REGION CODES:
The DVD world is divided into six major geographical regions,
with two additional regions reserved for specialized use.
This means that DVD players and DVDs are labeled for operation on within a
specific geographical region in the world. For example, the U.S. is in region 1.
This means that all DVD players sold in the U.S. are made to region 1 specifications.
As a result, region 1 players can only play region 1 discs, they are encoded for a specific region, <BR>
look at the back of each DVD package, you will a find a region number (1 thru 6).

The geographical regions are as follows:

REGION 1 -- USA, Canada
REGION 2 -- Japan, Europe, South Africa, Middle East, Greenland
REGION 3 -- S.Korea, Taiwan, Hong Kong, Parts of South East Asia
REGION 4 -- Australia, New Zealand, Latin America (including Mexico)
REGION 5 -- Eastern Europe, Russia, India, Africa
REGION 6 -- China
REGION 7 -- Reserved for Unspecified Special Use
REGION 8 -- Reserved for Cruise Ships, Airlines, etc...
REGION 0 or REGION ALL -- Discs are uncoded and can be played Worldwide.

However, PAL (Phase  Alternating  Line) discs must be played in a PAL-compatible unit
and NTSC  (National  Television  System  Committee)  discs must be played in an NTSC-compatible unit.
NTSC is the broadcast standard used in the United States, Canada, Mexico, and Japan.
PAL is the broadcast standard for Australia, United Kingdom,
Germany, Singapore, and Hong Kong.