.
CGMS*
*CGMS is Copy Generation Management System and Redistribution Control
Macrovision
n
HP supports lawful use of technology and
does not endorse or encourage the use of our
products for purposes other than those
permitted by copyright law.
Signal Method
Source
Record
Encrypt
Playback
Copy freely
NTSC
Yes
No
Unlimited
Reserved
NTSC
Yes
No
Unlimited
Copy once
NTSC
Yes
Yes
Unlimited
Copy never
NTSC
Yes
Yes
48 hours
Signal Method
Source
Record
Encrypt
Playback
Null
Any
Yes
No
Unlimited
Detected
Any
Yes
Yes
48 hours
Summary of Contents for Z558 Entertainment
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