Sony BDP-S3700 Operating Instructions Manual page 37

Note on Discs
This product is designed to playback
discs that conform to the Compact Disc
(CD) standard. DualDiscs and some of
the music discs encoded with copyright
protection technologies do not conform
to the Compact Disc (CD) standard,
therefore, these discs may not be
playable by this product.
Note on playback operations of BDs/
DVDs
Some playback operations of BDs/
DVDs may be intentionally set by
software producers. Since this player
plays BDs/DVDs according to the disc
contents the software producers
designed, some playback features may
not be available.
Note about double-layer BDs/DVDs
The playback pictures and sound may be
momentarily interrupted when the layers
switch.
Region code (BD-ROM/DVD VIDEO
only)
Your player has a region code printed on
the bottom of the unit and will only play
BD-ROMs/DVD VIDEOs labeled with
identical region codes or .
ALL
Region code
37